Solvent Based Bitumen Primer BF4 – 20L (for Waterproofing)

Solvent Based Bitumen Primer BF4 – 20L (for Waterproofing)

Description:

Solvent-Based Bitumen Primer BF4 is a high-penetration waterproofing primer that prepares concrete and masonry surfaces before applying torch-on membranes and bitumen coatings. It improves adhesion, seals porous surfaces, and creates a strong bonding base for long-lasting waterproofing systems on roofs, slabs, and foundations.

Key Features

• Deep-penetrating solvent-based bitumen primer
• Ideal for torch-on and liquid waterproofing systems
• Improves bonding of bitumen membranes and coatings
• Fast drying under normal site conditions
• Suitable for roofs, basements, and concrete slabs
• Apply by brush, roller, or spray
• Average coverage: ~0.15 L per m² (surface dependent)
• Flammable — use with proper ventilation and care