A. O. Smith ProMax Natural Gas Water Heater. 40 Gal. Tall. Not Available In Specific AQMDs In CA. DynaClean Diffuser System Reduces Sediment Buildup, Extending Tank Life. Blue Diamond Tank Lining Provides Protection Against Leaks. Enhanced Honeywell Gas Valve With LED Diagnostics To Ease Troubleshooting And Improve Performance. Resettable FVIR Thermal Switch To Quickly And Easily Bring Heater Back Online. CoreGuard Anode Rod Is Industry-Leading Anode Technology To Extend Useful Life. Full-Flow Tamper-Resistant Brass Drain Valve. Meets 2015 NAECA Efficiency Standards. 0.65 Uniform Energy Factor. 40,000 Btu. Mfg #GCB-40 (SIDE T&P VALVE

• Water heater blanket included
• 18" Dia x 61.75" Height To Vent Connection
• Top Water Connections And Side T&P Valve

A. O. Smith ProMax Natural Gas Water Heater. Not Available In Specific AQMDs In CA. DynaClean Diffuser System Reduces Sediment Buildup, Extending Tank Life. Blue Diamond Tank Lining Provides Protection Against Leaks. Enhanced Honeywell Gas Valve With LED Diagnostics To Ease Troubleshooting And Improve Performance. Resettable FVIR Thermal Switch To Quickly And Easily Bring Heater Back Online. CoreGuard Anode Rod Is Industry-Leading Anode Technology To Extend Useful Life. Full-Flow Tamper-Resistant Brass Drain Valve. Meets 2015 NAECA Efficiency Standards. 0.62 Energy Factor. 40,000 Btu. Mfg #GCG-50

• 50 Gal
• Tall
• 21" Dia x 60.75" Height To Vent Connection
• Top Water Connections And Side T&P Valve

A. O. Smith ProMax Natural Gas Water Heater. Not Available In Specific AQMDs In CA. DynaClean Diffuser System Reduces Sediment Buildup, Extending Tank Life. Blue Diamond Tank Lining Provides Protection Against Leaks. Enhanced Honeywell Gas Valve With LED Diagnostics To Ease Troubleshooting And Improve Performance. Resettable FVIR Thermal Switch To Quickly And Easily Bring Heater Back Online. CoreGuard Anode Rod Is Industry-Leading Anode Technology To Extend Useful Life. Full-Flow Tamper-Resistant Brass Drain Valve. Meets 2015 NAECA Efficiency Standards. 0.62 Energy Factor, 40,000 Btu. Mfg #GCBL-40

• 40 Gal
• Short
• 20" Dia x 51.5" Height To Vent Connection
• Top Water Connections And Side T&P Valve

A. O. Smith ProMax Natural Gas Water Heater. 40 Gal. Tall. 20" Dia x 61.75" Height To Vent Connection. Top And Optional Side Water Connections For Space Heating Application And Side T&P Valve. Not Available In Specific AQMDs In CA. DynaClean Diffuser System Reduces Sediment Buildup, Extending Tank Life. Blue Diamond Tank Lining Provides Protection Against Leaks. Enhanced Honeywell Gas Valve With LED Diagnostics To Ease Troubleshooting And Improve Performance. Resettable FVIR Thermal Switch To Quickly And Easily Bring Heater Back Online. CoreGuard Anode Rod Is Industry-Leading Anode Technology To Extend Useful Life. Full-Flow Tamper-Resistant Brass Drain Valve. Meets 2015 NAECA Efficiency Standards. 0.62 Energy Factor. 40,000 Btu. Mfg #GCR-40L

• A. O. SMITH ProLine Atmospheric Vent 40-Gallon Tall Natural Gas Water Heater
• The ProLine 40-Gallon Atmospheric Vent Tall Natural Gas Water Heater Is Designed To Deliver An Economical Performance That Can Lower Your Energy Bills And Also Provide Long-Lasting Value
• Side T&P valve with Aluminum Anode
• Delivers 80-gallon first hour rating
• 40,000 BTU input atmospheric vent design delivers up to 0.64 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
• Intelligent electronic gas control provides precise temperature control and LED status indicator
• 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
• Blanket not included
• Mfg # 100361442, Model #GCR-40

A. O. Smith ProMax Natural Gas Water Heater. Not Available In Specific AQMDs In CA. DynaClean Diffuser System Reduces Sediment Buildup, Extending Tank Life. Blue Diamond Tank Lining Provides Protection Against Leaks. Enhanced Honeywell Gas Valve With LED Diagnostics To Ease Troubleshooting And Improve Performance. Resettable FVIR Thermal Switch To Quickly And Easily Bring Heater Back Online. CoreGuard Anode Rod Is Industry-Leading Anode Technology To Extend Useful Life. Full-Flow Tamper-Resistant Brass Drain Valve. 0.63 Energy Factor. 35,500 Btu. Mfg #GCB-30

• 30 Gal
• Tall
• 16" Dia x 61.5" Height To Vent Connection
• Top Water Connections And Side T&P Valve

A. O. Smith ProLine Natural Gas Water Heater. Three-Position Rotatable Blower Outlet Adds Flexibility, Allowing For Easy Installation. Can Vent Horizontally And Vertically Up To 180' With 4" Dia ABS, PVC Or CPVC Venting. Consult Manufacturer's Installation Manual For Complete Details. Professional-Quality Water Heater With DynaClean, Blue Diamond, Honeywell LED Diagnostic Gas Valve, Resettable Thermal Switch, Rotatable Blower And CoreGuard Anode Rod. 6-Year Warranty. ENERGY STAR Qualified. 0.70 Energy Factor. 50,000 Btu. Mfg #GPVT-50L

• 50 Gal
• 22" Dia x 68.12" Height To Top Of Blower
• Top And Optional Side Water Connections For Space Heating Application And Side T&P Valve
• Not Available In Specific AQMDs In CA

A. O. Smith ProMax Natural Gas Water Heater. 0.55 Uniform Energy Factor - 40,000 BTU. DynaClean Diffuser System Reduces Sediment Buildup, Extending Tank Life. Blue Diamond Tank Lining Provides Protection Against Leaks. Enhanced Honeywell Gas Valve With LED Diagnostics To Ease Troubleshooting And Improve Performance. Resettable FVIR Thermal Switch To Quickly And Easily Bring Heater Back Online. CoreGuard Anode Rod Is Industry-Leading Anode Technology To Extend Useful Life. Full-Flow Tamper-Resistant Brass Drain Valve. Meets AQMD ULN Requirements In CA and UT - Otherwise, Use 754138 Standard Water Heater. Meets 2015 NAECA Efficiency Standards. Mfg #GUC-40

• 40 Gal
• Tall
• 18" Dia x 62" Height To Vent Connection
• Top Water Connections And Top T&P Valve

A. O. Smith ProMax Natural Gas Water Heater. 0.63 Energy Factor - 33,000 BTU. DynaClean Diffuser System Reduces Sediment Buildup, Extending Tank Life. Blue Diamond Tank Lining Provides Protection Against Leaks. Enhanced Honeywell Gas Valve With LED Diagnostics To Ease Troubleshooting And Improve Performance. Resettable FVIR Thermal Switch To Quickly And Easily Bring Heater Back Online. CoreGuard Anode Rod Is Industry-Leading Anode Technology To Extend Useful Life. Full-Flow Tamper-Resistant Brass Drain Valve. Meets AQMD ULN Requirements In CA and UT - Otherwise, Use 754137 Standard Water Heater. Meets 2015 NAECA Efficiency Standards. Mfg #GUC-30

• 30 Gal
• Tall
• 16" Dia x 61.75" Height To Vent Connection
• Top Water Connections And Top T&P Valve

A. O. SMITH ProLine 50-Gallon Atmospheric Vent Tall Natural Gas Water Heater. Delivers 84-Gallon First Hour Rating. 40,000 BTU input atmospheric vent design delivers up to 0.62 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. Intelligent electronic gas control provides precise temperature control and LED status indicator. 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. Top T&P with magnesium anode. Mfg #100158800 

• Delivers 84-Gallon First Hour Rating. 40,000 BTU input atmospheric vent design delivers up to 0.62 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
• Delivers 84-Gallon First Hour Rating
• 40,000 BTU input atmospheric vent design delivers up to 0.62 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

A. O. Smith ProMax Natural Gas Water Heater. 0.60 Energy Factor - 40,000 BTU. DynaClean Diffuser System Reduces Sediment Buildup, Extending Tank Life. Blue Diamond Tank Lining Provides Protection Against Leaks. Enhanced Honeywell Gas Valve With LED Diagnostics To Ease Troubleshooting And Improve Performance. Resettable FVIR Thermal Switch To Quickly And Easily Bring Heater Back Online. CoreGuard Anode Rod Is Industry-Leading Anode Technology To Extend Useful Life. Full-Flow Tamper-Resistant Brass Drain Valve. Meets AQMD ULN Requirements In CA and UT - Otherwise, Use 754139 Standard Water Heater. Meets 2015 NAECA Efficiency Standards. Mfg #GUC-50

• 50 Gal
• Tall
• 20" Dia x 60.75" Height To Vent Connection
• Top Water Connections And Top T&P Valve

A. O. Smith ProMax Natural Gas Water Heater. Not Available In Specific AQMDs In CA. DynaClean Diffuser System Reduces Sediment Buildup, Extending Tank Life. Blue Diamond Tank Lining Provides Protection Against Leaks. Resettable FVIR Thermal Switch To Quickly And Easily Bring Heater Back Online. CoreGuard Anode Rod Is Industry-Leading Anode Technology To Extend Useful Life. Full-Flow Tamper-Resistant Brass Drain Valve. 0.60 Energy Factor. 65,000 Btu. Mfg #GCRX-50L

• 50 Gal
• Tall
• 22" Dia x 65.5" Height To Vent Connection
• Top And Optional Side Water Connections For Space Heating Application And Side T&P Valve

A. O. SMITH ProLine 40-Gallon Atmospheric Vent Tall Natural Gas Water Heater. Delivers 80-Gallon First Hour Rating. 40,000 BTU input atmospheric vent design delivers up to 0.66 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. Intelligent electronic gas control provides precise temperature control and LED status indicator. 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. Top T&P with magnesium anode rod. Mfg #100361529 

• Delivers 80-Gallon First Hour Rating. 40,000 BTU input atmospheric vent design delivers up to 0.66 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
• Delivers 80-Gallon First Hour Rating
• 40,000 BTU input atmospheric vent design delivers up to 0.66 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

A. O. SMITH ProLine XE Power Direct Vent 75-Gallon Natural Gas Water Heater

• Delivers 129-Gallon First Hour Rating
• 76,000 BTU input direct vent design delivers up to 0.68 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
• Automatic pilot relight system shuts reduces gas consumption and eliminates nuisance pilot outages
• 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
• Mfg #100304697
• Delivers 129-Gallon First Hour Rating
• 76,000 BTU input direct vent design delivers up to 0.68 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
• Automatic pilot relight system shuts reduces gas consumption and eliminates nuisance pilot outages

A. O. Smith ProMax Natural Gas Water Heater. Not Available In Specific AQMDs In CA. DynaClean Diffuser System Reduces Sediment Buildup, Extending Tank Life. Blue Diamond Tank Lining Provides Protection Against Leaks. Enhanced Honeywell Gas Valve With LED Diagnostics To Ease Troubleshooting And Improve Performance. Resettable FVIR Thermal Switch To Quickly And Easily Bring Heater Back Online. CoreGuard Anode Rod Is Industry-Leading Anode Technology To Extend Useful Life. Full-Flow Tamper-Resistant Brass Drain Valve. Meets 2015 NAECA Efficiency Standards. 0.63 Energy Factor. 35,500 Btu. Mfg #GCBL-30

• 30 Gal
• Short
• 18" Dia x 50" Height To Vent Connection
• Top Water Connections And Side T&P Valve

A. O. Smith ProLine 40 Gallon Tall Natural Gas Water Heater. CoreGaurd Anode Rod Providing Industry Leading Technology And Tank Protection. Expandable Venting Up To 80". Top And Side Water Connections For Space Heating Applications. Full Flow Tamper Resistant Brass Drain Valve. Dual Channel Vent Draws Incoming Air From Outside Eliminating Problems Caused By Insufficient Ventilation. 38,000 BTU .62 Energy Factor. Not Available In Specific Areas In CA (AQMDs). Mfg #GDV-40L

• DynaClean Diffuser System Reduces Sediment Buildup Extending Tank Life
• Blue Diamond Glass Lining Provides Protection Against Leaks
• Enhanced Honeywell LED Diagnostic Gas Valve To Ease Troubleshooting And Improve Performance
• Resettable FVIR Thermal Switch To Quickly And Easily Bring Heater Back Online