Waste Outlet Fittings
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White Plastic Backnut

White Plastic Backnut
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White Plastic Backnut with Rubber Washer
  • Available in 1¼", 1½", 1¾" and 2”
  • Available in 4 flange sizes
  • Manufactured in Polypropylene
Size/Flange
Product Code
1¼"
BN1
1½"
BN2
1½"
BN3
2"
BN5
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Section 7

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McAlpine plumbing products are designed and manufactured to be installed by qualified plumbing professionals. On this basis we cannot accept installation queries from the general public. Please contact your local McAlpine stockist or a qualified plumbing professional. For all other enquiries please fill out the form below.

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