Modular integrated terminals and associated systems for heating

Opening angle adjusting apparatus of an automatic suction grille

Operational control apparatus for an air conditioner and control

Portable smoking room

Power saving operational control method of air conditioner

Process and apparatus for air conditioning and/or heating, espec

Retrofit air circulation system

Rigid foam air duct system

Self-contained activity module

Shroud for axial flow fan

Smoke detection and ventilation system

Smoke extraction system

Solar powered fan for portable enclosure

Space-conditioning control employing image-based detection...

Staged power exhaust for HVAC air handling units

Suspension type oscillation mechanism

System and method for protection against nuclear, biological...

Twin blower airhouse

Two section economizer damper assembly providing improved air mi

Utility distribution system for furniture