1/2" Diameter x 36' Length Backer Rod Caulk Saver Foam for Cement Caulk, Joints and Gaps and Driveway Crack (Grey)

Features

• 【High Quality】Backer rod is made of high quality polyester foam. The foam backer rod is closed-hole design and round shape. Caulk backer rod has low density and does not absorb water with excellent flexibility and agility. Our backer rod can be arbitrarily bent into various shapes.
• 【Extended Length】The size of caulk saver rod is 36FT Length. Backer rod has the advantage of length. The length of 36FT is sufficient for your daily use. So backer rod is a perfect choice! You don't have to worry about the problem of insufficient length.
• 【Filler Function】Caulk saver rod can be used as filling materials for filling various cracks. The non-absorbent property is very suitable as a crack filling material. In this way, other construction materials can be saved. The versatile gray can be paired with a variety of industrial styles.
• 【Sealing Function】 Polyester foam can be used as an insulation material. After filling the cracks, it can block the air-conditioning and heat waves from the cracks. At the same time, backer rod can effectively insulate the sound. Foam backing rod can reduce outside noise for you.
• 【Wide Application】Foam backer rod can be applied to various cracks: wall cracks, pavement cracks, cement cracks, driveway cracks, etc. Caulk backer rod also can be applied to craft projects: craft creations, ring holders, earring holders and more.