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Limits the amount and depth of the sealant applied to the joint.
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Acts as a bond break to allow joint movement without undue stress to the sealant.
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Acts as a barrier to the flow of sealant through a joint.
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Will assist in providing an around-the-window frame and penetrations through walls.
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For use with pre-cast concrete slabs and joints between brick and masonry.
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Easy to install, non-toxic, and CFC-free.
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No water absorption.
Masons PEF Rod Foam Backer
Product Description
Masons PEF Rod is a cylindrical flexible closed-cell polyethylene material, available in various diameters from 6mm to 50mm.
Suitable for domestic and commercial applications where gaps need to be sealed in conjunction with sealant or chalking compounds.
Key Benefits
