Does NY code allow for the venting of a kitchen island sink via air admittance valve similar to the one shown here as option 2.
ST. PAUL (CN) - A Minnesota law banning the installation of one-way valves in plumbing venting systems is unconstitutional and based on unsubstantiated safety concerns, a plumbing distributor claims ...
CLEVELAND--(BUSINESS WIRE)--Oatey Company recently added the MODA™ Modular Supply Box System to its line of supply boxes with features unlike anything on the market. MODA™ Supply Boxes feature a ...
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