Specification

Hybrid Water Heater Installation Guidelines to Provide Optimal Efficiency
3
05/20 FORM NO. THD-PPEH5-30SO Rev. 1
In keeping with its policy of continuous progress and product improvement, Rheem reserves the right to make changes without notice.
Rheem Water Heating • 1115 Northmeadow Parkway, Suite 100
Roswell, Georgia 30076 • www.rheem.com
Room size: Larger than 700 ft
3
(e.g. 7' x 10' x 10').
Requirements: No additional ventilation needed.
Heater: Not Ducted
24”
12” Max
Air exhaust
Door
.75”
Room size: Any size room
Requirements: No additional ventilation needed.
Heater: Ducted with inlet AND outlet duct
Room size: Any size room
Requirements: Air gap under door equal to 18 in
2
(0.75” clearance)
Heater: Ducted with inlet OR outlet duct
Room size: Smaller than 700 ft
3
(e.g. 7' x 10' x 10').
Requirements: Full louvered door OR two louvers
top and bottom. See below.
Heater: Not Ducted
24”
.75”
Room: Small Closet
Requirements: * Air gap under door equal to 18 in
2
(0.75” clearance).
* Louver must be located the same height on door as
the air exhaust on heater.
* Heater air exhaust must be positioned towards louver
within one foot of door.
Heater: Not ducted