Bostik 5612 Butyl Mastic Sealer
Bostik 5612 Butyl Mastic Sealer is a high-quality non-setting sealant designed to provide long-lasting sealing and weatherproofing in a variety of construction, roofing, and industrial applications. Formulated with butyl rubber, it remains flexible after application, allowing it to accommodate joint movement while maintaining a reliable seal.
Ideal for sealing joints, lap seams, and overlaps in metal, roofing, and cladding systems, Bostik 5612 offers excellent adhesion to a wide range of building materials including metal, glass, plastics, and painted surfaces. Its non-hardening formulation provides durable resistance to moisture, weather exposure, and vibration, making it suitable for both interior and exterior sealing tasks.
Bostik 5612 Butyl Mastic Sealer provides a dependable and flexible sealing solution for construction, fabrication, and general maintenance applications.
Key Features:- Butyl rubber-based non-setting mastic sealant
- Remains flexible to accommodate joint movement
- Excellent adhesion to metal, glass, plastics, and painted surfaces
- Provides long-lasting weatherproof sealing
- Resistant to moisture and environmental exposure
- Suitable for roofing, cladding, and construction joints
- Ideal for industrial, construction, and maintenance applications

| SKU | Product Description | Price (ex-GST) | Order |
|---|---|---|---|
| 18820 In Stock
|
WHITE - BOSTIK 5612 MASTIC SEALER 450G CARTRIDGE |
Qty Price (per TUBE) 1−9 $10.54 10−99 $7.07 100+ $6.72 |
Login/Register To Order |

























