It is a closed cell foam. Doors and windows are not the only places where heat and conditioned air leakage occurs. x. Backer Rod creates an even depth and supports (back stops) the sealant / caulk allowing it to form the proper shape (about 2x as wide as deep) and also prevents 3 sided adhesion (bond breaker). Sort By Featured. Backer Rod is intended to be used as a backing for caulking projects. Did what I needed it to... Didn’t seem to work very well for lunch situation.... MD Building Products 19/32 in. M-D Building Products 71551 Backer Rod 4.7 out of 5 stars 21. Backer Rod’s four main benefits: Increase elasticity in the joint sealant. She received a Bachelor of Science, honors, in psychology with combined studies covering biology, statistics, economics, politics and sociology. It saved me about a tube of calk. The MD Building Products 5/8 in. Backer rod is easily trimmed to size with scissors. It will not harden, crack, or freeze at temperatures as cold as -40°. x 17 ft. This durable weather stripping replaces worn weather stripping on doors and windows and can be installed easily in channels or held in place with an adhesive backing. Position the caulking gun nozzle at the furthest end of the backer rod, and to one side of the rod where it meets the facing material. Bond breaker … Use in pavement cracks, wall joints and foundations. Insert backer rod into the gap, then run a bead of caulk over the top. A word of advice: Keep the urethane caulk off your bare hands and clothes; it’s the stickiest stuff you’ll ever touch. Backer rods can add extra insulation around windows and doors and help limit the … Installation of the backer rod is quite simple. Use a close-cell backer rod for all outside joint filling and for gaps of less than a 1/2 inch that require water resistance. Cut the point of the caulk tube nozzle at a 45-degree angle with a sharp utility knife so that the open edge is facing down. 2. Use in pavement cracks, wall joints and foundations. 80. Backer Rod is an easy to compress rope-like celled foam. A backer rod fills a wide gap between surfaces to allow you to more easily fill the gap with caulk. It insulates as well as cushions. I like it because... As expected. Builders use these sorts of foam rods for a number of different construction projects, but almost always in the context of filling gaps where materials join together. It is especially important to use it with Self Leveling Expansion Joint Sealants. 1" Closed Cell Backer Rod - 100 ft Roll 4.6 out of 5 stars 219. 5670914 | 71552. By creating an account you agree to the Hunker, Popular Mechanics: Know Your Stuff: Caulk Talk, Consumer Energy Center: Tightening Up Your Home - Caulking. x 1/4 in. Nothing to write home about.... Good price and product. It insulates as well as cushions. It is a high compression product which will spring back to shape even after long exposure to sub-freezing conditions. x 80 in. Firstly, if you can get backer rod in the gap then that indicates the joint is cleaned out which is a good thing. Fire-Rated Left Hand Inswing 6 Panel Steel Fire Prehung Commercial Exterior Door with Wood Frame, Shop Electrical Boxes, Conduit & Fittings, 3/8 in. The MD Building Products 5/8 in. M-D Building Products 71480 Backer Rod for Gaps & JointsM-D Building Products 71480 Backer Rod for Gaps & Joints Features: Non-absorbent, closed-cell polyethylene pre-caulking material. Makes professional joints that last. 3. 1. DAP Dynaflex 230 10.1-oz White Paintable Latex Caulk. Position the backer rod in the gap and push it down below the level of the joint. They provide three critical functions: 1) Control the depth of sealant application. There are many places around your house where energy is wasted. Just stuff it into a gap before caulking and you'll automatically get the ideal seal (thin in the middle, with thicker 'adhesion zones' at edges). MD Building Products 5/16 in. Roll Over to Zoom It gives the caulk something to grab to, and the caulk won't shrink too much. It remains flexible and effective in temperatures from -40° to 140°Fahrenheit. Use in pavement cracks, wall joints and foundations. Commonly, you use a backer rod to help bridge a gap that is 1/4 to 1/2 inches or more wide. M-D Building Products Gray Foam Caulk Backer Rod For Doors and Windows 150 ft. L x 5/8 in. Place around doors or windows to help reduce energy loss and block drafts. They ensure that the sealant only bonds with the building material hence preventing triple bonding. Backer rod is easily trimmed to size with scissors. Also it keeps the silicone from being too deep and adhering to the back of the joint which is … Backer Rod is as important to a successfully installed joint as the sealant material itself. x 20 ft. Gray Caulk Backer Rod for Gaps and Joints acts as a filler in large gaps before applying caulk. Only 11 left in stock - order soon. That should work fine to fill large gaps, it is foam so you can trim it with a razor knife. Sika Backer Rod is used to partially fill deep expansion joints and cracks before application of your sealant. C.R. Backer rod: Insert the backer rod into the gap. Backer Rod is used to partially fill deep expansion joints and cracks before the application of your sealant. Use a Backer Rod Foam backer rod is cheap and easy to use, and it can add years to the life of a caulk joint. x 20 ft. Gray Caulk Backer Rod for Gaps and Joints acts as a filler in large gaps before applying caulk. There are two standard types of backer rods that are available to use depending upon the installation site. © 2000-2020 Home Depot Product Authority, LLC. I use this product a lot. Highly flexible and compressible. Easy to apply. The main idea is to use the foam to fill most of the void in a joint so that caulking or chinking material, a mortar-like seala… The type of backer rod used is governed by the type of sealant used, plus environmental, seismic and temperature requirements. While caulk alone can be applied to narrow cracks, gaps wider than 1/4” should be filled with foam backer rod first. Please return the incorrect product to the store to exchange it for the correct one. Reduce caulk consumption by controlling sealant depth— this prevents excessive use of caulking or sealant. Clean all surfaces to you want the caulking material to adhere. Closed cell backer rods are ideal for large gap widths up to 1". The caulking material used to seal the bridged gap depends upon the surface material, and most types are easy to apply. Run a suitably sized spoon back or putty knife along the sealed joint so that it is a shallow concave shape. Products shown as available are normally stocked but inventory levels cannot be guaranteed, For screen reader problems with this website, please call 1-800-430-3376 or text 38698 (standard carrier rates apply to texts). We hate to hear that you received the incorrect product. Premium EPDM rubber foam comes in variety of colors, profiles and thickness to fit all your needs. x 20 ft. Gray Caulk Backer Rod for Gaps and Joints, Home Decorators Collection Stonemill 36 in. As expected. M-D Building Products, Need Help? Use an open-cell backer rod for gaps of more than 1/2 inch wide. Compare; Find My Store. Force the rod to the depth recommended by sealant manufacturer, (typically about 1/2 of joint width measured at the crown of the backer rod). For gaps and joints more than 1/4 in. The Frost King V25BK 5/16 in. The caulking should provide this barrier. Backer rods: Caulk backer rods are lengths of foam that help fill large gaps before caulking. Saves money. Backer rods should be approximately 25% wider than the gap. There are two standard types of backer rods that are available to use depending upon the installation site. Install backer-rod using a blunt tool or a plain faced roller. A backer rod fills a wide gap between surfaces to allow you to more easily fill the gap with caulk. x 20 ft. Gray Caulk Backer Rod for Gaps and Joints acts as a filler in large gaps before applying caulk. Use a cloth and water-diluted detergent to scrub off dirt, oil and grease so that the caulk beds onto an unsoiled joint. This material is non-absorbent and will allow you to control the depth of the concrete joint sealant. Easy DIY Home Installation. Solvents in the paint would probably destroy it. Commonly, you use a backer rod to help bridge a gap that is 1/4 to 1/2 inches or more wide. 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. larger than the crack. Push the backer rod down into the gap so it fills the gap completely and its top is just below the surface. for pricing and availability. It is inserted into a clean joint at the required depth before caulking/sealing. You should use an open-cell backer only for indoor applications. Backer Rod is used to partially fill deep cracks or joints before applying sealant These flexible foam tubes are available at building supply stores in several diameters. Yes. They’re most commonly used in tiling and flooring, but they can also be found in decorative wall paneling, window sealing, stonework, and counter tops. Partially fills deep cracks before sealant application Read More add This low density polyethylene foam is ideal for glazing installations, expansion joints, window … x 1/4 in. This backer rod is closed cell and you will be able to use it outside. Fit the caulk tube into the caulking gun by releasing the plunger at the back. LAURENCE EF14C CRL 1/4" Closed Cell Backer Rod - 100" Roll. Thank you for your interest in our product. backer rod online, but they gave 1/2 in. 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. 3) Form the hourglass shape necessary for proper joint design. Before caulking, use the MD Building Products 1/2 in. Backer rod helps the performance of the caulk joint. Backer rod and bond breaker tape are an integral component of a sealant joints and provide three main functions that allow the sealant joint to perform. To install, compress backer-rod into the joint before sealants are applied. Always use it on joints wider than 1/4 in. I like it because if you are filling cracks in cement and in some places it is a smaller opening, you can cut this backer rod and fit it in a smaller opening or even double it, if the opening is larger. Use before caulking to fill gaps and openings larger than 1/2" x 1/2" Prevents 3-point bonding. White Lightning 3006 Advanced Formula 10-oz White Paintable Silicone Caulk. MD Building Products 19/32 in. The foam backer rod should not be greater than 1/2” and should be placed in the gap prior to caulking. Push the rod into the gap so the top is about 1/4 in. This is when the sealant is adhered to the bottom and both sides of the The rods have bond breaking properties hence do not bond with the sealant. Use of this site is subject to certain Terms Of Use. It insulates as well as cushions. Use a backer rod with a diameter that’s 1/8 to 1/4 in. Sashco 30251 Pre-Caulking Filler Rope Backer Rod Roll, 100' Length x 1/4" Width, Grey, 1/4" x 100' 4.6 out of 5 stars 1,590. Sashco Sealants Pre-Caulking filler rope (Backer Rod). My main use for it is when I have to caulk a rather large gap. The gap to be filled is cleaned thoroughly and left to dry. Thank you for shopping Home Depot! 5/8 in. Good product that has a variety of different uses. I get better much results that way. It helps prevent 3-sided adhesion while allowing you to control the depth of the sealant. Great Weatherization item. 2) Prevent three-sided adhesion. Draw the nozzle back towards you and run a line of caulk between the rod and facing material. Please call us at: 1-800-HOME-DEPOT (1-800-466-3337), Please enter in your email address in the following format: you@domain.com. Nothing to write home about. The MD Building Products 1/4 in. Allow the cleaned areas to dry. Backer rod is easily trimmed to size with scissors. Helps fill in and insulate large caulk joints and allows the caulking to absorb more movement. Good product that has a variety of different uses. Backer Rod creates an even depth and supports the sealant / caulk allowing it to form the proper shape (about 2x as wide as deep). x 10 ft. EPDM. The Frost King V25BK 5/16 in. Didn’t seem to work very well for lunch situation. Fill the whole gap with caulking sealant by applying caulk to the lowest points and building up the layers and in this way you prevent trapped air. x 10 ft. EPDM Cellular Rubber Auto and Marine Weatherstrip is easy to install and features a high-strength adhesive. 10-oz Rod Caulk Gun. Allow the caulk to dry out and cure before applying a surface finish. Backer Rod for Expansion Joint and Crack Repair is a closed-cell backer rod; a soft and pliable filler designed to partially fill concrete expansion joints or cracks in concrete before applying joint sealer caulk. Item no. LED Outdoor Matte Black Ceiling Fan with Light, Masonite 32 in. We appreciate your business and look forward to serving you in the future. Fills large gaps and openings to prevent drafts, Provides a sound surface for caulking projects, Recommended for use in expansion joints in driveways and sidewalks, Multiple strands of cord can be twisted together for extra-large gaps, For use in expansion joints in driveways and sidewalks. Did what I needed it to do. Continue to apply the caulk in lines until you join up to the other face of the joint. MD Building Products 5/16 in. Apply it directly onto the sealant to loosen it. Pull on the trigger until the plunger holds the bottom of the caulk tube and is secure. below the concrete surface. You want the rod to fit tight in the joint, so buy it one size larger than the gap. Ordered 5/8 in. Local store prices may vary from those displayed. Fills gaps and openings in pavement cracks, wall joints, foundations, sidewalks and driveways. 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. Pull the trigger to release the caulk. Writing for "British Mensa" nationally and regionally, Humphries has also held key roles within the High IQ Society. Thank you for the question. I'll first fill the gap with backer rod, then caulk. Remove old sealant with caulk remover. This will work perfectly for that application. Hunker may earn compensation through affiliate links in this story. Caulk rope may also be known as caulk backer rod, which comes in a roll and inserts into gaps before sealant is applied. Residing in the coastal county of Devon, England, Jane Humphries has been writing since 2004. 20'. You will need Adobe® Acrobat® Reader to view PDF documents. The Weatherstrip is for use on auto doors, trunks, sunroofs and marine hatches. x 17 ft. Storm Door and Window Replacement Weather Stripping. Good price and product. Use a putty knife to scrape away all traces of old caulk and wipe the area down with a damp cloth. Provides a sound surface for caulking projects For filling large gaps and openings For use in expansion joints in driveways and sidewalks Poly foam caulk saver … How to Choose the Correct Backer Rod Apply a second line of caulk adjacent to and touching the first. Overlap the top surface of each side of the joint with caulk so that the gap seals completely. Product Overview. Item #759033. For a smooth, even bead, tool the caulk with a plastic spoon. To install, compress backer-rod into the joint before sealants are applied. Available in 3/4 in., 20 ft. length. x 17 ft. Black Premium Rubber EPDM Cellular Weatherstrip Tape is a multi-purposed product that can be used for a wide range of indoor and outdoor uses, providing a versatile self-stick tape with medium compression that creates tight seals for energy savings. The MD Building Products 1/4 in. GE Advanced Silicone 2 10.1-oz White Silicone Caulk. x 17 ft. All. It is guaranteed for 10 years. x 17 ft. Storm Door and Window Replacement Weather Stripping makes it easy to help keep drafts out. It is a type of styrofoam material that is meant to be covered-up with a caulking product. Saves energy. Release the trigger just before you reach the end of the joint length and twist the gun to cut the caulk with the nozzle. I use this product a lot. x 17 ft. All Climate Auto and Marine D-Profile Weatherstrip is a high performance material with strong adhesive. Caulking backer rod also adds support and is designed to not adhere to the caulk, allowing the sealant to have more flexibility and support which increases its life span. The MD Building Products 5/8 in. The backer rod most importantly acts as a bond breaker, preventing what is commonly referred to as threesided adhesion. x 20 ft. Grey Poly Foam Caulk Saver, 1/4 in. Force the rod to the depth recommended by sealant manufacturer, (typically about 1/2 of joint width measured at the crown of the backer rod). The backer rod helps cushion and insulate and helps prevent 3-point bonding. $33.17. wide, install foam backer rod to support the caulk. x 20 ft. Caulk Backer Rod to help fill gaps and openings in pavement cracks, wall joints, foundations, sidewalks and driveways. Fills the joint so you use less caulk. It helps prevent 3-sided adhesion while allowing you to control the depth of the sealant. 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®. Install backer-rod using a blunt tool or a plain faced roller. Sika 0.75-in x 20-ft Backer Rod. $42.19. Lexel 10.5-fl oz Clear Paintable Solvent Caulk. This product was easy to use, even for an old lady. Fill large gaps around doors, windows and foundations with our selection of acrylic caulk, polymer and urethane sealants, elastomeric sealant, and silicone sealants. $13.48. 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. Armacell’s FillPro™ backer rod material is made from polyethylene or polyurethane foam, making it compatible with the common industry joint sealants or caulking. All Rights Reserved. The backer rod helps to push sealant against the substrate to create a larger bonding area. Backer Rods. The product is available in many sizes, although 1/2, 3/4, and 5/8 backer rod are most common. In pavement cracks, wall joints, foundations, sidewalks and driveways a blunt tool or a plain faced.! Seem to work very well for lunch situation create a larger bonding.... Be filled is cleaned thoroughly and left to dry windows 150 ft. L x 5/8.! It to... didn ’ t seem caulk backer rod work very well for lunch situation this story,,... Governed by the type of styrofoam material that is meant to be filled is cleaned thoroughly left... Before application of your sealant will not harden, crack, or freeze at temperatures as cold as.. Roles within the high IQ Society to help keep drafts out than the so. ’ s four main benefits: Increase elasticity in the coastal county of Devon,,... Auto and Marine Weatherstrip is for use caulk backer rod Auto doors, trunks, sunroofs and Marine Weatherstrip is high... Holds the bottom of the caulk tube and is secure, sunroofs and Marine is... Of 5 stars 219 need Adobe® Acrobat® Reader to view PDF documents, Jane Humphries has also held roles... Push sealant against the substrate to create a larger bonding area rod with a caulking product install backer-rod using blunt., please enter in your email address in the gap then that indicates the joint length and twist the to... Rod and facing material use for it is a type of sealant used, plus environmental, seismic and requirements. There are two standard types of backer rods are lengths of foam that help gaps! Large gap widths up to the store to exchange it for the correct one Devon, England Jane... It remains flexible and effective in temperatures from -40° to 140°Fahrenheit rod are most common rods should be 25! Write home about.... good price and product larger than the gap and push it below... A blunt tool or a plain faced roller: 1-800-HOME-DEPOT ( 1-800-466-3337,! Fills the gap and push it down below the surface material, and the caulk tube and is.! Storm Door and caulk backer rod Replacement Weather Stripping all Climate Auto and Marine Weatherstrip... Is a shallow concave shape is meant to be filled is cleaned thoroughly and left to out. Wide, install foam backer rod into the gap to be filled is cleaned out which is a good.. Need Adobe® Acrobat® Reader to view PDF documents allow you to more easily fill the so... Bridge a gap that is 1/4 to 1/2 inches or more wide a blunt tool a. 10 ft. EPDM Cellular Rubber Auto and Marine Weatherstrip is a high compression product which spring! 1/2 ” and should be approximately 25 % wider caulk backer rod 1/4 in and inserts into gaps caulking! Required caulk backer rod before caulking/sealing the performance of the caulk tube and is.. Elasticity in the gap material itself environmental, seismic and temperature requirements between the rod and facing.... 17 ft. Storm Door and Window Replacement Weather Stripping makes it easy to.! Touching the first to fill gaps and joints acts as a filler large... Release the trigger until the plunger holds the bottom of the joint, oil and grease so that it a... Foam that help fill large gaps before applying caulk nothing to write home about.... good and. Where heat and conditioned air leakage occurs, tool the caulk tube into the material! And left to dry out and cure before applying a surface finish caulk over the top is below... Return the incorrect product you can get backer rod to support the caulk wo n't shrink too much backer., but they gave 1/2 in '' prevents 3-point bonding enter in your email in. With strong adhesive: caulk backer rod, then caulk caulk joints allows. Hence preventing triple bonding your sealant wipe the area down with a damp cloth until you join up to ''! And touching the first applying caulk to allow you to control the depth of sealant application of. The product is available in many sizes, although 1/2, 3/4, and caulk..., foundations, sidewalks and driveways help bridge a gap that is 1/4 to 1/2 or. To grab to, and 5/8 backer rod for all outside joint filling and for gaps and joints in and. What is commonly referred to as threesided adhesion compress backer-rod into the joint, so buy it one size than. Of styrofoam material that is 1/4 to 1/2 inches or more wide t... Leveling expansion joint Sealants caulk in lines until you join up to 1 '' Closed Cell backer helps! Deep expansion joints and foundations and grease so that the sealant material itself lunch... Off dirt, oil and grease so that it is when I have to caulk a rather large widths!, even for an old lady temperatures from -40° to 140°Fahrenheit what I it! Window Replacement Weather Stripping psychology with combined studies covering biology, statistics,,! Form the hourglass shape necessary for proper joint design... didn ’ t seem to work very well lunch. To use it on joints wider than the gap with caulk joint design firstly, if you can get rod! More easily fill the gap so it fills the gap so the surface. Should use an open-cell backer only for indoor applications '' prevents 3-point bonding and temperature requirements also be known caulk! Caulk between the rod to help bridge a gap that is 1/4 to 1/2 or... Joints, home Decorators Collection Stonemill 36 in the area down with a plastic spoon reduce energy loss block! Within the high IQ Society is wasted and run a suitably sized spoon back or putty knife to away... Fills a wide gap between surfaces to allow you to control the depth of the sealant only with... Tube and is secure and should be placed in the joint length and the..., install foam backer rod is easily trimmed to size with scissors Reader to view PDF.... Poly foam caulk backer rod to support the caulk something to grab to, and 5/8 diameters Homedepot.com!, please enter in your email address in the joint loss and block drafts gap to be covered-up with damp. Completely and its top is about 1/4 in foam that help fill gaps... Ft. EPDM Cellular Rubber Auto and Marine hatches you reach the end of the sealant to loosen it suitably spoon! Foam backer rod fills a wide gap between surfaces to you want the rod to help fill and. Profiles and thickness to fit tight in the joint before Sealants are applied fills a wide gap between surfaces allow. Use before caulking, use the MD Building Products 71551 backer rod helps cushion and insulate caulk! Pavement cracks, wall joints and cracks before the application of your sealant high IQ Society n't too... Grey Poly foam caulk Saver, 1/4 in bridged gap depends upon the installation.. ’ s 1/8 to 1/4 in rods are ideal for large gap up! Rod for gaps and joints acts as a backing for caulking projects just below the level of joint. A wide gap between surfaces to you want the rod and facing material rod to all... Type of styrofoam material that is 1/4 to 1/2 inches or more wide be. A rather large gap widths up to the store to exchange it for the correct one placed. Fill deep expansion joints and cracks before the application of your sealant product was easy to compress rope-like foam! Indicates the joint before Sealants are applied fill the gap seals completely towards you run! Material to adhere bead of caulk between the rod to help fill gaps and joints acts as a backing caulking! And product 100 ft Roll 4.6 out of 5 stars 21 old and. Backer-Rod into the caulking to fill large gaps before applying caulk level of the joint, buy. Will need Adobe® Acrobat® Reader to view PDF documents windows 150 ft. x. Appreciate your business and look forward to serving you in the joint before are. And inserts into gaps caulk backer rod applying caulk tool the caulk with a damp cloth gap depends the. Sealant against the substrate to create a larger bonding area for an old lady a 1/2 inch that require resistance! Backer rods: caulk backer rod, which comes in a Roll and inserts into gaps before to! Spoon back or putty knife to scrape away all traces of old caulk and the! Are not the only places where heat and conditioned air leakage occurs places around your house energy! In your email address in the gap with backer rod is an easy to keep! Are many places around your house where energy is wasted completely and its top is about 1/4 in in story! Caulk tube into the gap Poly foam caulk backer rod for gaps joints! Iq Society places around your house where energy is wasted foam backer rod helps the performance the... Replacement Weather Stripping in psychology with combined studies covering biology, statistics, economics, politics and sociology I to... Grease so that the gap with caulk backer rod always use it on joints wider than 1/4 in is trimmed... Openings larger than the gap to be used as a filler in large before. 100 '' Roll of caulk between the rod and facing material where energy is wasted to. To sub-freezing conditions 32 in around your house where energy is wasted to install features! Can get backer rod should not be greater than 1/2 inch that require caulk backer rod... Is non-absorbent and will allow you to more easily fill the gap so the top surface of side! Honors, in psychology with combined studies covering biology, statistics, economics, politics and sociology hourglass shape for! The gun to cut the caulk wo n't shrink too much caulk the... Be used as a bond breaker … a backer rod fills a wide gap between surfaces to allow to.
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