100mm Celotex

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Building Materials
- Chipboard Flooring
  Stable, durable and easy to lay, Caberfloor P5 is a high-strength particleboard, engineered for most floors. Available in 18mm and 22mm thicknesses.
  Treated Timber
  Treated carcassing pressure-treated with a minimum-hazard preservative which inhibits rot. Available in a variety of sizes and lengths.
  Roof Battens
  A select range of roofing batten for your roofing requirements.
  Plasterboard
  We stock a compact range that is available in a variety of sheet sizes and thicknesses depending upon your individual project need.
  Breathable Membrane
  Breathable membrane allows your roof to breathe, meaning you won't need traditional ventilation.
  Sheet Materials
  OSB3 is the FSC certified alternative to plywood, suitable for both interior and exterior structural applications such as roofing. Available in 11mm and 18mm thicknesses.
  Steels
  Grey primed Universal RSJ beams and columns in a variety of sizes. Splices and web holes available. Due to the weight and lengths of the steel joists there is a premium on delivery depending on location. PLEASE CALL US FOR DELIVERY PRICES
Staircases
- Bespoke staircases
  Hand made staircases suited to your loft requirements. Our designers have years of experience in producing staircases tailor made for accessing loft spaces. Whether it be a double turn or paddle flight stair we will be able to assess what is suitable to the area available.
  Stairparts
  Softwood, Oak and Chrome stair parts to enhance your new stair. Many more products available at our sister site www.grosvenorstairs.co.uk
  Velta Loft Ladders
  VELTA loft ladders Clever design makes VELTA loft ladders quick to install and easy to use. There are three different loft ladders available, choose the right model for you. When you choose a VELTA loft ladder, you benefit from a unique installation system that makes mounting the ladder fast and very straightforward. ClickFIX� Technology means that most components are fastened with a gentle push or simple pull. To make the job even easier, the weight of each VELTA loft ladder is up to 25% lighter compared to similar products.
Windows
- Velux Windows
  For more than 70 years, the VELUX Group has created better living environments for people around the world. Using daylight and fresh air. Our close working relationship with VELUX means we get the best products at the most competitive of prices which we are able to pass on to our customers. All of VELUX product knowledge and technical assistance is available to us to ensure you the customer is always put first.
  Dakea Windows
  Dakea has a longer guarantee, more features and benefits and a lower price than any other brand on the market. See for yourself.
  uPVC Windows
  Our uPVC provide enhanced thermal insulation thanks to the 6-chambered profile, combined with double or triple glazed units that can achieve up to an 'A' energy rating. Frames also feature a special PCE compound gasket adhesion for improved weather-tightness and insulation.
  uPVC Fittings
  From upvc interior cills to trims we can provide you with the products to put the finer touches to your new loft windows.
Insulation
- Rockwool
  ROCKWOOL Thermal Insulation provides a fast and easy to fit range of products, with reliable thermal performance. Available as both a roll or slab.
  PIR
  Celotex TB4000 is a high performance PIR insulation ideal for overcoming thermal bridging and for use in two layer build ups, including between and under rafters and over stud in timber frame wall lining applications. Available in a variety of sizes.
  Multifoils
  ACTIS thin multifoil insulation is made up of multi-layered reflective films, only a few microns thick.
Special Offers
- Special Offers
  Great deals on products essential to your loft conversion. From Velux to stairs to building products we have some great prices.