WELS Lab

Water Efficiency Testing (Shower)

Hand held and fixed shower heads can be tested in accordance with AS/NZS6400 and subsequently to AS/NZS3662 which include the following aspects.

  • Nominal water flow rate
  • Water flow regulation
  • Spray temperature drop
  • Spray pattern
  • High and low pressure testing

 


Water Efficiency Testing (Tapware)

Plastic and metal bodied tapware can be tested in accordance with AS/NZS6400 and subsequently to AS/NZS3718 which include the following aspects.

  • Hydraulic strength tests
  • Water tightness (High pressure)
  • Nominal flow rate tests
  • Torque tests of fabricated joints and body
  • Endurance testing

 


Water Efficiency Testing (Lavatory)

Ceramic and metallic lavatories can be tested in accordance with AS/NZS6400 and subsequently to AS1172.1 and AS1172.2 which include the following aspects.

  • Full and partial flush discharge test
  • Solid discharge testing
  • Leakage and capacity tests
  • Splash testing
  • Wetting testing
  • Reduced flush liquid contamination tests
  • Flush performance

 


Water Efficiency Testing (Urinal)

Ceramic and metallic urinals can be tested in accordance with AS/NZS6400 and subsequently to AS3982 which include the following aspects.

  • Flushing tests for slab and stall urinals
  • Flush testing of single stall wall hung urinals
  • Splash testing

Be aware that the regulatory requirements for plumbing equipment in New Zealand and Australia are quite different in many respects although based on the same initial standards; Spectrum Laboratories offers its clients a cost effective testing for the New Zealand and Australian market requirements.  Spectrum Laboratories subcontracts the Watermark approval.

Further information can be obtained from the Ministry for the Environment website at; www.mfe.govt.nz or www.climatechange.govt.nz

 


The following are a collection of important often difficult to find resources found on the internet.

These are offered freely to assist in your understanding of the various aspects of testing and ongoing product compliance.

The Wels Scheme explained (Ministry for the Enviroment)

http://www.mfe.govt.nz/fresh-water/tools-and-guidelines/water-efficiency-labelling-scheme

BrandFM – Register and download WELS labels

http://wels.brandfm.com/home/welcome



Unit 1/25 Highbrook Drive, East Tamaki, Auckland

(09) 271 1616