Built for Tight Spaces and Tough Conditions
The Tankless Solution for Industrial Applications
Industrial environments demand rugged, deionized-water heaters—and this model meets the challenge. Built for tight spaces and tough conditions, the iQ251D is the most compact and only gas-fired deionized tankless water heater on the market. Count on this unit to deliver efficient, consistent, durable performance in diverse applications—industrial finishing/cleaning; electronic parts fabrications; food processing; water purification; reverse osmosis systems; as well as the aerospace, cosmetics, pharmaceutical and glass industries.
Green
Fully condensing, 96% efficiency, no 24/7 energy waste with tank standby losses.
Fully Warranted
An industry-best 10-year commercial HX warranty.
Robust
Withstands highly corrosive deionized water.
Best ROI
Uses natural gas, which lowers operating costs vs. electric water heaters.
iQ251D
Smarter, versatile, deionized water heating for labs, factories and plants. Industrial environments demand rugged, deionized-water heaters—and this model meets the challenge. Built for tight spaces and tough conditions, the iQ251D is the most compact and only gas-fired deionized tankless water heater on the market.
View Technical Documents MORE INFO