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Knowledge Base:  
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General Water Heater Information High-Efficiency Water Heaters Noritz Tankless Units
Product Reviews Tankless Water Heaters Troubleshooting
Water Heater Codes & Standards

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ASME Boiler & Pressure Vessel Code
ASME Boiler & Pressure Vessel Code - The Code is comprised of 28 separate volumes which establish rules of safety governing the design, fabrication and inspection of boilers and pressure ves
How often should I replace my Anode Rod?
What is a Water Heater Anode Rod?   An anode rod is a sacrificial rod in a water heater that helps prevent the premature failure of a water heater by protecting it from corrosion. Each wat
NAECA Standards
On January 20, 2004, Water Heater manufacturers began producing gas and electric residential water heaters to meet new NAECA (National Appliance Energy Conservation Act) standards. Compliance with the
PVC Vented High-Efficiency Condensing Tankless Water Heaters
PVC Vented High-Efficiency Condensing Tankless Water Heaters   High efficiency tankless water heaters are in greater demand than ever. Not only do these units have efficiencies rated in th
PVC Vented High-Efficiency Condensing Tankless Water Heaters
PVC Vented High-Efficiency Condensing Tankless Water Heaters   High efficiency tankless water heaters are in greater demand than ever. Not only do these units have efficiencies rated in th
Residential Water Heater Energy Factors
When you start shopping for a replacement water heater, your foremost indicator in selecting a new water heater is the Energy Factor (EF).    Energy Factor is an annual measure of the
Selecting a Water Heater
There are many things to take into consideration when selecting a new water heater.  Below are a few key topics to investigate when selecting a new water heater. Remember to evaluate yo
Tools for Water Heaters
There are many tools of the trade when installing and repairing water heaters.  Below is a list of essential tools for anyone who works on water heaters on a regular basis.   Common Tools
Tools for Water Heaters
There are many tools of the trade when installing and repairing water heaters.  Below is a list of essential tools for anyone who works on water heaters on a regular basis.   Common Tools
Types of Water Heaters
There are many types of residential and commercial water heater available.  Below is a quick summary of the different types and the main differences and features of each. RESIDENTIAL Direct-
Water Heater BTU, KW, & Recovery Calculator
A useful calculator to help figure and easily convert BTU, KW, and Recovery for water heaters.  
Water Heater BTU, KW, & Recovery Calculator
A useful calculator to help figure and easily convert BTU, KW, and Recovery for water heaters.  
Water Heater Glossary of Terms
Anode Rod A rod installed in a water heater to prevent electrolytic deterioration of the heater. Most water heaters contain 1-4 sacrificial anodes -- rods are made of either magnesium or aluminum and
Water Heater Making Noises? Delime your water heater.
Water Heater Making Loud Noises or Not Getting Enough Hot Water? Is your hot water heater making loud popping or banging noises? Are you getting less hot water than you used
Water Heater Temperatures
Most adults will suffer third-degree burns if exposed to 150 degree water for two seconds. Burns will also occur with a six-second exposure to 140 degree water or with a thirty second exposure to 130