Verified by manufacturer 25 days ago
BBA Agrément Certificate
Certificate type
Hot melt inverted roof covering system.
Flat roofs.
Hot melt inverted roof covering system consisting of SikaBit component products.
System components:
Can be covered with min 50 mm thick concrete paving (by others) or minimum 50 mm thick 20–40 mm well-rounded river washed stone ballast (by others).
Color | Black |
Finish | Textured |
Material | Bitumen |
Shape | Rectangle Sheets supplied in rolls. Can be formed to shape of the roof. |
Uniclass | |
CAWS | J31/130 Inverted roof coating J31/12 Inverted roof coating |
Preparation | - |
Horizontal workDelete where appropriate. | Sika® Igolflex P-10 EL UK.High Penetration Primer. Sika® Igolflex P-15 UK.Bituminous primer. |
Skirtings and vertical workDelete where appropriate. | Sika® Igolflex P-10 EL UK.High Penetration Primer. Sika® Igolflex P-15 UK.Bituminous primer. |
Liquid-applied waterproofing | - |
Type | SikaBit® Hot Melt 50/70.Monolithic rubberised bitumen membrane for roof waterproofing. |
Reinforcement | SikaBit® Roof F-50.Hot melt reinforcing polyester fleece. |
Surface treatment | SikaBit® Hot Melt 50/70.Monolithic rubberised bitumen membrane for roof waterproofing. |
Insulation | - |
Type | Sikatherm® EPX N 300 R Insulation.Extruded polystyrene thermal insulation board. Sikatherm® EPS 200 0.035 RJ1.Closed cell, rigid expanded polystyrene insulation board. Sikatherm® EPS 200 0.031 RJ1.Closed cell, rigid expanded polystyrene insulation board. |
Fixing | Rebated boards loose laid (subject to sufficient weight and boards being ballasted immediately).Dependant on installation. Contact manufacturer for details. |
Water control layer | SikaRoof® Water Infiltration Reduction Layer.A high performance non–woven polyethylene membrane for roof systems. |
Fill to perimeter upstands | SikaBit® E50 MG UK (mineral surfaced for exposed areas e.g. upstands). |
System accessories | SikaBit® Roof Insulated Outlets. |
ExecutionIn accordance with Sika Limited specification. | - |
System completionIn accordance with Sika Limited specification. | - |
Protection layer | SikaBit® Roof Access Layer UK. SBS modified bituminous protection membrane. |
Surface finish | Minimum 50 mm thick concrete paving slabs (by others). Minimum 50 mm thick 20–40 mm well-rounded river washed stone ballast (by others). |
NBS BIM object standard
This BIM object has been authored to meet the requirements of the NBS BIM object standard.
Find out more about the NBS BIM object standard.
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