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Enviroshake

Enviroshake manufactures composite shake, shingle, and slate roofing; its Enviroshake composite shake is named in CAL FIRE OSFM listing 4175-2114:0101.

Listing health: 1 listed. Soonest expiry: 2027-06-30. Statuses derive from the live program data by a published rule.

Manufacturer site

Product record	Status	Expires
Enviroshake composite roof shake	Listed	2027-06-30

Sources

OSFM Building Materials Listing (live database) — CAL FIRE OSFM (listing-body). Accessed 2026-08-25.
Enviroshake technical specifications — Enviroshake (manufacturer). Accessed 2026-08-25.