AO Smith 30-gallon Gas Water Heaters Comparison

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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...


Comparing AO Smith Technical Data

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

emergency plumber

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