Nomaco OCFoam Open Cell Backer Rod
TYPE: O – Per ASTM C 1330. Cylindrical, flexible sealant backings composed of opencell material.
FORM: Round Foam Rod.
TEMPERATURE LIMITS: -65˚F to +400˚F.
OCFoam limits the depth of the sealant and prevents excessive sealant use. It also helps sealant assume optimum shape factor to prolong sealant service life and acts as a barrier to the flow of sealant through the joint.
Common applications include, but are not limited to, expansion and contraction joints, window glazing, curtain wall construction partitions, parking decks and bridge construction.