(Effective until July 1, 2023)

PDFWAC 51-52-1400

Chapter 14Solar thermal systems.

1402.8.1.2 Rooftop-mounted solar thermal collectors and systems. The roof shall be constructed to support the loads imposed by roof-mounted solar collectors. Where mounted on or above the roof covering, the collector array, mounting systems and their attachments to the roof shall be constructed of noncombustible materials or fire-retardant-treated wood conforming to the International Building Code to the extent required for the type of roof construction of the building to which the collectors are accessory.
[Statutory Authority: RCW 19.27.031 and 19.27.074. WSR 20-03-041, § 51-52-1400, filed 1/8/20, effective 7/1/20.]
(Effective July 1, 2023)

PDFWAC 51-52-1400

Reserved.

[Statutory Authority: RCW 19.27.031 and 19.27.074. WSR 23-02-055, § 51-52-1400, filed 1/3/23, effective 7/1/23; WSR 20-03-041, § 51-52-1400, filed 1/8/20, effective 7/1/20.]