Special notes

Suitable for use with handrinse basins in public areas and Doc M. Satisfies DDA requirements. Meets the requirements laid out in HTM 64, HTM 04. Single easy use lever operates on/off and temperature control. Eliminates the need for premixed water. Suitable for high and low pressure systems.To ensure system hygiene and user safety the water flow always commences from cold. Traditional backnut fixing for added security. Fits into a standard pillar tap hole. Flow rate stays constant even when temperature setting is changed (providing supply pressure is 1.0 bar or higher). Flow rate limited to a practical economic level irrespective of supply pressure for suitability with high pressure supplies. Thermostatically set to 41°C with single lever to control flow of water. Durable and easy to clean finish. Supplied complete with strainer/check valves and flow limiters. Serviceable from above the basin (once supplies are isolated). Cartridge based system for easy servicing/repair. Regulated to 5 litres per minute maximun. Alternative low pressure outlet option supplied. Unregulated flow rate 5 litres per minute at 0.3 bar.


A range of compact water saving vandal resistant lever operated brassware. Includes additional water saving anti-vandal outlet nozzle. Laminar flow with maximum 5 litre per minute.

  • Commercial use
  • Anti-vandal laminar flow nozzle
  • Copper tube inlet option
  • DDA compliant
  • Water saving


  1. A4131(AA)

    Contour 21 washbasin mixer thermostatic 1 hole, single sequential long lever, flexible tails


Chrome Plated Brass


  1. A4131 2.70 KG

Finish key

  1. enlarge (AA) Chromium plated

Flow rates

4.7 Litres per minute @ 3 bar pressure


Conforms to HTM64 (2006), HTM04 and DocM. TMV 3 Thermostatic Mixing Valve approved.

Alternate options

  1. Default configuration

    1. A4169(AA)

      Contour 21 washbasin mixer thermostatic 1 hole, single sequential long lever, copper tails


Download all CAD files
A4131 Contour 21 Washbasin Mixer Therm. Single Lever Sequential Flexible Tails View Size Format
Left 101.0Kb DWG Download

BIM, Revit and 3D PDF

Download all CAD files
Product File type Size Format
A4131 BIM 892.0Kb RFA Download
A4169 BIM 912.0Kb RFA Download

Supporting Documents

Download all Documents
Product File type Size Format
A4131 Data Sheet 169.3Kb PDF View Download
A4169 Data Sheet 384.7Kb PDF View Download
A4131 Installation Guide 460.0Kb PDF View Download
A4131 Installation Guide 232.5Kb PDF View Download
A4131 Product certificate 166.1Kb PDF View Download
View larger image Contour 21 Thermostatic Sequential Basin Mixer
This image is for illustrative purposes only

Frequently used applications

  • Education Education
  • Factory Factory
  • General Healthcare General Healthcare
  • Hotels Hotels
  • Office Office
  • Public Building Public Building
  • Pubs and Clubs Pubs and Clubs
  • Retail Retail
  • Sports and Leisure Sports and Leisure
  • Vandal Risk Vandal Risk


  • Water Saving Water Saving