Skip to main content

Secure and Insulate Pipes — Install Valve and Supply Line Shields

Beginner3 hours

Part of project

How to Install an ADA-Compliant Under-Sink Plumbing Shield · Step 5 of 6

Helpful?

In this video

After connecting all pipes, secure them to prevent movement and insulate the hot water line. Use two-hole pipe straps to fasten the valve securely to the wooden blocking, replacing any temporary straps. Add additional straps along the vertical runs of the hot and cold pipes, securing them to the studs. Finally, install foam pipe insulation on the hot water line. Measure and cut the foam tubing with a utility knife to fit around the pipe and fittings, which helps conserve hot water and prevent heat loss into the wall cavity.

Goal: Finalize the installation by strapping and insulating the pipes.

Used in this video

  • Impact Driver (brand: Hilti, Tool Type: Power Tools, Power Source: Battery)Driving screws for the pipe straps.
  • Laser Level (brand: Bosch, Tool Type: Measuring Tools, Power Source: Battery) · optionalDouble-checking the final alignment of the valve.
  • Utility Knife (brand: Unknown, Tool Type: Cutting tools, Power Source: Manual)Cutting the foam pipe insulation.
12.5K views18450 seconds
This Old House

2.2M subscribers

View Channel

FAQs

Why is installing an ADA-compliant under-sink shield important, and what does "ADA-compliant" mean in this context?

This shield is crucial for preventing contact with hot drain pipes and sharp edges, protecting individuals, especially those using wheelchairs, from burns or abrasions. "ADA-compliant" means it meets specific requirements for clear under-sink space and protection, ensuring accessibility and safety for all users.

This project is rated "beginner" and "3 hours." What's the most challenging part, and what commonly makes it take longer than expected?

The most challenging part is often precisely measuring and trimming the shield components to fit your specific plumbing configuration. Unexpected issues like corroded pipes, tight spaces, or needing to replace an old P-trap can extend the estimated 3-hour completion time. Always double-check measurements before making cuts.

Do I need specialized plumbing tools for this installation, or will standard household tools suffice?

You primarily need basic tools like a utility knife for trimming the shield, a measuring tape, and a marking pencil. While a pail is essential for catching water when working with the P-trap, no highly specialized plumbing tools are typically required if your existing plumbing is in good condition and only needs a shield.

What are the most common mistakes beginners make when installing these shields, and how can I avoid them?

Common mistakes include inaccurate measuring leading to ill-fitting shields and not securely attaching all components. To avoid this, meticulously measure twice before cutting, dry-fit the shields before final attachment, and ensure all straps or fasteners are tightened properly according to the manufacturer's instructions.

Secure and Insulate Pipes — How to Install an ADA-Compliant Under-Sink Plumbing Shield (Step 5, Video 2) | Stesso