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Opening Hours

7:30am – 5:00pm
7:30am – 5:00pm
7:30am – 5:00pm
7:30am – 5:00pm
7:30am – 5:00pm
8:00am – 12:00pm
We're currently closed.
Good Friday Closure 14th Apr 2017 – 14th Apr 2017
Bank Holiday Monday Closure 17th Apr 2017 – 17th Apr 2017

Mastics & Sealants

Mastics and Sealants North Wales

Richard Williams have a vast range of mastics and sealants in stock for a wide variety of applications. Most of the mastics and sealants are made by leading manufacturer Geocel, who set the standard for these products. The range includes sanitary, glazing, roofing and acoustic mastics to name a few. Some of the more popular mastics are Gripfill, The Works and decorators caulk.

With theWORKS sealant adhesive you can manage all kinds of jobs impossible with traditional solvent or water based adhesives. Apply theWORKS in wet or dry conditions on virtually any substrate and get a secure fix and seal quickly and easily – there’s no shrinkage, no staining, no solvents and no need for additional fixings for most applications. It resists mould growth, is flexible and over paintable with water based paint. Available in a variety of different colours to suit all types of jobs.

Gripfill bonds almost any surface. It has an excellent strength including vertical applications and is suitable for interior and exterior use (provided bond is covered). Gripfill can be used on wood, plywood, hardboard, chipboard, laminated plastic, brick, rigid insulation material (except polystyrene), metal, stone breeze  block, ceramics, concrete, sand/cement screeds, plasterborad, cement composite boards, G.R.P.

Geocel Contractors Decorators Caulk is a one part, easy to apply flexible acrylic filler which is ideal for sealing gaps and cracks prior to decorating.  It has been specifically developed for the painting and decorating contractor where large volume usage is expected. Available in White, Magnolia and Brown.

All of our mastics are sold individually but are also available at a discounted box rate.

For further information from our mastics and sealants suppliers or if you wish to discuss your stock and delivery requirements, please contact your local branch at Llandudno Junction or Ruthin North Wales.