Excellence is achieved
Through dedicated craftsmanship
Smart Range
Indirect Fired Water Heaters

The Smart Choice in Indirect Fired Water Heaters. With acclaimed Tank-in-Tank technology for abundant hot water and stainless steel heat exchanger for reduced maintenance.

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Prestige Range
Condensing Boilers

High efficiency wall mounted gas condensing boiler. 95% energy efficient. Available in a broad range from 80 to 399 MBTU.

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“We first establish exactly what’s needed. Then we make sure we meet those needs. That’s the customer experience.”

About Us
Excellence is an attitude

Since 1946, ACV Triangle Tube has been an innovator and industry leader in the manufacture and supply of quality stainless steel Hot Water Heating Equipment.

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They Trust our Excellence

Pete Yuknevich - Pete's Pumps - Pine Bush, NY

“I enjoy installing Triangle Tube boilers and on-demand hot water systems because I know I'm working with a product that is well made and quality built. The boilers are reliable with a well-made heat exchanger. Triangle Tube also has great tech support when and if I need them. My customers are always satisfied and please with Triangle Tube.”

Kevin Coppinger - Owner of Cochecho Plumbing and Heating, Dover, NH

“The simplicity of the Challenger's design coupled with its energy saving properties makes it a wonderful option for any home.”