POLYBAND

POLYBAND® USES

Polyband® is an extruded butyl tape laminated with a fixed polyester liner.

• A high performance Air Seal and Moisture Barrier Tape developed especially for sealing side lap joints of metal roof and wall liners to reduce condensation and increase airtightness in buildings
• Care must be taken to seal the joints at the eaves, ridge and any pipe or service penetrations in order to provide a completely airtight building
• Polyband® can be used as recommended in the MCRMA Technical Paper No.14 Guidance for the Design of Metal Roofing and Cladding to comply with Approved Document L2:2006
• The use of GCA® preformed butyl sealant is recommended for sealing between the end laps

POLYBAND® DESCRIPTION

• 12 year warranty (UK & Ireland Only)
• Can be applied in cold conditions without reduction in long term performance
• Unique high tack adhesive for instant grab
• Special high strength non-tear laminated film
• Supplied in self-wound rolls for easy application
• Service life can exceed 20 years
• Very low moisture vapour transmission rate
• Reduces condensation in built up metal roofing systems
• Prevents air leakage through lap joints
• Outstanding adhesion to coated steel and aluminium sheets without the need for primers