Jan 14, 2025 · Proper backer rod sizes are determined by the width of the joint and whether the backer rod is closed-cell or open-cell. The backer rod sizes chart below gives the appropriate backer rod sizes for various building joint widths.

Generally the depth of the joint after the Backer Rod is installed is one half the width. Very large and very small joints vary in terms of this depth to width ratio.

Appropriate Backer-Rod Size SIZING CLOSED-CELL BACKER-ROD 1. For joint widths up to 3/4" (19 mm), the diameter of the rod should be 1/8" (3 mm) larger than the width of the joint. 2. For 3/4" (19 mm) wide joints, use 1" (25 mm) diameter rod. SIZING SOFT BACKER-ROD Select a backer-rod diameter that is approximately 25% larger than the width of ...

What Size Backer Rod? Select a Backer Rod diameter that is about 30% larger than the nominal width of the joint (but not less than 10% of the largest gap). See table at the bottom of this page.

Standard Backer Rod is an extruded round, closed cell, low-density polyethylene foam material with skin-like outer texture. It is highly flexible and compressible for easy installation. Standard Backer Rod meets a wide range of chemical resistance. Please call for specific applications and conditions. Density(( ( ( 1.5PCF(( ASTM3D31622 ...

Jul 18, 2022 · Backer rods are an essential backup component in the installation of field-molded sealants and caulks for joints, gaps, voids, grooves, and large cracks. Mainly, they represent a compressible rod-like material which is available in different sizes, shapes, and cellular structure.

LAMBCO® BACKER ROD is available in a number or sizes ranging between 1/4” (0.635-cm) and 4” (10.16-cm) with respective container sizes based on diameter as per the below accompanying chart.

LAMBCO® BACKER ROD is available in a number or sizes ranging between 1/4” (0.635-cm) and 4” (10.16-cm) with respective container sizes based on diameter as per the below accompanying chart. Contact your territory Lambert Corporation Manufacturer’s Representative to discuss further if you have any questions.

View our backer rod manufacturer sizing and application chart. Featuring backer rod manufacturers like Denver Foam, Titan Foam, Mile High Foam, and more. Call DISSCO today for questions or pricing.

Backer Rods are round, flexible lengths of foam that are used as a “backing” in joints or cracks to help control the amount of sealant used or the depth of the sealant in the gap.

Sizes: QUIKRETE® Backer Rod is packaged in 20 ft (6.1 m) lengths. Available in 1” (25 mm) and 3⁄4” (19 mm) diameter. The typical physical properties of QUIKRETE® Backer Rod are listed in Table 1. Joint or opening must be clean, dry and free …

Jointflex® Backer Rod are available in roll lengths for round shapes and available in lengths of 1 metre, 1.5 metre and 2 metre for square sections. Standard diameter sizes are 6mm up to 80mm. Section sizes are as follows: 10mm x 10mm, 15mm x 15mm, 20mm x 20mm and 25mm x 25mm. Custom diameter and section sizes can be easily manufactured to suit. °C

Generally the depth of the joint after the Backer Rod is installed is one half the width. Very large and very small joints vary in terms of this depth to width ratio. Size and lengths per spool are those at times of packaging and may vary with climatic condition after manufacture.

Aug 15, 2019 · Generally the depth of the joint after the Backer Rod is installed is one half the width. Very large and very small joints vary in terms of this depth to width ratio.

the types of backer rod and how to choose the right type for your application. Why use Backer Rods? Backer rods are used as a “backing” material to fill a void, joint, or crack in residential and commercial applications. The primary purpose of backer rods is to: • Control the sealant thickness and amount needed to fill the joint.

Generally, the depth of the joint after the backer rod is installed is one half the width. Very large and very small joints vary in terms of this depth to width ratio. DO NOT PUNCTURE, STRETCH OR OVERLY COMPRESS. ITP Standard Backer Rod is widely available throughout the United States and Canada.

By sealing the joint with an elastic sealant which durably allows max. 25% deformation, the minimal width of the joint is: (100/25) x 2,4 mm = 9,6 mm. Both the correct width and depth of the joint are important. The depth depends on the width and is calculated by using the formula below.

Alcot Plastics Backer Rod is available in a wide variety of diameters and comes in 3 carton sizes. Please see the following chart for details on packaging. Diameter Carton Size Details Recommended Joint Width

By sealing the joint with an elastic sealant which durably allows maximum 25% deformation, the minimal width of the joint is: (100/25) x 2,4 mm = 9,6 mm. . Both the correct width and depth of the joint are important. The depth depends on the width and is calculated by using the formula below.

Apr 27, 2021 · The aim is for backer rods to be situated at a constant depth within the gap, and the depth of the concluding sealant application should be half of the joint’s width. Closed-cell backer rods have a standard practice attached to their use, which is broken down below.