Half Price Standard Code

Electronic Plumbing Supply System Integrity Protection Devices
standard by International Association of Plumbing and Mechanical Officials, 2019

Freeze Protection Valve
standard by International Association of Plumbing and Mechanical Officials, 2001

Electro-Pneumatic Backwater Prevention Systems
standard by International Association of Plumbing and Mechanical Officials, 2011

Aluminum-Polypropylene Multilayer Piping Systems for Hot- and Cold- Water
standard by International Association of Plumbing and Mechanical Officials, 2007

Specialized ABS and PVC DWV Fittings
standard by International Association of Plumbing and Mechanical Officials, 2014

Composite PEX-AL-PEX Hot and PE-AL-PE Cold Water-Distributions Systems
standard by International Association of Plumbing and Mechanical Officials, 2006

Recirculating Shower Systems
standard by International Association of Plumbing and Mechanical Officials, 2018

Flexible Continuous Wastes for Lavatories and Sinks
standard by International Association of Plumbing and Mechanical Officials, 2018

Performance of Automatic Grease/Oil Removal Devices with Automatic Solids Transfer Feature (GRD-AST)
standard by International Association of Plumbing and Mechanical Officials, 1999

Supply Stops with Integral Water Hammer Arresters
standard by International Association of Plumbing and Mechanical Officials, 2018