Excellence is achieved with the right team
Working to get the job done right
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.

Learn more
Prestige Range
Condensing Boilers

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

Learn more

“Our service and support team is on hand to help contractors find out exactly what customers need. Then we help you make sure they get it.”

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.

More about 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.”