Quantum Building Supplies


Quantum can supply a range of solutions for all of your waterproofing needs.



For 85 years the Wykamol Group has been the market leader in the field of property renovation and repair. Focusing on 3 main sectors: Damp and Timber, Structural Waterproofing and Structural Repairs, their customer support and technical knowledge is second-to-none.

As one of the only remaining TRUE British Manufacturers, Wykamol pride themselves on sustainability of supply and providing exceptional quality for a wide range of products. Wykamol are the only manufacturers of Cavity Drain Membranes in the UK, using state-of-the-art technology to ensure affordability and high grade.

Quantum stock a range of Wykamol products, from Tanking slurry to Cavity drainage membrane and all accessories.



Sika provides a full range of waterproofing solutions for different requirements in new basement construction and refurbishment.

With more than 100 years of experience in Structural Waterproofing, Sika is the reliable partner for all of parties involved on every project. Innovative Sika waterproofing solutions that include both rigid and flexible waterproofing systems, create added value and support for customers everywhere – right from the initial project design and detailing, through to successful installation and completion on site.

Sika is committed to providing proven and economic watertight solutions for even the most challenging requirements, considering the entire waterproofing process to the very last detail and can provide solutions for both new build and refurbishment projects. They have a wide range of systems for both keeping water in and keeping water out.

  • Selection of appropriate concept and system solutions
  • Concrete mix design and control
  • Engineering details, custom solutions
  • Cost/Performance/Life cycle analysis

Please give us a call or email to discuss your waterproofing requirements.

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

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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.

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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.