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  • PRODUCT

    Roof Cassettes

PITCHED ROOF

Thermal conductivity and thermal resistance are BS EN 12664, BS EN 12667 & BS EN 12939

ROOF CASSETTE: 315.5mm (0.16 W/m²k)

 

12.5mm Wall board & 3mm skim (0.19 W/mk)

C24 195x45mm Timber rafters, rafters @ 400mm centres

140mm Rigid insulation to cavity (0.022 W/mk)

40mm Rigid insulation to top (0.022 W/mk)

50x25mm Timber batten

Breather membrane

50x25mm Timber counter batten

Roof tiles (TBC by client)

FLAT ROOF

Thermal conductivity and thermal resistance are BS EN 12664, BS EN 12667 & BS EN 12939

ROOF CASSETTE: 448.5mm (0.16 W/m²k)

 

12.5mm Wall board & 3mm skim (0.19 W/mk)

C24 245x45mm Timber rafters, rafters @ 400mm centres

100mm Mineral wool insulation to cavity (0.044 W/mk)

50mm to 5mm Timber firring to create fall min 1:80 (firring size dependant on length of cassette)

18mm OSB/3 structural board (0.13 W/mk)

Alutrix 600 adhesive vapour control layer

120mm Rigid fleece backed insulation (0.024 W/mk)

Aroumourplan SG single ply membrane