1/2″ X 1250′ Mile High Foam Standard Box – Standing Seam Backer Rod

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