US5660230A
|
|
Heat exchanger fin with efficient material utilization
|
US5509469A
|
|
Interrupted fin for heat exchanger
|
US5444990A
|
|
Reversible fan assembly panel for package air conditioners and heat pumps
|
US5408986A
|
|
Acoustics energy dissipator for furnace
|
US5375586A
|
|
Condensate isolator and drainage system for furnace
|
US5293860A
|
|
Standing pilot furnace with vented vestibule
|
US5272889A
|
|
Pulley mounting and bearing system for air conditioners with dual tangential blowers
|
CA2103053A1
|
|
Condensing unit using cross-flow blower
|
US5335721A
|
|
Air conditioner modular unit with dual cross flow blowers
|
US5244264A
|
|
Wrap around base rail assembly for rooftop air conditioners
|
CA2054308A1
|
|
Air conditioner modular unit with dual cross flow blowers
|
US5197664A
|
|
Method and apparatus for reducing thermal stress on heat exchangers
|
US5117645A
|
|
Refrigeration system with saturation sensor
|
CA2040220C
|
|
Refrigeration system with saturation sensor
|
US5186528A
|
|
Removable access panels for rooftop unit
|
US5094224A
|
|
Enhanced tubular heat exchanger
|
CA2031425A1
|
|
Air conditioner with dual cross flow blowers
|
CA2023107A1
|
|
Inshot gas burner
|
CA2023109A1
|
|
Indoor air blower on/off delay in environmental control system
|
US5060720A
|
|
Method and apparatus for cooling motors of cross flow blowers
|