Foam Backer Rods Lowes

The backer rod helps.

Foam backer rods lowes.

Backer rods are usually round flexible lengths of foam that are used as a backing in joints or cracks to help control the amount of sealant caulking used and create a back stop. In all these applications it is used for three major purposes. Sika self leveling sealant see all. 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.

Backer rod is an easy to compress rope like celled foam. X 5 quikrete 1 2 in. Closed cell backer rod. Caulk backer rod to help fill gaps and openings in pavement cracks wall joints foundations sidewalks and driveways.

Many sizes diameters are available for optimal fitting to the size of the joint being sealed. Joint width to depth ratio should be 2 to 1 with a minimum depth of 1 4 or a maximum depth of 1 2. It helps prevent 3 sided adhesion. It is inserted into a clean joint at the required depth before caulking sealing.

For best results diameter of the backer rod should be 1 8 larger than. Backer rod creates an even depth and supports the sealant caulk allowing it to form the proper shape about 2x as wide as deep. Prices promotions styles and availability may vary by store and online. Carefully push backer rod into the joint with a blunt tool cut to desired length.

Expansion joint is a joint filler made from resilient cane fibers and is used to prevent damage during expansion and contraction of concrete. 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. If necessary use the blunt tool or roller to secure backer rod in the joint. Before caulking use the md building products 1 2 in.

3 8 w x 20 long foam backer rod gap filler. Inventory is sold and received continuously throughout the day. Backer rod is used to partially fill deep expansion joints and cracks before the application of your sealant. Therefore the quantity shown may not be available when you get to the store.