Celltex Ltd 15m Coil Backing Foam Caulking 12mm x 50mm

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Celltex Ltd 15m Coil Backing Foam Caulking is a white polyethelene foam on a coil roll to back out deep joints in preparation for mastic sealant application. This expansion backing foam caulking provides a sound base to gun mastic against

BENEFITS:

- Can be easily cut to required joint size and shape with a blade
- Expands to meet the joint substrates ensuring a tight joint seal
- Very easy to apply, just push into place with a stick etc.
- Closed cell and non-absorbent
- Reduces the quantity of mastic sealant required