Insulation Materials

Building Supplies

Insulation Materials

Here at Wood Green Timber we carry a variety of different sized Insulation boards to match the size of joist and fit the cavity. The materials we have are Celotex, XtraTherm, Eco-Therm or Kingspan, all of which have a similar U-Value.

  • We also stock Rockwool, Cavity Slab and Cavity Batts to aid with your build.
    1. 25mm
    2. 40mm
    3. 50mm
    4. 60mm
    5. 70mm
    6. 75mm
    7. 80mm
    8. 90mm
    9. 100mm
    10. 120mm
    11. 150mm
    12. Rockwool (100mm, 150mm)
    13. RWA45, Sound Slab (75mm, 100mm)
  • However if you do require any other size board, or other insulation product we would be happy to enquire and source it for you.

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Oversized Timbers up to 300mm x 300mm (12"x 12").

We hold timbers up to 9.0 metres in length and 300mm x 300mm in stock. These can be cut to specific length using our cross cutting saw, and or milled to specific size.

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Two locations high stock levels to match your building requirements.

We source and deliver the latest products and materials in ever changing markets.


We pride ourselves on always providing first class products, service quote

and delivery.




Forestry Stewardship Council ® (FSC ®) and The Programme for Endorsement of Forestry Certification (PEFC) work to ensure that the building materials we use today are sustainable to up to building regulations. Look for our FSC®-certified products.