Big Gap Filler is a self-expanding aerosol polyurethane foam designed for convenient application. It is a single-component foam that cures with moisture and does not contain harmful propellant gases that can harm the ozone layer. Each can come with a straw adapter for easy dispensing.
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Offers excellent adhesion, filling capacity, and high thermal and acoustical insulation.
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Provides reliable mounting capacity and stability.
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Adheres well to most building materials, except for surfaces like polyethylene, Teflon, silicone, and those contaminated with oils, greases, mold release agents, or similar substances.
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Resistant to mold and water and can be painted over.
Application Areas
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Used for fixing and insulating door and window frames.
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Ideal for filling and sealing gaps, joints, and cavities.
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Suitable for filling penetrations in walls.
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Used for insulating electrical outlets and water pipes.