It is required by certain state—

Leo5568 · 2024-02-01 03:35:52Z

It is required by certain state—简介

来源: Leo5568 于 2024-02-01 03:35:52 [档案] [博客] [旧帖] [给我悄悄话] 阅读数 : (411 bytes)

回答: 没见过这玩艺。。查了查原来是这个。。这个如果厨房水池子PTRAP后面有一个VERTICALVENT的话是不需要的。由 borisg 于 2024-02-01 00:10:03

States including California, Washington, Minnesota, and Hawaii have all adopted a dishwasher air gap installation as a mandatory residential plumbing procedure.

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