Bituthene Primer B1 5L is a high-quality, professional-grade primer designed for the preparation of surfaces before the application of Bituthene self-adhesive waterproofing systems. Its manufactured to enhance adhesion and provide a solid, long-lasting bond. This primer is suitable for use on a variety of substrates, including concrete, masonry, wood and metal. It’s easy to apply with a brush or roller and dries quickly to enable fast project progression.

Brand Name	SIG
Protects From	waterproofing
Type	primer
Waterproof	yes
Key Features	High adhesion properties promote long-lasting bonding, Versatile usability on multiple substrate types, Rapid drying time speeds up project completion, Easy application process with standard painting tools, Optimised for Bituthene waterproofing systems, Available in a substantial 5L quantity for larger projects