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McAlpine Air Admittance Valve - VP50-100

McAlpine Air Admittance Valve - VP50-100

The McAlpine VP50-100 Ventapipe 50 is an air admittance valve designed for use in plumbing systems...

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Product Information

Full details

This guide is for plumbers, contractors, and DIY enthusiasts using the McAlpine VP50-100 Air Admittance Valve. The primary benefit of this valve is preventing the loss of water trap seals in plumbing systems, ensuring proper drainage and preventing foul odors. However, it's crucial to ensure correct installation to avoid potential issues. This guide will cover the features, usage, and care of the McAlpine VP50-100, a versatile air admittance valve designed for various plumbing applications.

All features

Model Part NumberVP50-100
BrandMcAlpine

Extended Product Information

FAQs

What is the primary function of the McAlpine VP50-100?

The primary function is to prevent the loss of water trap seals due to negative pressure in plumbing systems.

What pipe sizes is the VP50-100 compatible with?

The VP50-100 is compatible with 2", 3"/75mm, and 4"/110mm soil pipes.

Where should the air admittance valve be installed?

It should be installed vertically, above the flood level of the highest fixture served by the valve.

How do I maintain the VP50-100?

Regularly inspect the valve for debris or blockages and clean as needed with warm, soapy water.

Can I use harsh chemicals to clean the valve?

No, do not use harsh chemicals or abrasive cleaners.

What is the airflow capacity of the VP50-100?

The airflow capacity is 16.3 l/s.

Troubleshooting

Water trap seals are still being lost.

Check for any other potential sources of negative pressure in the system, and ensure that the valve is the correct size for the application.

Gurgling sounds in the drain.

Check for a blockage in the drain line or vent valve itself. Clean if necessary.

Slow drainage.

Check for a blockage in the drain line or ensure the air admittance valve is functioning correctly.

Pros and Cons

Pros

  • Prevents loss of water trap seals.
  • Versatile fit for multiple pipe sizes.
  • Allows for efficient discharge of waste water.
  • Durable and long-lasting.

Cons

  • Requires proper installation to function correctly.
  • May require regular inspection to ensure optimal performance.

Setup, Compatibility & Care

  1. Installation: The VP50-100 should be installed vertically, above the flood level of the highest fixture in the system it serves.
  2. Compatibility: Compatible with 2", 3"/75mm, and 4"/110mm pipes. Ensure a proper seal when connecting to the soil pipe.
  3. Maintenance: Regularly inspect the valve for any debris or blockages that may restrict airflow. Check for any signs of damage.
  4. Cleaning: If necessary, clean the valve with warm, soapy water. Do not use harsh chemicals or abrasive cleaners.

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