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:
- 5/8″ x 775′ 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