Headquartered in Buffalo, New York, USA, Roberts-Gordon is aninternational manufacturer of HVAC equipment, controls and associatedaccessories. Their product offering includes: gas-fired, unit heaters andduct furnaces; gas-fired, low-intensity infrared heaters; direct- andindirect-fired make-up air handlers and indirect-fired air turnoverunits. And the company continues to expand its client base internationally.

Here is the website.