Quantum Building Supplies


Quantum has stock of Treated Softwood decking in 125mm (5″) and 150mm (6″) Widths as well as Millboard composite decking in enhanced grain – both in Smoked Oak and Golden Oak .

If your requirements are a traditional look or a maintenance free deck, our products will suit what you are looking for.

  • Choose the right product for your project
  • Top brands with quality assured products
  • Decking is available from stock and to special order
  • Knowledgeable team can assist you with any information require

For further information on Decking, call us today on 01534 610500 or email sales@quantum.je

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My Account

Quantum’s FREE online account tracker gives you 24 hour access to your Quantum account and allows you to easily reference your account activity. Once signed in, you will be able to check current purchases, view previous orders, view statements and check product prices.

Please note that in order to register for an online account, you’ll need a verified NP Group credit account and account number. Download your application form today or contact us for further information.

Sign in

Sign in to Quantum’s online account tracker today and easily reference your account activity.


Register for this FREE service now and benefit from 24 hour online access to your Quantum account.

If you are experiencing any difficulties with the Quantum online account tracker, or would just like more information regarding the system, then please feel free to contact our sales department on 01534 610500 or email sales@quantum.je.