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AO Smith 30-gallon Gas Water Heaters - Comparison

Compare the AO Smith 30-gallon gas water heaters, side by side in the easy to use comparison chart. Check the main technical data (specifications) also features such as the self-diagnostic system, low NOx gas combustion system and more...

Technical data comparison

Specs.
---------
Model		 Input
(Btu)
x1000		 First
Hour
Delivery
(GPH)		 Recovery
Rate
(90F)
(GPH)		 Energy
Factor		 Approx.
Height/
Type
(Inch)		 Vent
Type
 Warr
anty
ProMax
Ultra-Low
NOx
GCNH-30 30 50 31 0.61 60
Tall		 A 10
ProMax
Plus High
Efficiency
GVR-30 35.5 67 36 0.62 61
Tall		 A 6, 8, 10
ProMax
GCV-30 35.5 67 36 0.61 61
Tall		 A 6, 8, 10
GCVL-30 35.5 60 36 0.61 50
Short		 A 6, 8, 10
Energy
Saver
Manufactured Housing
FMV-30 32
35.5		 52 36 0.63 61
Tall		 A 6
FMD-30 30 54 31 0.61 56
Short		 DV 6

Vent type:

A-Atmospheric, PV-Power Vent, DV-Direct Vent

Gas type:

N - Natural gas, P - Propane

Models with the energy factor, EF, of 0.67 and over are Energy
Star.


Features comparison

Features
---------
Model		 Anode
Rod		 Advanced
Diagnostic		 Guardian
System
 DynaClean
Self-
Cleaning		 Low
NOx
Design		 Igniter
ProMax
Ultra-Low
NOx
GCNH-30 1 (Al) Yes No Yes Ultra Pilot
ProMax
Plus High
Efficiency
GVR-30 1 (Al) No No Yes Yes Pilot
ProMax
GCV-30 1 (Al) Yes No Yes Yes Pilot
GCVL-30 1 (Al) Yes No Yes Yes Pilot
Energy
Saver
Manufactured Housing
FMV-30 1 (Al) No No No Yes Pilot
FMD-30 1 (Al) No No No Yes Pilot





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