that U.S. patent no. 6,295,826 has been awarded for the TA 80 self contained rooftop HVAC unit.

The TA 80 self contained rooftop HVAC unit from Trans/Air Manufacturing, is an 80,000 BTU/hr roof mounted unitary system for heavy duty transit applications. Features include enhanced tubing and fin design, high efficiency blowers for maximum air flow, a low profile fiberglass design for maximum overhead clearance, and a rooftop design that provides unobstructed interior headroom.