Plastic Piping Systems for Soil and Waste Discharge - with Noise Reduction Characteristics
This WaterMark Technical Specification sets out the requirements for noise reduction pipes and fittings made of a compound of polypropylene and inert mineral additives.
Noise reduction pipes and fittings are designed for waste and drainage installations and may be used at intermittent operating temperatures up to 95°C.
This specification shall be read in conjunction with AS/NZS 7671 where applicable.
These products require certification to WaterMark level 2.