Denver Foam® can withstand the temperature of hot pour sealant in maintenance work. Denver Foam® is an open cell backer rod allowing air to reach both sides of sealant, assuring you the required complete cure. Most of these joints are saw cut and approximately 3/8 wide.

1/2 in. x 4 in. x 5 ft. 2 lb. Expansion Joint Quikrete 1/2 in. x 4 in. x 5 ft. Expansion Quikrete 1/2 in. x 4 in. x 5 ft. Expansion Joint is a joint filler made from resilient cane fibers and is used to prevent damage during expansion and contraction of concrete. This product is weather …

To install, compress backer-rod into the joint before sealants are applied. Install backer-rod using a blunt tool or a plain faced roller. 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). A template or roller gauge may be used to control the depth at ...

Denver Foam® is an open cell backer rod allowing air to reach both sides of sealant, assuring you the required complete cure. Most of these joints are saw cut and approximately 3/8" wide. The design depth keeps the sealant below traffic contact and vacuum lift created by fast moving vehicles.

1-5/8 2" 2" 2-1/2" 2-1/2" 3" 3-1/2" 4" APPLYING BACKER ROD: Joint or opening should be clean and dry and free of all contaminates, loose materials, dry, and free of water or frost. To install, compress backer-rod into the joint before sealants are applied. Install backer-rod using a blunt tool or a plain faced roller.

Flat Backer Rod. 1/4 and 1/2" thick Flat Closed Cell Polyurethane Foam Backer Rod. Available in heights from 3" to 8". Used to create specification expansion joints in concrete slabs. Ideal for tight radius situations like swimming pools, round columns, etc. Click …

CERA-ROD is used in joints or large cracks in Portland cement or asphalt concrete. It provides the correct sealant reservoir configuration, controls joint depth, and prevents sealant run-out through the bottom of the joint. CERA-ROD also acts as a bond breaker to prevent bottom-side sealant adhesion. FEATURES/BENEFITS . Works equally well in ...

Insul-Joint Backer Rod is an extruded, round, closed-cell, low density polyethylene foam material with a skin-like outer texture. It is highly flexible and compressible for easy installation. Brand. Insul Joint. Density. 1.5 PCF. Material type. Polyethylene. Temperature range.

Foam Backer Rod Material 1-1/2″ Foam Rope. $ 55.00 – $ 380.00. A unique, round, continuous-length, compressible foam material that helps ensure proper performance of the sealing system. It has an open-cell structure that allows airflow to speed sealant drying and curing from both the top and bottom. Being hydrophobic, it will not wick water.

FillPro ™ Soft Type Backer Rod (formerly ITP Soft Type) is a pliable bi-cellular PE foam material used for filling irregular joints. It is chemically inert and will resist oil, gasoline and most other solvents. The material will not stain, or adhere to sealant materials and is …

Sika 0.75-in x 20-ft Backer Rod. Sika 3/4 In. Backer Rod is used to partially fill deep expansion joints and cracks before the application of your sealant. It helps prevent 3-sided adhesion while allowing you to control the depth of the sealant.

The backer rod comes in three main types, closed cell, open cell, and a hybrid that has closed outer cells but open interior cells. Each one of these types of backer rod has its own niche that it thrives in. Open cell backer rod is great in terms of application, it is very easy to compress and in can even help facilitate the cure of the sealant

2) backer rod is just round foam material (comes in rolls) that is pushed into a crack to block off the crack at a depth of typically 1-2 times its width, so you do not fill the entire crack with crack filler - as a cost-saving measure.

To install, compress backer-rod into the joint before sealants are applied. Joint or opening should be clean and dry and free of obstructions. Install backer-rod using a blunt probe or a plain faced roller to force the rod to the desired depth. Compress to a depth of about 1/2 of the width measured at the crown of the backer rod.

It's OK to use high-quality caulk on cracks up to about 1/8-inch wide and 1/2-inch deep, but caulk alone should never be used to fill larger gaps. Deep or wide crevices should be lined with foam backer rod first. Use a putty knife to force the flexible backer into the crack until it sits at least 1/4 inch below the surface.

One of these materials is polyethylene foam backer rod. 1/4″ 2.2LB Polyethylene Backer Rod Used in home construction, sidewalks and masonry work, backer rod, or expansion joint filler as it is also known, increases the performance and longevity of every application it …

Denver Foam® is an open cell backer rod allowing air to reach both sides of sealant, assuring you the required complete cure. Most of these joints are saw cut and approximately 3/8" wide. The design depth keeps the sealant below traffic contact and vacuum lift created by fast moving vehicles.

While caulk alone can be applied to narrow cracks, gaps wider than 1/4" should be filled with foam backer rod first. Need a visual guide? Watch the full vide...

Asphalt Crack Backer Rod is designed for the purpose of "Pre-Filling" cracks in asphalt or concrete, that are deeper than 1/2" in depth where a sealant will be applied to the crack over the foam. This reduces the amount of sealer needed and provides a …

Model Number: 52019 Menards ® SKU: 4366402. Product Image 1. Product Image 2. 3/8"W x 20' Long Foam Backer Rod Gap Filler. Product Images. Tap or hover over image to zoom in. Everyday Low Price. $3.98. 11% Mail-In Rebate Good Through 10/30/21.

Spray foam isn't sufficient to fill and seal driveway cracks. Even the black waterproofing stuff sold for ponds will eventually break down under UV. For a deep opening, you can use it like you would a backer rod, to bring the level up so you can put something more robust to fill the top half inch or so.

B. Class II Crack: Joints and cracks which do not require routing or sawing shall be considered Class II cracks. Construction joints on exposed concrete curb pans shall be considered Class II cracks and shall not require backer rod or sawing. Asphalt cracks which have an average opening greater than 3/4" will

The 3/8 in. x 240 in. Backer Rod is ideal for filling gaps. The backer rod is recommended for use in filling large gaps and openings to prevent drafts. The backer rod also provides a sound surface for caulking projects. Recommended for use in expansion joints in driveways and sidewalks. Fills large gaps and openings to prevent drafts.

Backer rod is an essential part of the package of materials you will need for expansion joint repair or expansion joint replacement. Tips and Tricks to use Backer Rod: 1. Always use a backer rod size just bigger than the crack or joint you are trying to repair. 2. If the joint or crack is bigger than the backer rod size you have, you can twist ...

: Pre-Caulking Filler Rope Backer Rod Roll, 100' Length x 1/4" Width, Grey, 1/4" x 100' : Everything Else

Backer rod is important when sealing large gaps. It allows caulk to span a gap without ripping loose. In the example above backer rod is used where the radon pipe enters …

The rod would be prevented from floating because it's stuck in the base layer of sealant. You could also just skip the backer rod. It's simply a convenient filler for the right size gap. You could use exclusively sand as the filler -- just bring the sand up to 1/2" to …

Driveway is concrete. The joint with the house is ~5/8" and the joints running perpendicular are 1/8". Full with foam backer rod and use self-leveling expansion joint product. SL1 self-leveling elastomeric caulk and baker rods if needed. Joint needs to be pretty damn clean.

A backer rod is a cylindrical type of foam used to fill cracks and gaps between building materials. It is used in a wide range of applications including tiling, flooring, window paneling and stoneware among others. In all these applications, it is used for three major purposes.

4" width is perfect for 3/4" to 1-3/4" cracks. Easy to apply and no mess. Stops moisture and dirt from penetrating the crack. Check out the details. QUIK SEAM 8" …

Foam backer rod is a flexible rope that compresses to fill the gap, giving the sealant something to cling to. Use a putty knife to press it tightly into areas too narrow to push in with your fingers. The backer rod should fill the gap and make contact with the concrete on both sides of the gap.