Our Indirect Fired Water Heaters are perfect fits for all of your hot water needs. Smart 316 is upgraded to 316L stainless steel inner tank-acid pickling for increased corrosion resistance, state-of-the-art welding procedures & improved dry well testing for longer life.

Jan 25, 2025 · 2018 - Triangle Tube is acquired by Groupe Atlantic - founded in 1968 in Paris, France, Groupe Atlantic has become a global leading designer and manufacturer of boilers, water heaters, ventilation and air conditioning, heat pumps and more. 2019 - Instinct series boilers first introduced to the market.

The Smart Series Stainless Steel Indirect Fired Water Heater intelligently uses the heat created by your home's boiler system to heat your water. The result is a reliable, abundant supply of domestic hot water delivered from a less-than-abundant amount of fuel - a notion as pleasing to your senses as your sensibility.

This category contains various models of Triangle Tube Water Heaters.

Available in several sizes, the stainless steel indirect water heater provides ample hot water. With features like a stainless steel coil, domestic hot water and cold water connections on top, factory included temperature and pressure valve, 1/2" drain valve and an aquastat, the Triangle Tube Cardinal is a breeze to install.

The pledge to excellence, efficiency, and innovation has made Triangle Tube a market leader. The Smart indirect water heaters and Prestige boilers offered on our website are high quality, economical, carefully designed products that reflect Triangle Tube's commitment to superiority.

Triangle Tube, an innovator and industry leader in the manufacture and supply of quality stainless steel hot water heating equipment, has been keeping families warm since 1946.

This stainless steel indirect water heater is available in several sizes ranging from 30 to 120 gallons, providing ample hot water. Additional features include a stainless steel coil tank, 1” boiler connections and top DHW connections.