Top 6 Best Backer Rod 3/4

Sika Backer Rod is inserted into a joint to control sealant depth and to prevent 3 sided adhesion. DURABILITY Good temperature resistance and will not absorb water.. PERFORMANCE Partially fills deep cracks before sealant application. Oil and most other solvents resistant.. SUPPORTS Ideal for glazing installations, expansion joints, window and door perimeters, copings, and pavement joints.. APPLICATION Highly flexible, compressible and easy to apply. Use the product to partially fill up deep cracks or joints before applying sealant..

Makes professional joints that last. Helps fill in and insulate large caulk joints and allows the caulking to absorb more movement. Closed cell design repels water to help protect the joint from damage. Complies with ASTM C 1330, Type C. Measures 34-inches diameter by 50-feet length. Easy to fit - soft and pliable so it fits into the joint easily. Water resistant - unlike open cell backer rod, it repels water to help protect the joint from damage. Fills the joint so you use less caulk. Fully compatible with all substrates and sealants.

Allows Easy Control of Sealant Application Thickness. Won't Adhere to Sealants No Bond Breaker Needed. Compatible with All Cold-Applied Sealants.

Fill large cracks. Save caulk. Prevent caulk from ripping lose. 34 perfect for gaps 12 to 78 wide.

Provides A Sound Surface For Caulking Projects. Good Quality Product. Manufactured In China. Brand M-D Building Products.

Makes professional joints that last. Helps fill in and insulate Jumbo caulk joints and allows the caulking to absorb more movement. Caulking adheres to the sides of the joint, but not to the filler rope. Made of closed cell poly foam. Complies with ASTM C 1330, Type C.

DOES NOT COME ON A SPOOL.

Quality Material this caulk backer rod is made of quality foam, which is round, closed cell, low density, safe to use, possessing nice flexibility and can be bendable, won't absorb water, you can use it for filling spaces or joints. Long Enough you will receive 1 piece foam backer rod approx. 30 feet long, which can be easily trimmed to the right size with scissors according to your actual needs, sufficient length can meet your daily needs and replacement. Effortless to Assemble the backing rod is soft and flexible, just get the desired part and put it into the space, and press to make it well fit before applying sealant, simple and effortless to assemble. Widely Applicable filler rope is suitable for most kinds of cracks, such as pavement cracks, wall joints and foundations, which can provide a neat surface for caulking projects Classic gray color can be matched with various styles. Versatile to Use the gray space filler can be applied for glass installations, expansion joints, door and window seam, and pavement joints, you can also use it to protect dog ears, make ring holders, complete craft projects and more.

34 x 20 ft.. Foam rope used to partially fill large cracks, gaps and joints before applying sealant. Use for horizontal and vertical applications.