Verified by manufacturer 3 months 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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