Raypak Hi Delta Series Water Heaters

100 MBTH to 2,340 MBTH
Indoor and outdoor models
84% efficiency
Cat I (vertical venting)/Cat III (sidewall venting)
Cast iron (Brass opt.) headers with copper (cupronickel opt.) finned tube heat exchanger
Ducted combustion air ready
105°F minimum inlet water temperature
On/Off to 4 stage operation
Cascade control of up to 4 units
VERSA IC® Control Package with LCD Display
Diagnostics Center with History, English, no codes
0-10 VDC BMS Interface
Optionnal Dual Fuel