(1) A plumbing system and hoses conveying water must be constructed and repaired with approved materials according to law.
(2) A water filter must be made of safe materials.
[Statutory Authority: RCW
43.20.050 and
43.20.145. WSR 21-01-122, § 246-215-05200, filed 12/15/20, effective 3/1/22; WSR 13-03-109, § 246-215-05200, filed 1/17/13, effective 5/1/13.]