Product Overview
© February 2017 A. O. Smith Corporation. All rights reserved.
www.hotwater.com | 800-527-1953 Toll-Free USA | A. O. Smith Corporation | 500 Tennessee Waltz Parkway | Ashland City, TN 37015
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AOSRG45900
POWER DIRECT VENT DESIGN
• Combined horizontal and vertical vent
runs up to 180 equivalent feet with 4”
diameter venting (ABS, PVC, CPVC and
polypropylene)
• Two-pipe sealed combustion system uses
outside air, eliminating problems caused
by insufficient indoor ventilation
• Reduced NOx emissions comply with air
quality management district regulations
ENERGY STAR
®
QUALIFIED
• All models (except GPDX 75L) meet the
ENERGY STAR
®
EF requirement and may
also qualify for local utility and rebate
programs
• 2-inch thick, “Environmentally-Friendly”
foam insulation reduces the amount
of heat loss and contributes to overall
energy efficiency
• Built-in heat traps on the water inlet and
outlet reduce the amount of heat lost
through piping
DYNACLEAN
™
DIFFUSER DIP TUBE
• Helps reduce lime and sediment buildup
and maximizes hot water output. Made
from long-lasting PEX cross-linked
polymer.
HOT-SURFACE IGNITOR
• More robust and reliable than standing
pilot, and reduces energy consumption.
BLUE DIAMOND
®
GLASS COATING
• Provides superior corrosion resistance
compared to the industry-standard
glasslining.
USER-FRIENDLY
• State-of-the-art electronic gas control
provides more precise temperature
control
• LED control light displays operation
status and diagnostics information
ENHANCED-FLOW BRASS DRAIN
VALVE
• Our residential water heaters have a
solid brass, tamper resistant, enhanced-
flow, ball type, drain valve.
• Uses a standard female hose fitting that
allows for fast and easy draining during
maintenance.
• Designed for easy operation, this valve
includes an integral screwdriver slot that
features a ¼ turn (open/close) radius,
which not only permits full straight-
through water flow but also a quick and
positive shut off.
CSA CERTIFIED AND ASME RATED T&P
RELIEF VALVE
DESIGN-CERTIFIED BY CSA
INTERNATIONAL
• Certified at 150 psi working pressure.
• Certified to ANSI Z21.10.1-CSA 4.1
or ANSI Z21.10.3-CSA 4.3 standards
governing storage tank-type water
heaters
AVAILABLE IN NATURAL GAS AND
PROPANE
6-YEAR LIMITED TANK AND PARTS
WARRANTY
PROLINE
®
XE POWER DIRECT VENT
COMMERCIAL-GRADE RESIDENTIAL
The ProLine
®
XE Power Direct Vent water heaters have been engineered
to maximize efficiency and deliver a greater energy factor (EF).
(EXCEPT GPDX 75L)
COMMERCIAL-GRADE
RESIDENTIAL GAS WATER HEATERS