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The Millboard Company Ltd.

The Millboard Company Ltd. appears as a listee in the 2025 OSFM WUI Listed Products Handbook.

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

Product record	Status	Expires
Millboard Envello, Board & Batten+, and Shadow Line+ siding board profiles are made of a r	Listed	2027-06-30
The Millboard Companies Enhanced Grain, nominal 1" x 7"	Listed	2027-06-30

Sources

2025 OSFM WUI Listed Products Handbook — CAL FIRE OSFM (official). Accessed 2026-08-23.