Backer Rod foam gap filler
Backer Rod78

Backer Rod – Foam Gap Filler

£0.13£318.30

Backer Rod foam gap filler is extruded closed-cell polyethylene rod developed to be 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 foam gap filler provides a way to fill a deep crevice or gap while maintaining the proper sealant thickness for maximum performance.

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Product Description

Backer Rod foam gap filler is extruded closed-cell polyethylene rod developed to be 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 foam gap filler 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 Mate 2.

  • Closed cell polyethylene
  • Will not absorb water
  • Heat and cold stable.
  • Should be used to assure proper thickness of sealants including Perma-Chink,Energy Seal and Check Mate 2

Sizes 5/8″, 1-1/4″, 1-1/2″, 2″ are also available by special order.

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