The WSAA National Product Appraisals program is a voluntary scheme introduced by the Water Services Association of Australia to provide a single coordinated appraisal of a product's conformity to the needs of the urban water businesses. It was developed with industry assistance, and draws on the collective knowledge and experience of the urban water businesses and industry specialists.

Appraisal PA Number Product category Publication date Expiry date
SMS (Sewer Maintenance Shaft) Pty Ltd - Polypropylene (PP) Sewer Maintenance Shafts and Chambers PA 1317 Issue 3 Maintenance Structures
Stockbrands Co Pty Ltd - 4N Mechanical Tapping Bands for DIOD and PE Pipes PA 1018 Issue 4 Tapping Bands
AVK Australia Holding Pty Ltd - Wang Vari-Tap Ductile Iron Tapping Saddle PA 1117 Issue 3 Tapping Bands