
Flexseal GA777
General purpose acrylic sealant with mould resistance
Flexseal GA777 is a one-part, general purpose acrylic sealant which can be used internally or externally. It cures on exposure to the atmosphere to form a flexible sealant. Flexseal GA777 does not need primer when applied to concrete stone, marble and aluminum surfaces.

- Single component ready for use.
- 10% movement accommodation factor.
- UV resistant.
- Excellent adhesion to most building substrates.
- Can be painted.
- Available in a wide range of colours.
Flexseal GA777 is used for sealing joints in the building industry in many applications such as:
- Concrete, wood, anodized aluminum, blockwork, marble and natural stone.
- Around windows and door frames.
- Cladding panels.
- Galvanized metal sheets.
- Ducts.
Also it can be used as an adhesive to fix light weight building materials (Adhesion test is recommended before use).
Flexseal GA777 is available in 280 ml cartridges.
Flexseal GA777 has a shelf life of 12 months from date of manufacture in original unopened package away from humidity.
Flexseal GA777 complies with ASTM C834*, Type OP, Grade NF.
*Artificial Weathering and Low-Temperature Flexibility tests were performed with a UVA lamp in accordance with ASTM C1442.