ProLine® 50-Gallon Mobile Home Direct Vent Tall Natural Gas Water Heater

Model FMDV-50
5 out of 5 Customer Rating
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Capacity (Gallons)
  • Delivers 67-gallon first hour rating
  • HUD compliant, approved for mobile homes/manufactured housing
  • Patented eco-friendly Green Choice® Gas Burner design reduces NOx emissions by up to 33% and complies with Low-NOx emission requirements
Product Details
  • Delivers 67-gallon first hour rating
  • HUD compliant, approved for mobile homes/manufactured housing
  • Patented eco-friendly Green Choice® Gas Burner design reduces NOx emissions by up to 33% and complies with Low-NOx emission requirements
  • Gas control convertible for natural and propane gas to meet manufactured housing installation flexibility needs
  • Direct vent models use bottom intake air vent to draw all combustion make-up air from outside the structure
  • 3/4" top water outlet connections and a 3/4" side inlet connections
  • Patented Blue Diamond® glass tank lining protects against corrosion
  • Patented Blue Diamond® glass tank lining protects against corrosion
  • DynaClean™ automatic cleaning system protects against sediment build-up
  • 6-year limited tank and parts warranty

  • The ProLine® 50-Gallon Mobile Home Direct Vent Natural Gas Water Heater is convertible for propane and natural gas and is designed and to meet a wide range of needs of Manufactured Housing installations. Featuring a 50-gallon (nominal) tank and a 40,000 BTU gas burner, the FMDV-50 Direct Vent delivers a first hour rating of 67 gallons and a recovery rate of 39 gallons per hour. It carries a 6-year limited tank warranty, and meets Low NOx emission requirements. Environmentally-friendly insulation and factory-installed heat trap nipples reduce heat loss for maximum energy savings. This ProLine® water heater is designed with A. O. Smith's superior commercial-grade tank protection. Advanced tank features include stainless steel Coregard™ anode rod, Blue Diamond® glass lining and DynaClean™ automatic sediment-cleaning system, all designed to help protect the tank from the corrosive effects of water and extend the life of the water heater. A. O. Smith’s ProLine® water heaters are residential products built to commercial-grade standard and are only available for purchase through professional wholesalers and contractors.

Specifications
Tech Specs
Nominal Gallon Capacity
50 Gallons
Rated Storage Volume
47 Gallons
UEF
0.57
Maximum BTUs
40,000
Power Source
GAS
Limited Tank Warranty
6 Years
Limited Parts Warranty
6 Years
T&P Relief Valve
TRUE
Water Connection Location
BOTH
Water Connection Size
0.75"
Emissions
Low NOx
First Hour Rating
67 Gallons
ASME Certified
No
Blanket Included
No
Destination Country
US
Flue Diameter
4.00
Fuel Source
NATURAL
Height to Gas Valve
13.25
Height to T&P
50.50
Ignition Type
Pilot with Piezo Igniter
Installation Type
INDOOR
Mobile Home Compatible
true
Application
RESIDENTIAL
Product Tier
ProLine®
Shipping Height 
62.75
Shipping Length 
27.19
Shipping Width 
22.69
Side Loop
No
Dimension & Venting
Type
Water Heater
Height
57.25"
Diameter
22 in."
Shipping Weight
159lbs
Vent Type
Direct Vent
Find a Replacement
Current Product
Option 2
ProLine® 50-Gallon Mobile Home Direct Vent Tall Natural Gas Water Heater
ProLine® XE Ultra-Low NOx Indoor 180,000 BTU Condensing Natural Gas Tankless Water Heater
FMDV-50
ATI-340H
Rebates up to $300 +
Rebates up to $300 +
Nominal Capacity
50 Gallons
Rated Storage Volume
47 Gallons
Diameter
22 in."
Width
17.75"
Depth
26.5"
11.25"
Height
57.25"
23.625"
Shipping Weight
159lbs
70lbs
Power Source
GAS
GAS
Limited Tank Warranty
6 Years
0 Years
Limited Parts Warranty
6 Years
5 Years
T&P Relief Valve
TRUE
Water Connection Location
BOTH
BOTTOM
Water Connection Size
0.75"
First Hour Rating
67 Gallons
Thermal Efficiency
0%
0%
All Reviews for ProLine® Mobile Home Direct Vent (250 series)
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