2 Year Warranty

Satisfaction
Guaranteed

Compact & Flexible

Easily mount or release with no tools.

Reliable

Even in harsh
environments.

Safe

Exceeds Coast Guards, ABYC and Military Specification Rating

Celebrating 20 Years of Freeze Protection

Launched in 2004, the Xtreme HEATERS  was developed to provide a safe and consistently reliable solution to protect your boat’s engines and critical components from freeze damage and extend boating season.

Since then, customers have found many uses for our freeze protection heaters in RV's, industrial equipment, well houses, backflow prevention enclosures, even military applications.

Our customer testimonials demonstrate the level of satisfaction our products have brought to customers in the US and around the world

BOAT/RV HEATERS

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RV Winterizing and Lithium Battery winter storage -Winterizing your RV

RV Winterizing and Lithium Battery winter storage -Winterizing your RV

The system worked all winter flawlessly, it's a new concept in RV winterizing.The “5112 Dual Voltage / Dual Inverter - RV Lithium System” was designed by Mike Mas for larger RV’s and Bus Conversions to provide "off the grid" 50 amp service....

RV Winterizing and Lithium Battery winter storage -Winterizing your RV

The system worked all winter flawlessly, it's a new concept in RV winterizing.The “5112 Dual Voltage / Dual Inverter - RV Lithium System” was designed by Mike Mas for larger RV’s and Bus Conversions to provide "off the grid" 50 amp service....

Xtreme heaters for our Sea Ray Sundancer 320 winterizing

Xtreme heaters for our Sea Ray Sundancer 320 winterizing

I have used 2 Xtreme Heaters L in our 2007 Sea Ray 320 Sundancer for the past 12 years. I have never had an issue with freeze up and in fact for the most part they have maintained our bilge around 40-45...

Xtreme heaters for our Sea Ray Sundancer 320 winterizing

I have used 2 Xtreme Heaters L in our 2007 Sea Ray 320 Sundancer for the past 12 years. I have never had an issue with freeze up and in fact for the most part they have maintained our bilge around 40-45...

24' Chaparral Sunseta on Lake Lanier

24' Chaparral Sunseta on Lake Lanier

I bought the XXHEAT for my 24' Chaparral Sunseta on Lake Lanier so I could take the boat out on great days in the winter. No need to winterize. The heater works great. Just cover the vents and plug it in. 

24' Chaparral Sunseta on Lake Lanier

I bought the XXHEAT for my 24' Chaparral Sunseta on Lake Lanier so I could take the boat out on great days in the winter. No need to winterize. The heater works great. Just cover the vents and plug it in. 

Research Planes For The Canadian Armed Forces

Xtreme Heaters Helping Research Planes For The Canadian Armed Forces.

This is a research plane that uses Xtreme Heaters to help protect the electronics. The attached photos show the installation of a XHEAT (Small) heater in the Twin Otter aircraft. The first picture points out the location of the heater in the...

Xtreme Heaters Helping Research Planes For The Canadian Armed Forces.

This is a research plane that uses Xtreme Heaters to help protect the electronics. The attached photos show the installation of a XHEAT (Small) heater in the Twin Otter aircraft. The first picture points out the location of the heater in the...

RV Protected by Xtreme Heater

Xtreme Heaters for Land Lubbers Too, Keeping The Tanks And Plumbing Safe In This RV during winter months .

Dear Xtreme Heaters, As a newcomer to Georgia from Florida, I had to learn about preparing for freezing temperatures here in the winter. The good news is that I learned the easy way! Indeed, I was fortunate that my knowledgeable local boating...

Xtreme Heaters for Land Lubbers Too, Keeping The Tanks And Plumbing Safe In This RV during winter months .

Dear Xtreme Heaters, As a newcomer to Georgia from Florida, I had to learn about preparing for freezing temperatures here in the winter. The good news is that I learned the easy way! Indeed, I was fortunate that my knowledgeable local boating...

Truck Cab Preheated with Xtreme Heater

The Xtreme Heater Heated My Boat Bilge For Pennies A Night!

Your heater worked great in the boat, and is now working great in my truck. I was skeptical about it only using $0.02/ hour, so to make sure that it came on each night in the boat and to see how much...

The Xtreme Heater Heated My Boat Bilge For Pennies A Night!

Your heater worked great in the boat, and is now working great in my truck. I was skeptical about it only using $0.02/ hour, so to make sure that it came on each night in the boat and to see how much...

RV Winter Protection by Xtreme Heaters

I Know The Quality Of Your Products From My 6 Years Of Experience With One In My Sailboat

If you look closely you can even see the La Cross Temperature Transmitters in several of the pictures. They are hidden in plastic shoe boxes in the water filter bay and some other storage bins to keep them dry. I mounted the heaters...

I Know The Quality Of Your Products From My 6 Years Of Experience With One In My Sailboat

If you look closely you can even see the La Cross Temperature Transmitters in several of the pictures. They are hidden in plastic shoe boxes in the water filter bay and some other storage bins to keep them dry. I mounted the heaters...

Using Xtreme Heaters to Protect Sensitive Trees.

Xtreme Heaters Can Winterize Plants Too!

Here are some pics of my technique to protect my Windmill palms: Burlap, heating tape, recycled mulch pad ,light through cloth covers and your Xtreme Heaters! Thanks, will report back in the spring! - R.Wilson

Xtreme Heaters Can Winterize Plants Too!

Here are some pics of my technique to protect my Windmill palms: Burlap, heating tape, recycled mulch pad ,light through cloth covers and your Xtreme Heaters! Thanks, will report back in the spring! - R.Wilson

I have also added heaters to my Sea Do and Wave Runner

I Have Also Added Heaters To My Sea Do And Wave Runner

The heaters worked so well in my boat, I decided to add them to my SeaDo and Wave Runner.  Thanks for a great product that really does what what you say it does.

I Have Also Added Heaters To My Sea Do And Wave Runner

The heaters worked so well in my boat, I decided to add them to my SeaDo and Wave Runner.  Thanks for a great product that really does what what you say it does.

VW Bus with Xtreme Engine Heater

Keeping A VW Bus Warm In The Mountains Of Colorado With The Xtreme Heater

Living high in the mountains of Colorado, the weather gets very cold at times, making it hard for my 1970 VW Bus to start up in the mornings. After I installed the Xtreme Heater in the engine compartment, the Bus starts up...

Keeping A VW Bus Warm In The Mountains Of Colorado With The Xtreme Heater

Living high in the mountains of Colorado, the weather gets very cold at times, making it hard for my 1970 VW Bus to start up in the mornings. After I installed the Xtreme Heater in the engine compartment, the Bus starts up...

Xtreme heaters reviews

I Also Used To Use A Xtreme Heater In My Well House Which Was More Reliable Than A Light Bulb

I have used a heater for a long time and never had a problem. I also used to use a Xtreme heater in my well house which was more reliable than a light bulb – RBR2328, offshoreonly.com

I Also Used To Use A Xtreme Heater In My Well House Which Was More Reliable Than A Light Bulb

I have used a heater for a long time and never had a problem. I also used to use a Xtreme heater in my well house which was more reliable than a light bulb – RBR2328, offshoreonly.com

RV heaters

Using The Xtreme Heater In My RV! Instead of winterizing.

Attached are two photos of your Small, XHEAT Xtreme heater installed in the wet bay of my motorhome. The heaters’ compact size, built in thermostat and unbelievable qualities make it the perfect fit for the area. Meeting all the ABYC requirements (Boating Safety Standards)...

Using The Xtreme Heater In My RV! Instead of winterizing.

Attached are two photos of your Small, XHEAT Xtreme heater installed in the wet bay of my motorhome. The heaters’ compact size, built in thermostat and unbelievable qualities make it the perfect fit for the area. Meeting all the ABYC requirements (Boating Safety Standards)...

RV Winter Protection by Xtreme Heaters

I Know The Quality Of Your Products From My 6 Years Of Experience With One In My Sailboat

If you look closely you can even see the La Cross Temperature Transmitters in several of the pictures. They are hidden in plastic shoe boxes in the water filter bay and some other storage bins to keep them dry. I mounted the heaters...

I Know The Quality Of Your Products From My 6 Years Of Experience With One In My Sailboat

If you look closely you can even see the La Cross Temperature Transmitters in several of the pictures. They are hidden in plastic shoe boxes in the water filter bay and some other storage bins to keep them dry. I mounted the heaters...

RV heater

RV For Lake Tahoe winter use and storage.

My wife and I live in Lake Tahoe CA and own a van that we up-fitted for adventures (e.g. toy hauler with  a water system, lithium batteries for power, the works).  We had a dilemma because we did not want to winterize our...

RV For Lake Tahoe winter use and storage.

My wife and I live in Lake Tahoe CA and own a van that we up-fitted for adventures (e.g. toy hauler with  a water system, lithium batteries for power, the works).  We had a dilemma because we did not want to winterize our...

Special Boat Team using xtreme heaters

Special Boat Team – 22, Stennis, MS Now Using Xtreme Heaters

Special Boat Team 22 began its history as Coastal River Divison-22 in 1972 in New Orleans La. In 1979 it became Special Boat Unit – 22. The Team’s long history in Riverine warfare is distinguished in Counter-Narcotic Operations in Central and South...

Special Boat Team – 22, Stennis, MS Now Using Xtreme Heaters

Special Boat Team 22 began its history as Coastal River Divison-22 in 1972 in New Orleans La. In 1979 it became Special Boat Unit – 22. The Team’s long history in Riverine warfare is distinguished in Counter-Narcotic Operations in Central and South...

Chowan County Water Search and Rescue

Xtreme Keeps Chowan County Water Search And Rescue Operations Ready To Go, No Matter What Conditions Present

For approximately 40 years, EMS and Rescue personnel of Chowan County Emergency Services have responded to water search, rescue and recovery missions along the Chowan River and Albemarle Sound of Northeastern North Carolina. Our primary mission is the protection of life and...

Xtreme Keeps Chowan County Water Search And Rescue Operations Ready To Go, No Matter What Conditions Present

For approximately 40 years, EMS and Rescue personnel of Chowan County Emergency Services have responded to water search, rescue and recovery missions along the Chowan River and Albemarle Sound of Northeastern North Carolina. Our primary mission is the protection of life and...

Philadelphia Police Department Uses Xtreme

Philadelphia Police Department Uses Xtreme – stationed on the US Coast Guard Base in Philly.

Philadelphia Police Department Uses Xtreme – stationed on the US Coast Guard Base in Philly.

Philadelphia Police Department Uses Xtreme – stationed on the US Coast Guard Base in Philly.

Philadelphia Police Department Uses Xtreme – stationed on the US Coast Guard Base in Philly.

SAFE Boats with Xtreme Heaters

Safe Boat International Uses Xtreme Heaters To Keep The Work Style Boats Protected From The Cold

Safe boat international uses Xtreme Heaters to keep the work style boats protected from the cold – including our Fire Rescue boats, Police Boats, Special ops river boats, and Jet boats.      

Safe Boat International Uses Xtreme Heaters To Keep The Work Style Boats Protected From The Cold

Safe boat international uses Xtreme Heaters to keep the work style boats protected from the cold – including our Fire Rescue boats, Police Boats, Special ops river boats, and Jet boats.      

East Providence Harbor Dept. with Xtreme Heaters

East Providence Harbor Department 27′ Boston Whaler Vigilant patrol/rescue boat uses Xtreme Heaters

  Dear Steve, After searching for a heater that would keep our 27′ Boston Whaler Vigilant patrol/rescue boat in-service year-round we found your Xtreme Heaters fit that need perfectly. We purchased the XXHeat 600 watt heater to keep our generator, battery bank and...

East Providence Harbor Department 27′ Boston Whaler Vigilant patrol/rescue boat uses Xtreme Heaters

  Dear Steve, After searching for a heater that would keep our 27′ Boston Whaler Vigilant patrol/rescue boat in-service year-round we found your Xtreme Heaters fit that need perfectly. We purchased the XXHeat 600 watt heater to keep our generator, battery bank and...

East Providence Fire Deparment xtreme heaters

East Providence Fire Departments 30 foot fireboats uses xtreme heaters

My name is Lt. Joe Crowshaw; I work for the City of East Providence Fire Department (EPFD) in Rhode Island. For three years, I have worked with a small group of firefighters from three other cities whose job it was to specify...

East Providence Fire Departments 30 foot fireboats uses xtreme heaters

My name is Lt. Joe Crowshaw; I work for the City of East Providence Fire Department (EPFD) in Rhode Island. For three years, I have worked with a small group of firefighters from three other cities whose job it was to specify...

JetSki Protected by an Xtreme Heater

The Compact Size Of Our Small, XXHEAT Heater Makes Protecting Your PWC Easier Than Ever

Steve: Here are the pictures I promised to you. The skis are stored at Pickwick Lake about 100 miles away from my home in Memphis, TN. I just stopped by the storage facility on my way home from Nashville to check on...

The Compact Size Of Our Small, XXHEAT Heater Makes Protecting Your PWC Easier Than Ever

Steve: Here are the pictures I promised to you. The skis are stored at Pickwick Lake about 100 miles away from my home in Memphis, TN. I just stopped by the storage facility on my way home from Nashville to check on...

SeaDo and Wave Runner heater

I Have Also Added Xtreme Heaters To My Sea Do And Wave Runner

The heaters worked so well in my boat, I decided to add them to my SeaDo and Wave Runner.  Thanks for a great product that really does what what you say it does.  

I Have Also Added Xtreme Heaters To My Sea Do And Wave Runner

The heaters worked so well in my boat, I decided to add them to my SeaDo and Wave Runner.  Thanks for a great product that really does what what you say it does.  

25′ Bayfield Sloop

25′ Bayfield Sloop mounting his Xtreme Heater upside-down

This Bayfield 25 sloop is located in the Chesapeake area.  Engine compartment space is always at a premium on sailing vessels.  The only location this owner found involved mounting his Xtreme Heater upside-down.  While we suggest mounting our heaters lower in the...

25′ Bayfield Sloop mounting his Xtreme Heater upside-down

This Bayfield 25 sloop is located in the Chesapeake area.  Engine compartment space is always at a premium on sailing vessels.  The only location this owner found involved mounting his Xtreme Heater upside-down.  While we suggest mounting our heaters lower in the...

xtreme heaters review

I Am Glad To Count On The Xtreme Heater To Maintain A Constant Heat In My Engine Room. This Is Special.

Greetings, Some photos for you. We have lived on Westsail 32, at Saugatuck Yacht Services, Saugatuck, Michigan for the past five winters. The Kalamazoo River freezes hard in January and I keep one P500 Ice Eater, on the stern, to keep the...

I Am Glad To Count On The Xtreme Heater To Maintain A Constant Heat In My Engine Room. This Is Special.

Greetings, Some photos for you. We have lived on Westsail 32, at Saugatuck Yacht Services, Saugatuck, Michigan for the past five winters. The Kalamazoo River freezes hard in January and I keep one P500 Ice Eater, on the stern, to keep the...

xtreme heaters review

It Is Nice To Know That Someone Still Believes In Customer Service

Steve, Everything went fine. I installed heaters on the boat yesterday. Once again, I want to thank you for your help. It is nice to know that someone still believes in customer service. – Ron

It Is Nice To Know That Someone Still Believes In Customer Service

Steve, Everything went fine. I installed heaters on the boat yesterday. Once again, I want to thank you for your help. It is nice to know that someone still believes in customer service. – Ron

xtreme heaters reviews

It is nice to know that some still believes in customer service

Everything went fine. Once again I want to thank you for your help. It is nice to know that some still believes in customer service. – Ron    

It is nice to know that some still believes in customer service

Everything went fine. Once again I want to thank you for your help. It is nice to know that some still believes in customer service. – Ron    

furnace back up on a houseboat

The Xtreme Heaters work great as a backup to our houseboat furnace to keep water pipes, pumps, and holding tanks safe.

The Xtreme Heaters work great as a backup to our houseboat furnace to keep water pipes, pumps, and holding tanks safe.

The Xtreme Heaters work great as a backup to our houseboat furnace to keep water pipes, pumps, and holding tanks safe.

The Xtreme Heaters work great as a backup to our houseboat furnace to keep water pipes, pumps, and holding tanks safe.

xtreme heaters best customer service

It Is Nice To Know That Someone Still Believes In Customer Service

Steve, Everything went fine. I installed heaters on the boat yesterday. Once again, I want to thank you for your help. It is nice to know that someone still believes in customer service. – Ron

It Is Nice To Know That Someone Still Believes In Customer Service

Steve, Everything went fine. I installed heaters on the boat yesterday. Once again, I want to thank you for your help. It is nice to know that someone still believes in customer service. – Ron

Xtreme heaters reviews

Big Xtreme heaters Fan

I have relied on XTreme heaters over the years and continue to see how well they perform on both our larger houseboat and bow rider. Being in GA we don’t have the constant concerns with freezing temps but during extended cold waves...

Big Xtreme heaters Fan

I have relied on XTreme heaters over the years and continue to see how well they perform on both our larger houseboat and bow rider. Being in GA we don’t have the constant concerns with freezing temps but during extended cold waves...

xtreme heaters means peace of mind

These bilge Heaters Are Great; They Give You Piece Of Mind!

Just came back from my boat on Long Island, New York; its Feb 14. Outside temperature is 4 degrees boat is water with water temp. Of 34 degrees. Have two Xtreme heaters one in engine room and one in aft compartment –...

These bilge Heaters Are Great; They Give You Piece Of Mind!

Just came back from my boat on Long Island, New York; its Feb 14. Outside temperature is 4 degrees boat is water with water temp. Of 34 degrees. Have two Xtreme heaters one in engine room and one in aft compartment –...

370 Sundancer

Xtreme Heaters – Only Choice For Me and my Searay 370 Sundancer

Xtreme Heaters – The Only Choice for Me! - Chris Murphy25 Yrs. Marine Industry Professional370 Sundancer – “Turtle Time”

Xtreme Heaters – Only Choice For Me and my Searay 370 Sundancer

Xtreme Heaters – The Only Choice for Me! - Chris Murphy25 Yrs. Marine Industry Professional370 Sundancer – “Turtle Time”

great value

Now, I’m Ready To Go At The Drop Of A Hat…Well Worth The Money!

These heaters made a big difference for us. Put two in the engine compartment and have not had to winterize the boat and am ready to go at the drop of a hat…well worth the money.. Supposed to be 25 degrees tonight...

Now, I’m Ready To Go At The Drop Of A Hat…Well Worth The Money!

These heaters made a big difference for us. Put two in the engine compartment and have not had to winterize the boat and am ready to go at the drop of a hat…well worth the money.. Supposed to be 25 degrees tonight...

MV Daddyo Xtreme Heaters Testimonial

One Less Thing To Worry About! 1976 Trojan F36

I am 55 years old and have been boating all of my life. For the past nine years my baby has been a 1976 Trojan F36. Being in the southeast you never really know what kind of weather Mother Nature is gonna...

One Less Thing To Worry About! 1976 Trojan F36

I am 55 years old and have been boating all of my life. For the past nine years my baby has been a 1976 Trojan F36. Being in the southeast you never really know what kind of weather Mother Nature is gonna...

400 Sea Ray with Xtreme Heaters

After Their Excellent Customer Service, I Purchased Their XXXHEAT Unit For My Boat!

I looked at several brands of heaters and sizes. On the boat I just purchased was a competitive model, but I wasn’t sure if it worked. When I went to competitive website the model shown how to test was not the same....

After Their Excellent Customer Service, I Purchased Their XXXHEAT Unit For My Boat!

I looked at several brands of heaters and sizes. On the boat I just purchased was a competitive model, but I wasn’t sure if it worked. When I went to competitive website the model shown how to test was not the same....

Xtreme Heaters Testimonial

Great Testimonial To Your Product. Spot On At 40F Trigger

I am in the cold chain monitoring business for commercial trailer and warehouse temp monitoring. With these temps, I am always comforted to get alarms if bilge temperatures drop. I was getting little anxious not seeing a heat rise till last night...

Great Testimonial To Your Product. Spot On At 40F Trigger

I am in the cold chain monitoring business for commercial trailer and warehouse temp monitoring. With these temps, I am always comforted to get alarms if bilge temperatures drop. I was getting little anxious not seeing a heat rise till last night...

xtreme heaters testimonial hurricane sandy

Xtreme Heater Helped Me Through Hurricane Sandy

After Hurricane Sandy hit the Jersey shore in October 2012, it destroyed my marina where I keep my 28′ Carolina Classic docked. The day before the hurricane, I relocated my boat to a safer private dock up-river and rode the storm out...

Xtreme Heater Helped Me Through Hurricane Sandy

After Hurricane Sandy hit the Jersey shore in October 2012, it destroyed my marina where I keep my 28′ Carolina Classic docked. The day before the hurricane, I relocated my boat to a safer private dock up-river and rode the storm out...

Xtreme Heaters Testimonial

Wish I’d Purchased It Sooner!

I wanted to protect my boat from the weather in North Atlanta. I have been looking at the Xtreme Bilge Heater for a couple of years, wish I would have purchased one sooner, looking forward to boating in January and February. Gerald...

Wish I’d Purchased It Sooner!

I wanted to protect my boat from the weather in North Atlanta. I have been looking at the Xtreme Bilge Heater for a couple of years, wish I would have purchased one sooner, looking forward to boating in January and February. Gerald...

Xtreme heaters reviews

I purchased the Xtreme Heater and It Works Great!

I purchased the Xtreme Heater XXX-Heat. It was easy to install. I tested the Heater before installation and it works great. H. SmithEatonton, GA

I purchased the Xtreme Heater and It Works Great!

I purchased the Xtreme Heater XXX-Heat. It was easy to install. I tested the Heater before installation and it works great. H. SmithEatonton, GA

Xtreme Heaters in a Bertram Testimonial

The Xtreme Heater Has Extended Our Fishing Season By Months!

I installed a pair of your heaters in my 1979 Bertram 31 two years ago. They extended our fishing season by months! I love them! Since then Reelapse has been completely remanufactured from her keel up. Leave no doubt, as part of...

The Xtreme Heater Has Extended Our Fishing Season By Months!

I installed a pair of your heaters in my 1979 Bertram 31 two years ago. They extended our fishing season by months! I love them! Since then Reelapse has been completely remanufactured from her keel up. Leave no doubt, as part of...

Sea Ray With Xtreme Heaters

Xtreme bilge heater Easy To Install … Serve Their Purpose!!

The Xtreme website is awesome ! If you can’t find the information you need, you can always call Steve. They were easy to install and think they will certainly serve their purpose so we get to use our boat throughout the winter...

Xtreme bilge heater Easy To Install … Serve Their Purpose!!

The Xtreme website is awesome ! If you can’t find the information you need, you can always call Steve. They were easy to install and think they will certainly serve their purpose so we get to use our boat throughout the winter...

Commander 30 Flybridge Sedan with Xtreme Heaters Engine Compartment Heaters

Three Xtreme Heaters On One Boat….Yep, I’m A Fan!!

We purchased a new boat and specified that an Xtreme heater be installed in the engine compartment to protect the single Volvo Penta D6-370 hp diesel engine and other installed equipment. It protected the boat for the entire winter in Vancouver, BC,...

Three Xtreme Heaters On One Boat….Yep, I’m A Fan!!

We purchased a new boat and specified that an Xtreme heater be installed in the engine compartment to protect the single Volvo Penta D6-370 hp diesel engine and other installed equipment. It protected the boat for the entire winter in Vancouver, BC,...

Xtreme Heater Heaters Protect Cruisers

The XTREME Heater Proved Its Worth And Gave XTREME Peace Of Mind!

In 2006 we moved our boat from GA to Knoxville, TN where we definitely needed to purchase a bilge/engine compartment heater. After doing my reaearch I chose to purchase a XTREME Heater model 300 (small). It has out performed All any Expections!...

The XTREME Heater Proved Its Worth And Gave XTREME Peace Of Mind!

In 2006 we moved our boat from GA to Knoxville, TN where we definitely needed to purchase a bilge/engine compartment heater. After doing my reaearch I chose to purchase a XTREME Heater model 300 (small). It has out performed All any Expections!...

Xtreme Heaters Protect Boats from Freezing Temps

With Confidence I’m Looking Forward To A Safe And Warm 2011 Winter Boat Season!

Winter is approaching and I want to share with you how much my “Xtreme Heater” saved my boat during 2010 winter cold snap here in Georgia. I keep my boat on the lake year round and for the first time in seven...

With Confidence I’m Looking Forward To A Safe And Warm 2011 Winter Boat Season!

Winter is approaching and I want to share with you how much my “Xtreme Heater” saved my boat during 2010 winter cold snap here in Georgia. I keep my boat on the lake year round and for the first time in seven...

Xtreme Engine Compartment Heater Review

I Did Not Want To Worry About Cold Weather Problems In The Engine Compartment.

I have invested a great deal of time and resources in my twin engine Formula PC 27 and I did not want to worry about cold weather problems in the engine compartment. After carefully researching the options, I purchased the mid-size Xtreme...

I Did Not Want To Worry About Cold Weather Problems In The Engine Compartment.

I have invested a great deal of time and resources in my twin engine Formula PC 27 and I did not want to worry about cold weather problems in the engine compartment. After carefully researching the options, I purchased the mid-size Xtreme...

2008 31 foot Sea Ray Sundancer

I Would Recommend Xtreme Heaters

I would like to thank you and Xtreme Heaters for the exceptional customer service I received on the XXX heater I recently purchased from a local boat store. I contacted you with what I thought was a simple question about the heater...

I Would Recommend Xtreme Heaters

I would like to thank you and Xtreme Heaters for the exceptional customer service I received on the XXX heater I recently purchased from a local boat store. I contacted you with what I thought was a simple question about the heater...

My 33′ Sea Ray Sundancer has limited work area in

Highly Recommend The Xtreme Heater For All Boaters That Do Not Want To Winterize And Use Their Boat Year Round

My 33′ Sea Ray Sundancer has limited work area in the bilge and I do not want to always step over a heater when trying to work in small spaces. The Xtreme Heater has a small footprint and comes with a long...

Highly Recommend The Xtreme Heater For All Boaters That Do Not Want To Winterize And Use Their Boat Year Round

My 33′ Sea Ray Sundancer has limited work area in the bilge and I do not want to always step over a heater when trying to work in small spaces. The Xtreme Heater has a small footprint and comes with a long...

Xtreme heaters review

I Could Not Be More Satisfied With My New Heater Or With The Fantastic Customer Service

I recently purchased one of your heaters for my 32′ Tiara and although reasonably pleased, I had some concerns about the operation of the heater. When I called your company number, I was pleasantly surprised to find that I was speaking to...

I Could Not Be More Satisfied With My New Heater Or With The Fantastic Customer Service

I recently purchased one of your heaters for my 32′ Tiara and although reasonably pleased, I had some concerns about the operation of the heater. When I called your company number, I was pleasantly surprised to find that I was speaking to...

Powercat Protected by Xtreme Heaters

I’m Impressed With Your Design Of The Xtreme heaters -Medium XXHEAT

Hi Steve, It’s January in Maryland and my wife and I just took the boat to Baltimore’s Inner Harbor for the weekend. I think we were the only ones out except for the commercial traffic. What a treat! I just had a...

I’m Impressed With Your Design Of The Xtreme heaters -Medium XXHEAT

Hi Steve, It’s January in Maryland and my wife and I just took the boat to Baltimore’s Inner Harbor for the weekend. I think we were the only ones out except for the commercial traffic. What a treat! I just had a...

xtreme heaters review

My Custom Location For The Xtreme Heater in my 40 foot SeaRay.

Steve here’s where I mounted the heater. Hanging under the transom step. 40 foot SeaRay.

My Custom Location For The Xtreme Heater in my 40 foot SeaRay.

Steve here’s where I mounted the heater. Hanging under the transom step. 40 foot SeaRay.

Tiara with Xtreme Bilge Heaters

I Am Completely Pleased With The XXXHEAT Xtreme Bilge Heater That I Purchased For My Tiara 40 Mid Cabin Express

The bilge heater is mounted against the stearn about 24″ above the bilge and pointed directly between the 2 engines. The small size and light weight are very impressive.

I Am Completely Pleased With The XXXHEAT Xtreme Bilge Heater That I Purchased For My Tiara 40 Mid Cabin Express

The bilge heater is mounted against the stearn about 24″ above the bilge and pointed directly between the 2 engines. The small size and light weight are very impressive.

1 of 100

The Best Boat Heater Period!

True Forced Air
Automatic Thermostat
Failsafe Design
full metal construction
20 years of safe reliable freeze protection

Welcome to Xtreme Heaters, where innovation meets excellence. Our unwavering mission is simple: to be the absolute best in the industry. We don't just aim for greatness; we define it. With a relentless dedication to crafting the safest, most reliable, and efficient heating solutions, we stand as the pinnacle of quality and performance. When you choose Xtreme Heaters, you're choosing nothing but the best, ensuring your journey on the water is not just enjoyable, but truly exceptional.

See What Our Customers Have To Say

Xtreme Heaters • 2-Year Warranty • Xtreme Heaters • Lifetime Support • Xtreme Heaters • Compact & Flexible

Wake Sports Boat Winterized by Xtreme Heaters.

Our Story

Xtreme Heaters, Inc is dedicated to being your go-to experts in freeze protection products. When harsh weather hits, we’ve got your back with dependable solutions that give you true peace of mind. But, we don’t stop there - we’re always working to enhance and broaden our product lineup to better serve your evolving needs, whether you’re in current markets or new ones. We believe in exceeding your expectations and building trust that lasts for the long haul. Your comfort and confidence in choosing us mean everything. That’s why our products come with rock-solid warranties - because we stand behind their quality and durability.And when you need assistance, our friendly customer service support team is here for you every step of the way. Ensuring your complete satisfaction is the goal and we won’t stop until it’s achieved. Xtreme Heaters is built to be the best.

READ OUR TESTIMONIALS