Bostik N49 Primer 1L

Bostik N49 Primer is a primer designed for use with the Bostik polyurethane sealant range to ensure adhesion to porous substrates, particularly with water immersed applications.
Prepares porous substrates to improve adhesion and longevity of the sealant
Primer for concrete, masonry and unglazed ceramic tiles
Clear appearance
Promotes high bond strength of polyurethane sealants on porous substrates
One part no mixing required
TECHNICAL SPECIFICATIONS
Colour
Clear
Viscosity
Brushable
Application temperature
5 to 40°C
Open time
4 hours
Thinner
Do not thin
Coverage
1L will coat approx. 50 lineal meters of concreter joint interface, depending on application and porosity