Owl Lava 20 Mastic 300ml Cartridge
- Fill & smooth holes, gaps, joints etc.
- Great adhesion to almost all surfaces.
- Suitable for almost any surface.
- Can be used alone for emergency repair.
- Can be used as a part of the Owl Lava 20 Waterproofing System.
Owl PU Mastic – Industrial Strength Polyurethane Adhesive & Sealer
Owl Owl PU Mastic is a high-performance, fast-curing polyurethane adhesive and sealer designed for demanding industrial, construction, and repair applications. It provides excellent adhesion and sealing performance across a wide range of materials, making it a dependable all-round solution.
Ideal for filling and smoothing holes, gaps, joints, and cracks, Owl PU Mastic forms a strong, durable bond and flexible seal. It can be used as a standalone solution for emergency repairs or as part of the Owl Lava 20 Waterproofing System for comprehensive protection.
Features & Benefits
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Industrial-strength polyurethane adhesive & sealer
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Fast-curing for quick, effective repairs
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Fills and smooths holes, gaps, joints, and cracks
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Excellent adhesion to almost all surfaces
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Suitable for use on a wide range of materials
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Can be used alone for emergency repairs
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Compatible with the Owl Lava 20 Waterproofing System
A versatile, heavy-duty PU mastic designed to deliver strong adhesion and reliable sealing when performance matters most.










