213.1 INSERT INSTALLATION OF THE GAS FIREPLACE• The framework should rest on top of the fireplace’s upper clearance post as well as on the air circulationboxes located on the sides and at the back of the unit (see section 3.1.3 TOP CLEARANCE.)• The fireplace can be installed directly on a hard combustible floor (see section 1.2.1) or on a platform with anappropriate height. Do not place the fireplace on carpeting, vinyl or other soft floor coverings. You can howeverinstall it on wood floor, plywood, particle board or other hard surfaces. Make sure the unit is placed on acontinuous floor or a sturdy platform and that the framework offers adequate support. No cold air should enterthe room from under the fireplace.3.1.1 DRAWINGS OF MINIMUM CLEARANCES FOR INSTALLATION3.1.1.1 LOO / RGR-25 (INSERT) WITH BACK EXITWARNING:No matter the vent system configuration you choose, you must absolutely install an insulating sleeve overthe first 8 ft. of vent, no exception. Always use the firestop provided with the gas fireplace when the vent isprotected by the 8 ft. insulating sleeve and it goes through a wall/floor/ceiling/etc.