Supreme Expansion Joint Backer Rod

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Product Description

Formerly: SIL seal / Back-up Rods

Bonding for assured strength with DURA rods

DURArods' is a closed cell polymer based foam filler material with a circular profile. It ensures stronger bonding of sealant with masonry, aluminium or other substrates& helps to maintain desired thickness of sealant at the joint's centre. It does not bond with cold applied sealants. DURA rods (back-up rods) is used as back-up to sealants to expansion joints and structural glazing systems.

Features :

Closed cell hence negligible water/ water vapour absorption
Excellent chemical resistance - Inert to most acids and alkalis
Cost effective space filler
Allows unrestrained expansion and contraction of sealants. Eliminates bubbling of sealants
Non-staining

Applications :