Author: steveng The quick release bracket is permanently installed on your boat with screws. Your Xtreme Heater slides into the rear of the bracket, and is secured by the quick release on the front of the bracket. No tools are required to mount/remove your heater from the quick release bracket, once installed. View our Installation Manual for further details. Was this answer helpful ? Yes (0) / No (0) How hot does the outside of the heater get when it’s running? (concerned about what’s around it) How big is the heater?