Air conditioning apparatus, particularly for rail vehicles

Air conditioning duct for railway vehicles

Airflow system for maintaining constant temperature inside a...

Battery pack and HVAC air handling and controls

Collapsible air vent closure

Device for delivering conditioned air into a passenger area...

Driver/entry ventilation system for a bus

Electrical generator fluid-flow-coolant filtration method

Entryway system for mobile medical unit

Filter window adapter unit

Filter window adapter unit

Grill assembly

Heated air delivery system for vehicles

Locomotive cabin ventilation apparatus and method

Mechanism for opening a vent cover

Methods and apparatus for ventilating carriages

Recreational vehicle air conditioner ceiling grille with registe

Retrofit mobile home air conditioning distribution assembly

Return air apparatus with down draft diverter

Vehicle with ventilation channel and lighting facility