Attic Eave Minimum Insulation Description Guide providing information about constructing a roof with full insulation at the eaves, and insulating eaves in existing homes.
Direct Vent Equipment Description Guide describing categories of direct-vent combustion space- and water-heating equipment and combustion safety testing.
Fireplaces and Wood Stoves Have Proper Ventilation Description Guide describing how to provide combustion air for fireplaces and how to test fireplaces for combustion safety.