Matches 1 - 6 out of 6


Match Document Document Title
US20140251575 GAS HEAT SUB-BASE FOR PACKAGED TERMINAL AIR CONDITIONER  
A gas heat sub-base for use in conjunction with a PTAC or similar HVAC terminal unit, the sub-base having a housing with a front side, back side, top and bottom all defining an interior space. The...
US20070205299 Hot air heating system  
An air heating system includes an internal combustion engine powered by combustible gas. Such engine having at least one cylinder and a horsepower determined by size of space to be heated. A...
US20110057047 HOT AIR HEATER  
A hot air heater has a housing having formed therein an inlet port for sucking room air and an outlet port. A circulation fan, a burner, and a heat exchanger which causes to flow combustion gas...
US20140209697 HEAT AND ENERGY RECOVERY AND REGENERATION ASSEMBLY, SYSTEM AND METHOD  
The exemplary embodiment is directed to a heat and energy recovery assembly, system and method. The heat and energy recovery assembly and system may include an insulated chamber for effectuating...
US20150204579 HEAT EXCHANGER FOR USE IN A CONDENSING GAS-FIRED HVAC APPLIANCE  
A secondary heat exchanger for use in a condensing gas-fired HVAC appliance including at least one conduit, including a non-circular transverse cross-sectional geometry. In one instance, the at...
US20150204578 HEAT AND ENERGY RECOVERY AND REGENERATION ASSEMBLY, SYSTEM AND METHOD  
A heat recovery system including a chamber having a cooling intake, an emissions intake for receiving exhaust gas from a furnace, and a chamber exhaust to discharge emissions from the chamber, a...
Matches 1 - 6 out of 6