Bostik 5612 – Non Skinning Butyl Mastic Sealant
Bostik Non Skinning Mastic (5612) is specifically formulated as a bedding or gasket style sealant.
It remains in a soft plastic state providing a dust proof, weatherproof and flexible seal in a variety of construction and manufacturing materials.
- Perfect for sealing roof vents
- Suitable for use on rubber roofs (EPDM etc)
