Door or HatchWeather-strip or insulate your attic door or hatch to prevent air from escaping from the top of your house.
InsulationCheck current insulation levels, and properly insulate a new or existing home. Insulate ceilings, walls, and floors over unconditioned crawl spaces.
VentsAttics must be ventilated to relieve heat buildup caused by the sun. If necessary, improve attic airflow by adding or enlarging vents.