1/2" X 1250' Mile High Foam Standard Box

Mile High Foam®

Mile High Foam® is a premium closed-cell polyethylene backer rod designed to provide exceptional performance as a backing material for elastomeric and other applied caulking sealants. It effectively controls the depth and volume of sealant required, ensuring accurate and cost-efficient application.

Engineered to form the ideal hourglass shape for sealants, Mile High Foam® delivers superior adhesion and cohesion, guaranteeing a durable and long-lasting seal.

This versatile backer rod is also an excellent choice for use in standing seam metal roofing applications, where a reduction in oil-canning is critical. Trusted by contractors and building owners alike, Mile High Foam® enhances the reliability and performance of both roofing and general sealing projects.

Features:

• 1/2" x 1,250' roll
• Multiple uses across several industries.
• Great way to help reduce oil canning in standing seam metal roofs.
• Use for a backer rod to close large gaps before using a sealant in glazing and expansion joint applications.

Physical Properties:

• Density: 1.25-2.0 lbs/ft³; ASTM D-1622
• Out-gassing: >1; ASTM C-1253
• Tensile: 39-50 PSI; ASTM C-1623
• Moisture Absorption: 0.002 g/cm³; ASTM C-1016 – Proc. B
• Temperature Range: -90ºF to +210ºF; ASTM D-5249
• Compression: >90; ASTM D-5249

Specific Uses:

For use in expansion/construction joints in concrete and precast concrete walls, floors, partitions, bridge construction, parking decks, curtain walls, glazing, log home construction, highway construction, and pavement maintenance. Mile High Foam® is compatible with most cold applied sealants.

Additional Resources:

Mile High Foam Information Sheet

Mile High Foam Technical Data Sheet