The Silver Fox Series from Fox Blocks is an industrial strength reversible ICF that offers a 20% increase in R-value with no increase in wall thickness.
- EPS foam
- Blocks have six injection molded plastic ties made from polypropylene regrind resin
- Corner block includes a unique corner bracket designed for extra strength
- Straight blocks come in 11-1/4- and 13-1/4-in. widths in 48-in. long with a 6-in. core
- Corner blocks come in 11-1/4-in. wide x 40-in. long with a 6-in. core or 13-1/4-in. wide x 42-in. long with 8-in. core