Specify Fullback^®

CSI Specifications

The Fullback Thermal Support System, manufactured by Progressive Foam Technologies Inc., is a computer-designed contoured foam underlayment. There is a Fullback profile to fit and fill out every profile of vinyl siding available in the market.

Together with leading vinyl siding manufacturers, a siding system, which includes Fullback, provides owners with a strong, impact-resistant building barrier and improves the wall’s insulating value.

As an ENERGY STAR^® partner, Progressive Foam Technologies' flagship product, the Fullback Thermal Support System, along with other EPS products produced by Progressive Foam, are ENERGY STAR qualified products as part of the Home Sealing effort.

Fullback is UL Classified.

Progressive Foam Technologies is a member of the Vinyl Siding Institute.

Progressive Foam Technologies is a PATH partner.

This page includes a CSI formatted specification section, for use by architects and designers who wish to specify Fullback on their projects. It is intended to be used to supplement a separate vinyl siding specification.