Washington Revised Code Title 64. Real Property and Conveyances § 64.35.335. Warranty on repairs and replacements

(1) All repairs and replacements made under a qualified warranty must be warranted by the qualified warranty against defects in materials and labor until the later of:

(2) All repairs and replacements made under a qualified warranty must be completed in a reasonable manner using materials and labor conforming to the building code and industry standards.