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FSR Treatment, Inc.

FSR Treatment pressure-treats western cedar shakes and shingles for roof applications. Its FSR and FTX lines are evaluated in QAI CERus-1032 and appear in CAL FIRE OSFM category 4150.

Listing health: 2 listed. Soonest expiry: 2027-06-30. Statuses derive from the live program data by a published rule.

Manufacturer site

Product record	Status	Expires
FSR pressure-treated western red cedar shakes and shingles	Listed	2027-06-30
FTX, Thermex, and FSR pressure-treated western red cedar roofing	Listed	2027-06-30

Sources

About FSR Treatment — Fire Smart Roofing / FSR Treatment, Inc. (manufacturer). Accessed 2026-08-25.
QAI CERus-1032 — FTX and FSR fire-retardant-treated shingles and shakes — QAI Laboratories (official). Accessed 2026-08-25.
OSFM Building Materials Listing (live database) — CAL FIRE OSFM (listing-body). Accessed 2026-08-25.