Box Quantity: 24

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 Approved Document Part L Standard.
Product uses

External Metal Sheeting – sealing end and side laps in steel and aluminium roofing systems
Metal Liner Sheeting – sealing end laps
Sealing rooflights
Sealing metal flashings
Ridge and eaves sealing in combination with foam fillers
Sealing penetrations to roof and wall cladding

12 year warranty (UK & Ireland only)
Outstanding service life
High tack product, providing excellent adhesion
Excellent track record of proven performance
Strong, flexible and designed specifically to accommodate movement