Backer Rod, 3/8" Roll (1,800 feet) 8 Ounce then only as required

then only as required

If desired

Enhances Wood Grain

Backer Rod is extruded closed-cell polyethylene rod that is used in cracks

Armor-Guard is a concentrated borate powder wood preservative that is effective at inhibiting wood rot and pests such as termite

Backer Rod, 3/8" Roll (1,800 feet) 8 Ounce then only as required1 4" Roll (3,200 feet) Backer Rod is extruded closed cell polyethylene rod that is used in cracks, checks and gaps before filling them with sealants such as Perma Chink, Energy Seal and Check Mate 2. Caulk joints should not be more than 3 8 thick and Backer Rod provides a way to fill a deep crevice or gap while maintaining the proper sealant thickness for maximum performance. Backer Rod should also be used in checks over 1 4 wide before applying Check