It is compatible with most known cold applied sealants such as urethane, silicone, acrylic, butyl, polysulfides, latex, and chinking sealants. Backer Rod offers five distinct products for use in construction joints: Denver Foam®, Titan Foam, Mile High Foam®, Mile High Foam XL™ and Ultra Block®. Add to Cart Add to Cart Add to Cart Add to Cart Add to Cart Add to Cart Customer Rating: 4.6 out of 5 stars: 4.6 out of 5 stars: 4.6 out of 5 stars: 4.6 out of 5 stars: 4.6 out of 5 stars: 4.5 out of 5 stars: Price: $35.00 $ 35. Hi Alan, unfortunately we only offer the Gray Caulk Backer Rod for Gaps and Joints in 1/2 and 5/8 diameters on Homedepot.com. The final main feature of the backer rod is that is promotes an hour glass shape. It's resistant to moisture and provides a sound surface for caulking projects. Use an open-cell backer rod for gaps of more than 1/2 inch wide. My main use for it is when I have to caulk a rather large gap. Try Prime. wide, install foam backer rod to support the caulk. It prevents 3-point bonding. Pre-Caulking Filler Rope Roll (Backer Rod). Sealants will not adhere to it; no bond breaker is required. Reduce caulk consumption by controlling sealant depth— this prevents excessive use of caulking or sealant. Sealants will not adhere to it; no bond breaker is required. Both are closed-cell rods, meaning they are dense and firm and intended for outdoors and heavy duty construction—however, one addresses hot application processes, and the other cold. The choice of backer rod diameter to use depends on the width of crack to be filled. It is used in a wide range of applications including tiling, flooring, window paneling and stoneware among others. Backer Rod should be pressed into the joint, allowing a sealant depth of between 1/8 inch and ½ inch. Climaloc Foam Backer Rod is ideal for filling cracks and joints before caulking or sealing; Ideal for filling cracks on driveways, sidewalks and foundations, gaps around windows and door frames; Easy to install; Saves money on costly home energy bills; Dimensions: 1/2" x 25' (1.2 cm x 7.6 m) BACKER ROD F/GAPS & JOINTS 5/8″X20′ Poly Foam Caulk Saver acts as a filler in large gaps before applying caulk. Backer rod, also called backer material or back-up rod, is a flexible foam product used behind caulking to increase elasticity, reduce consumption, force the caulking into contact with the sides of the joint creating a better bond, determine the thickness of the caulking, and define the cross-section hour-glass shape of the caulk. $19.99 Backer Rod For Gaps & Joints Price: $21.99. Get $10 off your next purchase. You will need Adobe® Acrobat® Reader to view PDF documents. Backer rod is easily trimmed to size with scissors. Use in … While caulk alone can be applied to narrow cracks, gaps wider than 1/4” should be filled with foam backer rod first. Facebook. STAY CONNECTED. Backer Rod is flexible and compressible; it conforms to the irregularities in the log surface. A template or roller gauge may be used to control the depth at which the rod is placed. Backer Rod for Gaps and Joints, 1 Pack, Black, Gray, 5/8-by-20 Feet - - Amazon.com. Skip to main content.us. Diameter: 3/8'' Material: Polyethylene Foam (Closed Cell) Description:Backer Rod is a resilient open cell, polyethylene foam.Used as a backing and thickness control device for elastomeric and other … Remove old sealant with caulk remover. Customer Service. It should form a seal againt edge of joint to prevent sealant from running out. Skip to main content.us. Poly foam caulk saver acts as a filler in large gaps before applying caulk. The MD Building Products 5/8 in. x 10 ft. black sponge rubber foam weatherstrip tape creates a tight seal against dust, moisture and air. Sealants will not adhere to it; no bond breaker is required. M-D Building Products Backer Rod for Gaps & Joints M-D Building Products Backer Rod is a non-absorbent, closed-cell polyethylene pre-caulking material. I use this product a lot. Sealants will not adhere to it; no bond breaker is required. Poly foam reduces the amount of caulk needed. x 20 ft. Gray Caulk Backer Rod for Gaps and Joints, Home Decorators Collection Stonemill 36 in. Step 2. x 10 ft. x 17 ft. All. Set the rod to the depth recommended by sealant manufacturer, (typically about 1/2 of joint width measured at the crown of the backer rod). It is used to fill gaps and openings before caulking. Thank you for shopping Home Depot! Backer rod comes in various sizes - 1/4", 7/8" and 1 1/8". $4.19 Add To Cart 13 available at San Marcos. Backer rod is easily trimmed to size with scissors. Although wide joints are good because they don’t overload the elasticity of caulking, they can also gobble up caulking way too fast if they’re too deep. The main idea is to use the foam to fill most of the void in a joint so that caulking … Backer Rod is a closed cell, resilient, polyethylene backer rod used as a backup material for construction joints and applications that require sealants. x 20 ft. Gray Caulk Backer Rod for Gaps and Joints acts as a filler in large gaps before applying caulk. One of the best ways to save energy in your home is by caulking any cracks around windows and doors. Date: December 28, 2020 A backer rod is used to fill gaps between building materials, such as gaps between tiles and another surfaces. Simply push the rod into the gap with a putty knife or painter’s tool until it is just below the surface then caulk over it. All Rights Reserved. Twitter. Using foam backer rod to fill a wide crack before caulking. 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