Catalytic gas-fired furnace system and method
Catalytic metal hydride space heater
Cell panel for furnace
Clamshell heat exchanger for a furnace or unit heater
Cold spot baffle for coupling box
Combustion heater
Combustion heater
Combustion system for a heater
Combustion type heater
Compact forced air heater
Compact gas-fired air heater
Compact high efficiency furnace
Compact high-efficiency air heater
Compact, high efficiency heat exchanger for a fuel-fired forced
Condensate drainage system for an outdoor condensing furnace
Condensate handlers for multi-poise furnace
Condensate isolator and drainage system for furnace
Condensate overflow control for furnace
Condensate trap for multi-poise furnace
Condensing furnace with corrosion suppression