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McAlpine Backnut - White Plastic

McAlpine Backnut - White Plastic

The McAlpine BN1 White Plastic Backnut with Rubber Washer is a plumbing accessory used to secure a...

Best current price£4.35from eBay

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eBayMcAlpine BN1 White Plastic Backnut with Rubber Washer 1.25"" BSP
Free delivery in 1–3 days
£4.35
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OnBuy.comMcalpine Bn1 1.25" Backnut & Rubber Washer
Free delivery in 1–3 days
£4.68
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DebenhamsMcalpine Unisex White Bn1 Plastic Backnut With Rubber Washer 1.25" Bsp
Free delivery in 1–3 days
£4.71
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B&QB&Q - Bn1 1.1/4In Backnut & Washer (600Bx)
Free delivery in 1–3 days
£4.85
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Product Information

Full details

This guide is for anyone using the McAlpine BN1 White Plastic Backnut with Rubber Washer, a plumbing accessory designed for secure and leak-free connections. The primary benefit is its reliable sealing capability, crucial in preventing water damage. Keep in mind that while it's easy to install, ensuring a proper fit and tightening is essential for optimal performance.

All features

ColourWhite
Model Part NumberBN1
BrandMcAlpine

Extended Product Information

FAQs

What sizes are available?

The McAlpine BN1 is available in 1.25", 1.5", 1¾" and 2" BSP sizes.

What material is the backnut made of?

The backnut is made of white plastic, specifically polypropylene.

Does it come with a washer?

Yes, it includes a rubber washer for sealing.

What is the purpose of the rubber washer?

The rubber washer provides a tight seal between the backnut and the pipe or fitting, preventing leaks.

Can I use this backnut with any type of pipe?

It is compatible with standard plumbing pipes and fittings, especially those made of polypropylene.

Do I need any special tools to install it?

No special tools are required; it's designed for easy installation by hand.

How do I prevent leaks?

Ensure the connection is properly tightened and the rubber washer is compressed to create a seal. Avoid overtightening.

Troubleshooting

Leakage from the connection.

Tighten the backnut further. If the leakage persists, check the rubber washer for damage and replace the backnut if necessary.

Difficulty in tightening the backnut.

Ensure the threads on the pipe and backnut are clean and free from debris. Use a wrench or suitable tool if necessary, but avoid overtightening.

Pros and Cons

Pros

  • Easy to install, saving time and effort.
  • Provides a leak-free seal, preventing water damage.
  • Durable plastic construction for long-lasting performance.
  • Compatible with a wide range of plumbing systems.
  • Cost-effective solution for secure plumbing connections.

Cons

  • Requires proper tightening to ensure a leak-free seal.
  • Plastic material may be susceptible to damage if over-tightened.
  • Requires matching the correct size backnut to the pipe or fitting.
  • Not suitable for extremely high-pressure applications beyond standard domestic use.

Setup, Compatibility & Care

  1. Installation:
  • Ensure the pipe or fitting threads are clean and free from debris.
  • Screw the backnut onto the corresponding threaded end of the pipe or fitting.
  • Tighten the backnut by hand until snug. Do not overtighten.
  1. Compatibility:
  • Compatible with standard plumbing pipes and fittings.
  • Available in various BSP sizes (1.25", 1.5", 1¾" and 2") to fit different pipe dimensions.
  • Suitable for use with polypropylene pipes.
  1. Care:
  • Regularly inspect the backnut for any signs of wear or damage.
  • If leaks are detected, tighten the backnut further, but do not overtighten.
  • Clean the backnut with a damp cloth if necessary. Avoid using harsh chemicals.

Price History

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