iQ Series — Deionized
The wall-hung iQ251D on-demand water heater is designed to be a
commercial “workhorse.” Each unit delivers 251,000 BTU/hr and is ideal
for highly variable applications using deionized hot water. Ideal where
space is at a premium, the iQ251D is the most compact and only gasfired, deionized on-demand water heater on the market.