Half Price Standard Code

Flexible Expansion Couplings for DWV Stack Applications
standard by International Association of Plumbing and Mechanical Officials, 2019

Ball Valves
standard by International Association of Plumbing and Mechanical Officials, 2013

Gravity Fed Water Distribution Manifolds for Trap Primers
standard by International Association of Plumbing and Mechanical Officials, 2019

Prefabricated Gravity Grease Interceptors
standard by International Association of Plumbing and Mechanical Officials, 2013

IAPMO Guide Criteria for Shower Drains with Integrated Bonding Flanges
standard by International Association of Plumbing and Mechanical Officials, 02/01/2013

Mechanical Cast Iron Closet Flanges
standard by International Association of Plumbing and Mechanical Officials, 2014

Vertical PVC Backwater Preventors
standard by International Association of Plumbing and Mechanical Officials, 2006

Shower and Tub/Shower Enclosures, Bathtubs with Glass Pressure-Sealed Doors, and Shower/Steam Panels
standard by International Association of Plumbing and Mechanical Officials, 06/01/2018

Safety Plates and Plate Straps
standard by International Association of Plumbing and Mechanical Officials, 2019

Airgap Units for Water Conditioning Installation
standard by International Association of Plumbing and Mechanical Officials, 2019