The manufacturer's equipment and installation specifications must be followed. Other approved standards are acceptable when:
Installed according to the manufacturer's installation instructions; and | |
Approved by a listing or testing agency. |
Wash. Admin. Code § 296-150C-1090
Statutory Authority: RCW 43.22.340, [43.22.]355, [43.22.]360,[43.22.]432 , [43.22.]440 and [43.22.]480. 96-21-146, § 296-150C-1090, filed 10/23/96, effective 11/25/96.