Visqueen Vapour Barrier 2 x 50metre roll single wound sheet 300mu

Visqueen Vapour Barrier is a green-tinted, semi-transparent polyethylene air and vapour control layer (AVCL) supplied in a single wound 2.0m x 50m roll. Designed for use in floor, wall and roof constructions, the barrier enhances airtightness and reduces interstitial condensation in medium risk buildings.

Key Features:

• Single wound roll – easier handling and faster application
• Semi-transparent – allows stud and substrate visibility during install
• Improves airtightness – supports energy efficiency
• Moisture protection – reduces condensation risk within the structure
• High compatibility – pairs with Visqueen’s full AVCL system range
• Durable membrane – robust enough to withstand construction activity

Typical Uses:

• Floors, walls, and roofs in residential and commercial construction
• Warm side of insulation to manage vapour flow
• Medium risk condensation zones per BS 5250:2021

Installation Guidance:

• Install on warm side of insulated structure
• Lap joints by minimum 75mm and seal with Visqueen FR Single Sided Vapour Tape
• Seal vertical/horizontal junctions with VisqueenPro Vapour Edge Tape
• Use Visqueen FR Double Sided Vapour Tape to fix to studs
• Mechanically fix over with plasterboard or similar for full AVCL performance