(Effective until March 15, 2024)
Chapter 14—Solar 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 March 15, 2024)
Reserved.
[Statutory Authority: RCW
19.27.031 and
19.27.074. WSR 23-02-055, 23-12-106, and 23-20-025, § 51-52-1400, filed 1/3/23, 6/7/23, and 9/25/23, effective 3/15/24; WSR 20-03-041, § 51-52-1400, filed 1/8/20, effective 7/1/20.]