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Cold Water Connection — Measure and Cut Supply Line and Valve Covers

Beginner3 hours

Part of project

How to Install an ADA-Compliant Under-Sink Plumbing Shield · Step 4 of 6

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In this video

Close the water shut-off valve and open the faucet to drain the pipes. Disconnect the cold water line at the supply valve. Hand tighten the angle stop valve adapter onto the cold water valve and finish tightening with an adjustable wrench. Insert the one-foot-long yellow tube into the angle stop valve adapter. Find the tee fitting and insert the one-foot yellow tube into the bottom opening. Insert the four-foot yellow tube into one side and the three-foot yellow tube into the other side of the tee fitting. Find the cold water line adapter and hand tighten it into the cold water line from the faucet and finish tightening with two adjustable wrenches. Insert the three-foot orange tube into the line adapter.

Goal: Connect to Cold Water Supply

Used in this video

  • Adjustable wrench (Tool Type: Adjustable wrench, Power Source: Manual, Material Compatibility: Copper, Size/Capacity: Medium, Durability: High, Cost: Medium)Tightening connections
  • Angle Stop Valve (Fitting Type: Compression Fitting, Sealant: Teflon Tape, Material Type: Valves, Size/Dimensions: 1/2 inch, Pressure Rating: Medium, Temperature Rating: Cold, Quantity: Single, Finish: Chrome)Connecting to the cold water valve
  • Tubing (Tubing Material: Plastic, Fitting Type: Push-Fit Fitting, Connectors: John Guest)Connecting various parts of the filtration system
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FAQs

Do I need all the specialized tools listed, like the siding cutter, or can I complete this project with basic household tools?

While a utility knife and tape measure are essential, specialized tools like the siding cutter (e.g., Bullet Tools 13 in. Shear Siding Cutter) can make cutting the vinyl shield components much easier and more precise, leading to a cleaner finish. However, a sharp utility knife and a steady hand can still achieve good results, though it might take a bit longer and require more careful scoring and snapping.

What are the most important safety precautions to take when installing this under-sink plumbing shield?

Always wear appropriate personal protective equipment, such as safety glasses and gloves, especially when handling the industrial degreaser (like ZEP 128 oz. Industrial Purple Degreaser) as it can be caustic. Exercise caution when using a utility knife or shears to prevent cuts. Ensure good ventilation if using strong cleaning agents, and consider turning off the water supply to the sink as a general precaution when working under it, even if you're not disconnecting pipes.

The project is rated as 'beginner' with an estimated time of 3 hours. Is this realistic for someone with limited DIY experience?

Yes, this project is genuinely beginner-friendly as it primarily involves measuring, cutting, and securing components rather than complex plumbing. The 3-hour estimate accounts for careful preparation, thorough cleaning, precise measuring, and careful cutting of the vinyl pieces, which can be time-consuming to ensure a neat, ADA-compliant fit. Rushing these steps can lead to ill-fitting covers.

What common mistakes should I look out for to ensure my under-sink plumbing shield is installed correctly and is ADA-compliant?

The most common mistakes include inaccurate measurements, which can result in gaps or shields that don't fit securely. Another error is neglecting proper pipe cleaning, which can prevent the shield's adhesive or fasteners from securing properly. Always double-check your measurements and clean all surfaces thoroughly before installation to ensure a tight, compliant, and durable fit.

Cold Water Connection — How to Install an ADA-Compliant Under-Sink Plumbing Shield (Step 4, Video 1) | Stesso