
Donseal® GA777
General purpose acrylic sealant
Donseal 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. Donseal 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.
Donseal 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).
Donseal GA777 is available in 280 ml cartridges.
Store in a dry and cool conditions away from humidity.
Donseal GA777 has a shelf life of 12 months from date of manufacture in original unopened package away from humidity.
Donseal GA777 complies with ASTM C834, Type OP, Grade NF and EN 15651-1:2017, Classes 12.5P and 7.5P.