Ballasted roof covering system.
A 0.60 mm thick, high-performance, self-adhesive vapour control layer, made of polymer modified bitumen, with glass fibre reinforcement and aluminium foil top layer. Suitable for use in high humidity environments, green roofing systems, loose-laid ballasted warm roof systems and all adhered and mechanically fastened systems.
Can be used as a temporary waterproof layer for up to 4 weeks, in strict accordance with the product data sheet.
Water vapour resistance: >9000 MNs/g.
Bonded over any smooth dry, surface with all side and end laps overlapped a minimum 75mm, then self-sealed. At parapets and upstands, Sarnavap must be carried up to the upper edge of the thermal insulation and sealed to the upstand/ penetration, to form an airtight seal. Sarnafil Primer 610/600 is required on metal, concrete, timber and some existing substrates.
All Sarnafil systems are subject to a project specific specification (including design against wind uplift) to be completed by Sika Sarnafil. Please contact your local Sarnafil Technical Adviser
Sarnafil single point, insurance backed, guarantees provide cover for all Sarnafil products supplied by Sika and branded Sarnafil products supplied by Sarnafil Partner suppliers
J42/10 Warm deck roof covering
J42/395 Air and vapour control layer
Sarnavap 5000E SA
Spray Primer 610
|Standard product features|
Bitumen with aluminium foil top side.
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G410-EL Adhered Roof System - Sarnavap 5000E SA
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G410-EL Ballasted Roof System - Sarnavap 1000E & S-Felt T 300
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G410-EL Ballasted Roof System - Sarnavap 5000E SA & Sarnafil G445-13