Domestic Hot Water

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Efficient Hot-Water Piping

Save time, water, and energy with smarter layouts and by sizing the hot-water... More

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Troubleshooting: Water Heater in a Crawlspace

Vertical limitations and code requirements make it difficult to impossible to... More

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Installing On-Demand Water Heaters

Compact tankless water heaters free up valuable space and save energy, but sizing... More

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Condensing Storage Water Heaters

These heaters are up to 96 percent efficient and typically easier to retrofit than... More

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Faster Hot Water at the Faucet

Learn how clustering water heaters and fixtures can save energy while... More

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Ultimate Electric Hot Water Heater Setup

Matt Risinger combines a heat pump water heater and high efficiency storage tank... More

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Domestic Hot Water Instruction Articles

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Winterize & Maintain Your Tankless Water Heater

Tankless water heaters are fantastic units but they do need more care &... More

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Maintain your Tankless Water Heater, or ELSE!

If you have hard water and use a tankless water heater, sooner or later you will need to flush your unit. More

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Fix for a Noisy Hot Water System

Why increasing the size of the expansion tank will reduce the clicking noises... More

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Proper Water-Heater Temperature

Q: I recently learned that building codes in my state now require that newly... More

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