GDHE Submittal

For technical information call 800-527-1953. A. O. Smith Corporation reserves the right to make product changes or improvements without prior notice.
© December 2015 A. O. Smith Corporation. All rights reserved.
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AOSRG45102
Residential Gas
Water Heaters
Available in Propane (LP) gas. Specify when ordering Propane (LP) gas.
Models certified for sea level to 10,100 ft. elevation.
Optional Condensate Neutralizer Kit available (Part Number 9007959005).
Model
Number
Gallon
Capacity
Recovery @ 90°F Rise
Gallon Per Hour
BTU Input
Per Hour
Vent Size
Dimensions in Inches Approx.
Shipping
Weight (lbs)
A B C D E F
GDHE-50 50 129 100,000 2 or 3 66-3/4 49-1/4 22 15-3/4 3 8 255
GDHE-75 75 129 100,000 2 or 3 65-1/4 45-5/8 27-3/4 16 3-3/4 8 382
UPPER SIDE CONNECT
ANODE
OUTLET
*INSTALL IN ACCORDANCE WITH LOCAL CODES.
TOP VIEW
INLET
EXHAUST
VENT
CONNECTION
GAS PIPING CONNECTION
AIR INTAKE CONNECTION
LOWER SIDE CONNECT
DRAIN
E
F
DIAMETER
T&P*
A
C
D
B
I
H
G
UPPER SIDE CONNECT
GAS PIPING CONNECTIONS
AIR INTAKE CONNECTION
LOWER SIDE
CONNECT
B
C
F
D
T&P*
DIAMETER
DRAIN
A
I
H
ANODE
INLET
OUTLET
E
G
*INSTALL IN ACCORDANCE WITH LOCAL CODES.
Dimensions for GDHE-50
Dimensions for GDHE-75