Access door construction for a water heater

Adapter for venting a stove through a fireplace

Adjustable fresh air damper for combustion

Air circulating heater for fireplaces

Air control assembly for heat circulating fireplace

Air cooled freestanding fireplace

Air damper for open fireplace

Air distributing device

Air feed fireplace grate

Air heater

Air heater for fireplaces

Air heating and circulating apparatus

Air heating and circulating fireplace grate

Air intake system for enclosed freestanding fireplace

Air-heater type fireplace grate

Ambient steam capturing device

Andiron and heat distribution unit

Andirons having rear end locking means

Anticipatory thermostat with reset for domestic hydronic boiler

Apollo model fireplace