Rheem Professional Prestige Series: Powered Damper Ultra Low NOx Specification Sheet
Efficiency
• .68 EF
• EnErgy Star® rated
Performance
• FHr: 93 gallons for 50-gallon model
and 71 gallons for 40-gallon
• recovery: 36.4 gPH at a 90° F rise
for both models
Self-Diagnostic System
• Electronic gas control for
improved monitoring and
service
Low Emissions
• Ultra low nOx 36,000 Btu/h burner
• Meets 10 ng/J nOx requirements
• SCaQMD rule 1121 compliant
• Econet™ enabled for
integration with home
automation, energy
management and
demand response systems
Technology
• 24 VaC flue damper,
110 VaC outlet
required
• Includes 19-foot cord, 3-prong plug
• Standard Cat. I, double-wall, B-vent,
3" (4" adaptor included)
Longer Life
• Premium grade anode rod provides
long-lasting tank protection
What is a Powered Damper?
the 24-volt powered flue damper is
positioned atop the unit. It opens and closes
automatically in response to gas-burner
activity. When the combustion stops, it signals
the damper to close, trapping the heat inside
the flue and delivering more heat to the water.
Guardian System™ & Sensor
• Exclusive air/fuel shut-off device
• Maintenance free – no filter to clean
• Disables the heater in the presence of
flammable vapor accumulation
High Altitude Compliant
• Certified to 10,200 ft. above sea level
Plus…
• Dual certified for both potable water
and space heating
• Enhanced flow brass drain valve
• temperature and pressure relief valve
included
• Low lead compliant
• EverKleen™ patented system fights
sediment build-up
• Standard replacement parts
Warranty
• 12-year limited tank and parts
warranty*
* See residential Warranty Certificate for
complete information
Units meet or exceed anSI requirements and have
been tested according to D.O.E. procedures. Units
meet or exceed the energy efficiency requirements
of naECa, aSHraE standard 90, ICC Code and all
state energy efficiency performance criteria.
Professional
Prestige™ Powered Damper Ultra
Low NOx gas water heaters meet 10 ng/J NOx
emissions and offer a 12-year limited warranty
Professional
Prestige
Powered Damper
Ultra Low NOx
40 and 50-gallon Capacities
36,000 Btu/h
natural gas
Water
INTEGRATED HOME COMFORT
Residential Gas
Professional
Prestige
Powered Damper ULN Water Heaters
Energy Factor based on D.O.E. (Department of Energy) test procedures.
DESCRIPTION
FEATURES
ROUGHING IN DIMENSIONS (SHOWN IN INCHES)
ENERGY INFO.
T
HT. TO
WATER
HT. TO
WATER
Y
GAS INPUT IN
RECOVERY IN FIRST HOUR
HT. TO
TANK
GAS
VENT
CONN.
SIDE T&P
CONN.
SHIP.
ENERGY
P
GAL. MODEL
THOUS. BTU/H G.P.H. 90° RISE DEL. G.P.H.
VENT
HT.
DIAM.
CONN.
SIZE
CNTR.
VALVE
SIZE WT.
FACTOR
E CAP. NUMBER
NAT.
NAT.
NAT.
A
B
C
D
E
F
G
H
(LBS)
NAT.
Tall 40 PROP G40-36U RH68
36
36.4
71
65
60
21
17-3/8 3 or 4
8
54
3/4
150
0.68
Tall 50 PROP G50-36U RH68
36
36.4
93
64-3/4
59-3/4
23
17-3/8 3 or 4
8
53-3/4
3/4
180
0.68
E
G
B
A
C
F
H
HOT
WATER
CONNECTION
H
COLD
WATER
CONNECTION
D
1/2"
3/4" N.P.T.
RELIEF
VALVE
OPENING
ANODE ROD
PRINTED IN U.S.A. 03/15 WP FORM NO. PROPG RHULNPD
INTEGRATED HOME COMFORT
INTEGRATED HOME COMFORT
In keeping with its policy of continuous progress and product improvement, Rheem reserves the right to make changes without notice.
Rheem Water Heating • 101 Bell Road
Montgomery, Alabama 36117-4305 • www.rheem.com
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