GCA is a high performance butyl tape suitable for use in steel and aluminium roofing systems. It has been carefully formulated to provide a long-life, airtight seal to help buildings comply with Building Regulations Standards. Colour is grey. Various widths and thicknesses are available.
High tack product, providing excellent adhesion.
Service temperature range of -40 to +110c
Strong, flexible and designed specifically to accommodate movement.
Excellent proven track record of performance.
Complies with NFRC Class A performance standard.
Used for sealing end and side laps in steel and aluminium roofing systems. Sealing roof lights, metal flashings and penetrations to roof and wall cladding.