ProLine® 40-Gallon Direct Vent Liquid Propane Gas Water Heater

Model GDV-40L
4.9 out of 5 Customer Rating
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Capacity (Gallons)
Fuel Source
Height Classification
Advanced Options
First Hour Rating
Side Loop
Maximum BTU's
  • 38,000 BTU input direct vent design delivers up to 0.60 Uniform Energy Factor
  • Patented eco-friendly Green Choice® Gas Burner design reduces NOx emissions by up to 33% and complies with Low-NOx emission requirements
Product Details
  • 38,000 BTU input direct vent design delivers up to 0.60 Uniform Energy Factor
  • Patented eco-friendly Green Choice® Gas Burner design reduces NOx emissions by up to 33% and complies with Low-NOx emission requirements
  • Push-button piezo ignitor makes lighting pilot fast & easy
  • Includes side mounted recirculation taps for easy installation with combination space heating/potable water heating applications
  • Patented Blue Diamond® glass tank lining protects against corrosion
  • DynaClean™ automatic cleaning system protects against sediment build-up
  • Stainless steel Coregard™ anode rod protects against corrosion longer than ordinary anodes
  • Commercial-grade brass drain valve for durable and easy operation
  • 6-year limited tank and parts warranty

  • The FVIR-compliant ProLine® Direct Vent gas water heater is to designed to draw air from outside the home, eliminating problems caused by insufficient indoor ventilation. The unit has horizontal air intake and venting on all models up to 80” from the outside wall with no electrical power needed. Featuring a 40-gallon (nominal) tank and a 38,000 BTU propane burner, the GDV-40 (LP) Direct Vent delivers a first hour rating of 64 gallons and a recovery rate of 41 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
40 Gallons
Rated Storage Volume
39 Gallons
UEF
0.6
Maximum BTUs
38,000
Power Source
GAS
Limited Tank Warranty
6 Years
Limited Parts Warranty
6 Years
T&P Relief Valve
TRUE
Water Connection Location
TOP
Emissions
Low NOx
First Hour Rating
64 Gallons
ASME Certified
No
Destination Country
US
Flue Diameter
4.00
Fuel Source
PROPANE
Installation Type
INDOOR
Application
RESIDENTIAL
Product Tier
ProLine®
Shipping Height 
62.5
Shipping Length 
31.5
Shipping Width 
23.5
Side Loop
Yes
Dimension & Venting
Type
Water Heater
Diameter
22 in."
Shipping Weight
178lbs
Vent Type
Direct Vent
Find a Replacement
Current Product
Option 2
ProLine® 40-Gallon Direct Vent Liquid Propane Gas Water Heater
ProLine® XE Ultra-Low NOx Indoor 180,000 BTU Condensing Propane Tankless Water Heater
GDV-40L
ATI-340H
Rebates up to $300 +
Rebates up to $300 +
Nominal Capacity
40 Gallons
Rated Storage Volume
39 Gallons
Diameter
22 in."
Width
17.75"
Depth
11.25"
Height
23.625"
Shipping Weight
178lbs
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
TOP
BOTTOM
First Hour Rating
64 Gallons
Thermal Efficiency
0%
0%
All Reviews for ProLine® Direct Vent (300 series)
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