Specifications

garden room roof

roof section
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  1. Selected finished roof
    – Fully sealed fiberglass roof finish
    – OWL, latest generation waterproofing products
    – Torch-on felt
  2. 18mm OSB
  3. 150x45mm roof rafters
  4. 100mm thermal and sound insulation
  5. Vapour barrier
  6. 50mm rigid insulation
  7. 12,5mm high density plasterboard
  8. 2,5mm skim coat finish
  9. 2 coats of ceiling paint

garden room walls

  1. Cedar cladding / Pressure treated larch / Pressure treated shiplap
  2. Vertical 50x25mm battens
  3. Breather membrane
  4. 18mm OSB
  5. 100x45mm stud walls
  6. 100mm thermal and sound insulation
  7. Vapour barrier
  8. 50mm rigid insulation
  9. 12,5mm high density plasterboard
  10. 2,5mm skim coat finish
  11. 2 coats of paint
garden roomswalls quality
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garden room foundations and floors

garden room foundation floor
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  1. Selected finished floor
  2. 18mm OSB
  3. 100mm Kingspan rigid floor insulation
  4. 100x45mm treated joists
  5. 50x25mm treated battens
  6. DPC damp-proof course
  7. Under floor ventilation
  8. Concrete base subfloor
  9. Radon barrier protection