Unique Bargains 8.2 ft Foam Backer Rod 0.79inch x 1.18inch Square Solid Joint Filler Foam Seal Strip for Caulk Saver Rope Caulk Cement Crack Filler White

Size and Package: The package content comes with 1 piece of foam silicone seal weather strip; Length: 2.5 Meters / 8.2 Ft; Overall Size: 20 x 30mm / 0.79 x 1.18 inch(W*T).

Material: The caulk saver is made of high-density silicone, featuring flame retardancy, heat resistance, weather resistance, aging resistance, and deformation resistance, it provides excellent cushioning and shock absorption, ensuring a long service life.

Good Concrete Gap Filling: Crack-filling foam effectively seals old gaps or openings, preventing cold air from entering the room, providing good thermal insulation and long-lasting protection, while also reducing noise and improving living comfort.

Easy Installation: You can cut the solid joint filler to the required length and press it into the gap until it fits tightly, its flexibility allows it to be bent into different shapes to fit the gap, and multiple strands of filler can be twisted together to fit larger gaps.

Wide Application: Foam baker rod can be used as filler material for many cracks, widely used in wood cracks, wall cracks, door and window gap sealing, pavement joints, expansion joints in sidewalks, heat insulation strips, windproof strips, and sound insulation strips.