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How to Flush a Tank Water Heater

September 23, 2026 by HotWater Decoded
Illustration of a garden hose connected to a storage tank water heater's drain valve, draining into a bucket.

Flushing a tank water heater just needs the drain valve and a hose — no descaling pump required. Here’s the full procedure and when to skip it.

Categories Maintenance

Tankless Water Heater Installation Cost

September 23, 2026 by HotWater Decoded
Illustration of a wall-mounted tankless water heater with isolation valves and gas shutoff nearby.

Tankless installation averages around $2,639, but a first-time conversion from tank can run much higher. Here’s why.

Categories Repair or Replace

Water Heater Replacement Cost in 2026

September 22, 2026 by HotWater Decoded
Illustration of a plumber holding out a blank estimate sheet next to a newly installed water heater.

What a tank water heater replacement actually costs in 2026, broken down by fuel type and size, with real ranges from real jobs.

Categories Repair or Replace

How Long Does a Water Heater Last?

September 22, 2026 by HotWater Decoded
Illustration of an old, visibly corroded storage tank water heater standing next to a brand-new tank, to show aging over time.

Tank water heaters last 8-12 years, tankless 15-20, heat pump around 10-15. Here’s what actually shortens or extends that.

Categories Repair or Replace

Condensing vs Non-Condensing Tankless

September 22, 2026 by HotWater Decoded
Illustration of the finned heat exchanger inside a tankless water heater.

Condensing tankless units cost more upfront but vent with cheap PVC and run more efficiently. Here’s the real tradeoff.

Categories Tankless

Tankless Water Heater Venting Requirements

September 21, 2026 by HotWater Decoded
Illustration of soot staining on a vent connector, worth investigating during a venting check.

Tankless venting material depends on whether your unit is condensing or non-condensing. Get this wrong and it’s a code violation, not just inefficient.

Categories Tankless

What Size Tankless Water Heater Do I Need?

September 21, 2026 by HotWater Decoded
Illustration of a tape measure held against a wall-mounted tankless water heater during a sizing check.

Size a tankless water heater the right way: peak simultaneous flow rate (GPM) plus the temperature rise your climate actually requires.

Categories Tankless

Tankless Water Heaters: Owner’s Guide

September 21, 2026 by HotWater Decoded
Illustration of a close-up view of a tankless water heater's internal heat exchanger.

Everything to know before buying or living with a tankless water heater: sizing, gas vs. electric, installation basics, and real maintenance needs.

Categories Tankless

Tankless vs Tank Water Heater

September 20, 2026 by HotWater Decoded
Illustration of a tankless unit and a storage tank water heater installed together.

Tankless costs more upfront but lasts longer and wastes less standby energy. Here’s how to actually run the 15-year comparison for your home.

Categories Compare

Heat Pump Water Heater vs Standard Electric Water Heater

September 20, 2026 by HotWater Decoded
Illustration of a heat pump water heater standing next to a standard electric storage tank water heater.

Replacing a standard electric tank with a heat pump water heater? This is the easiest, cheapest conversion — here’s the real payback math.

Categories Compare
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