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Six checks for insulating accessible hot-water pipes

Inspect accessible pipes and choose properly sized insulation to reduce heat loss.

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US DOE Building Science Education

Official source: Six checks for insulating accessible hot-water pipes

Link card to US DOE Building Science Education guidance

Based on US DOE guidance. Do not modify hidden pipes, electrical or boiler connections, or leaking plumbing yourself.

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1. Identify accessible, uninsulated hot-water supply pipes.
2. Measure pipe outside diameter and match the sleeve inside diameter.
3. Choose material suitable for the location and its permitted temperature rating.
4. With pipes safe to touch, fit sleeves and secure seams as instructed.
5. Do not cover valves, access points, wiring or boiler exhaust areas.
6. Inspect for leaks, condensation and heat damage; refer hidden-wall work or repairs to professionals.