Apologies, due to the bank holiday, you will NOT be able to select Monday the 28th of May for delivery

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Keston Boilers

  • System & Heat Only Models also available
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Electric Heating Company

  • Fusion Comet system boilers
  • Slim Jim flow boilers
  • Available for next day delivery into any of our branches
More Info

Spirotech Range

  • Check out our growing Spirotech range
  • Spirotrap MB3
  • Spirovent RV2 Deaerator
  • New Spirocross AX Low Loss Header
  • New Spirotrap MBL
More Info

Warmflow Oil Boilers & Flues

  • Buy any Warmflow Oil Boiler and receive an Adey Magnaclean Pro 2 Filter FREE*
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Dudley Niagara Pneumatic Valve & Buttons

  • Great Price
  • Dudley Niagara Pneumatic Flush Valve & Buttons
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  • Buy a PSPRO for a chance to win a PS4PRO!
  • Just send a copy of your invoice to amy.poulter@williams.uk.com to be in with a chance of winning
  • All purchases must be made between 01/05/2018-31/08/2018. Your copy invoice must be received before 14/09/2018. The two winners will be drawn on 17/09/2018. Subject to our standard conditions of sale.
  • The PS4 Pro will be either the White or Black version depending on stock availability
  • While Promotional Stocks Last!
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  • Whilst Stocks Last
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Kane 458 Trade Only Kit

  • NEW
  • Kit contains:
  • Kane 458, Kane IRP-2 printer, Flue probe, Carry case, GLD450Plus Gas leak detector, ASP2KIT Appliance sampling probe kit
More Info

Welcome to trade only plumbing.co.uk

tradeonlyplumbing.co.uk is a part of Williams & Co, who have been trading as a “bricks and mortar” plumbers merchant since 1972.

We carry over £many-millions worth of plumbing and heating materials across 33 warehouses and trade counter locations across the South East of England and deliver to any mainland UK location. You can find your nearest outlet here or shop on line.

Why Choose Us?

  • Trade Only
  • Top Brands at great prices
  • Free delivery on orders over £100 (ex VAT)
  • Traditional, independent merchant service
  • Fantastic deals to be had
  • Next day delivery available
  • No concealed costs
  • One of Britain’s 1000 most inspiring businesses, according to the London Stock Exchange
Latest Offers

Click 'more' to visit our latest offers page. Don’t miss out!


Download our new Pricebuster now. More

Our prices are not available to the general public. Genuine trade customers can create an account to see pricing and place orders Click here to create an account.