Armacell FillPro
Armacell offers the most extensive collection of backup (backer rod) materials and the largest range of sizes on the market. Armacell backer rods are available in spools in ¼” to 1 ¼” diameters or 6’ lengths for sizes over 1 ½” diameter. Along with our extensive selection of caulking dispenser guns, CS2 offers everything you need for a wide range of window and door applications.
FillPro Standard Backer Rod

FillPro Standard Backer Rod

FillPro® Standard Backer Rod (formerly ITP Standard) is an extruded round, closed-cell, low density polyethylene foam material with a skin-like outer texture. Standard backer rods are non-absorbent, moisture resistant, flexible and compressible allowing for easy installation in joints as a backup material for sealants.

FillPro Soft Type Backer Rod

FillPro Soft Type Backer Rod

FillPro® Soft Type Backer Rod (formerly ITP Soft Type) is a pliable bi-cellular, open cell core with closed cell skin, polyethylene 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 will not out-gas..

FillPro Open Cell Backer Rod (formerly Tundra Foam)

FillPro Open Cell Backer Rod (formerly Tundra Foam)

FillPro® Open Cell Backer Rod (formerly Tundra Foam) is a pliable open-cell polyurethane 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 adversely adhere to sealant or caulking materials.

FillPro Hot Rod XL Backer Rod

FillPro Hot Rod XL Backer Rod

FillPro® Hot Rod XL Backer Rod (formerly ITP Hot Rod XL) is an extruded round, closed-cell, low-density polyethylene foam material which has been specially crosslinked to withstand temperatures in excess of 400°F (204°C).This material is ideal for hot rubber sealant applications. It is chemically inert and will resist oil, gasoline and most other solvents. The material will not stain, absorb moisture, nor adhere to sealant materials and is non-exuding.

CS2 – Top-Quality Tools and Supplies for All Your Construction Needs

CS2 is your go-to supplier for premium construction and sealing solutions, featuring an extensive inventory of top-notch products. 

From quality cutting solutions, such as Olfa cutting tools, to Armacell backer rod, Dow Chemical silicones, and much more, CS2 provides the tools and materials that meet the highest industry standards. Trust us for excellence in construction supplies. 

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