Half Price Standard Code

ABS Building Drain, Waste and Vent Pipe and Fittings
standard by International Association of Plumbing and Mechanical Officials, 2006

Polyethylene Distribution Boxes
standard by International Association of Plumbing and Mechanical Officials, 1997

Water Closet with Mechanical Trap
standard by International Association of Plumbing and Mechanical Officials, 2007

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

Ballcock or Flushometer Valve Tailpiece Trap Primers and Trap Primer Receptors / Adaptors
standard by International Association of Plumbing and Mechanical Officials, 2011

Design and Installation of Solar Water Heating Systems
standard by International Association of Plumbing and Mechanical Officials, 11/26/2013

DWV Pipe Content Warning Disk
standard by International Association of Plumbing and Mechanical Officials, 2017

Roof Drains with Integral Overflow Drain or Air Vent
standard by International Association of Plumbing and Mechanical Officials, 2012

Vertical Leaching Systems IGC 220-2006 Breathing Air Replenishments Systems (BARS)
standard by International Association of Plumbing and Mechanical Officials, 2005

Copper Wrought Solder-Filled Joint Fittings
standard by International Association of Plumbing and Mechanical Officials, 1998