Welcome to Backer Rod Manufacturing!

Welcome to Backer Rod Manufacturing... one of the largest manufacturers of backer rod materials in the world. We are experts in the specialty caulking field, providing backing for elastomeric and other applied sealants to the worldwide construction market. No other company manufactures and supplies backer rod products that are able to withstand temperature variations from -60º F to over 2000º F.

We serve customers in the construction industry with specific
applications in expansion/construction joints to include:

  • highway construction and maintenance
  • log homes
  • parking decks
  • buildings requiring structural fireproofing
  • fire rated for 1, 2, 3 and 4 hours construction (ASTME 119)
  • seismic movement (ASTME 1399)

Backer Rod offers five distinct products for use in construction joints: Denver Foam®, Titan Foam, Mile High Foam®, Mile High Foam XL™ and Ultra Block®. The type of backer rod used is governed by the type of sealant used, plus environmental, seismic and temperature requirements. Backer Rod Manufacturing is proud to market our products through authorized distributors and select OEM customers around the world.

Denver Foam Open Cell Polyurethane

Denver Foam®

Open Cell Polyurethane

Titan Foam Bi-Cellular Soft Cell Polyethylene

Titan Foam™

Bi-Cellular Soft Cell Polyethylene

Mile High Closed Cell Polyethylene

Mile High Foam®

Closed Cell Polyethylene

Mile High XL Cross-Linked Closed Cell Polyethylene

Mile High Foam XL™

Cross-Linked Closed Cell Polyethylene

Ultrablock Construction Joint Fire-Stopping Systems

Ultra Block®

Construction Joint Fire-Stopping Systems

©2020 The Bay Family of Companies.