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.

Closed cell foam backer rod.

Open cell backer rods may not be ideal for sealants that are susceptible to bubbling of air escaping the backer rod material. 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. A backer rod for cold applied sealants. Crack flex concrete sealant m d building products 5 8 in.

It is chemically inert and will resist oil gasoline and most other solvents. 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. 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. Standard backer rod suitable for glazing installations window door applications expansion joints curtain wall joints partitions log construction.

The backer rod becomes an integral part of the joint into which it is installed and therefore is available in a range of diameters to accommodate. 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. 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.

Closed cell backer rod sikaflex 10 1 oz. 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. Closed cell backer rod is a domestic end product as defined in the buy american act title 41 usc 10. It helps prevent 3 sided adhesion while allowing you to control the depth of the sealant.

The material will not stain absorb moisture nor adhere to sealant materials and is non exuding. It is compatible with cold applied sealants and its round shape promotes the preferred hour glass shape for joint sealants. For joints susceptible to the presence of moisture prior to joint sealing such as horizontal joints. Fillpro soft type is a unique bi cellular construction that offers high compressibility but has a closed cell outer skin to resist moisture.

For cold application processes choose kool rod backer rod produced by w.