Closed Cell Foam Backer Rod

Gray caulk backer rod for gaps and joints.

Closed cell foam backer rod.

Mile high foam also forms the correct hour glass shape of sealant assuring the contractor and owner the best adhesion and cohesion configuration possible. For joints susceptible to the presence of moisture prior to joint sealing such as horizontal joints. Closed cell backer rod is a domestic end product as defined in the buy american act title 41 usc 10. For cold application processes choose kool rod backer rod produced by w.

It helps prevent 3 sided adhesion while allowing you to control the depth of the sealant. A backer rod for cold applied sealants. Fillpro hot rod xl backer rod formerly itp hot rod xl is an extruded round closed cell low density pe foam material which has been specially crosslinked to withstand temperatures in excess of 400 f 204 c. A closed cell polyethylene flexible rope like foam joint backing material the material is virtually non absorbent and chemically inert to most solvents.

Backer rod is available in two basic forms. Fillpro soft type is a unique bi cellular construction that offers high compressibility but has a closed cell outer skin to resist moisture. Standard backer rod suitable for glazing installations window door applications expansion joints curtain wall joints partitions log construction. It helps the sealant assume the optimum shape to prolong service life and acts as a barrier to the flow of sealant through the joint.

Mile high foam is a closed cell polyethylene backer rod serving as a backing for elastomeric and other applied caulking sealants mile high foam controls the depth and amount of sealant required. It is chemically inert and will resist oil gasoline and most other solvents. Closed cell backer rod sika backer rod is used to partially fill sika backer rod is used to partially fill deep expansion joints and cracks before application of your sealant. Crl closed cell backer rod is a round flexible closed cell polyethylene foam with an exterior skin used as a backing and thickness control device for elastomeric and other cold applied sealants.

It is compatible with cold applied sealants and its round shape promotes the preferred hour glass shape for joint sealants. Closed cell backer rod will not absorb water or wick water to joint walls which could cause adhesive failure. Hbr is a closed cell polyethylene foam backer rod joint filler that is used as a backing material for elastomeric and other cold applied sealants. Open cell backer rods may not be ideal for sealants that are susceptible to bubbling of air escaping the backer rod material.

Crack flex concrete sealant m d building products 5 8 in.