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Shell kit

8×8 ft SIP shell — 10 panels · £1,030

External plan 2.44 × 2.44 m (about 6.0 m²). Wall height 2.44 m. Headline pack in SIP122 EPS at £103 per panel. Walls + roof SIP panels only — not a finished garden room.

CAD model of a small SIP OSB shell
Kit label8×8 ft
External plan2.44 × 2.44 m
Plan areaAbout 6.0 m²
Wall SIP panels8
Roof SIP panels2
Total SIP panels10
Headline coreSIP122 EPS @ £103
Pack price£1,030 SIP122 EPS

Other cores: same 10 panels × £88 / £110 / £128 / £142 / £169. Confirm on quote. Openings are cut on site. Cladding, windows, EPDM, floor, splines and install are extras.

In the shell

  • 10 × 1220 × 2440 mm SIP panels (walls + roof)
  • Counted on the 1.22 m module

Not in the shell

  • Floor pack
  • Windows, doors, bi-folds
  • Cladding, EPDM / metal roof covering
  • Splines, fixings, sealant
  • Drawings, structural calcs, building control
  • Install / fitting
  • Ground screws (quoted separately)
  • Carriage

Full inclusions list: shell kit inclusions. Openings: openings on site. All sizes: sizes hub · all kits.