Catalogue

Check valve BASIC CC WATTS

The BASIC CC WATTS valve is an EA anti-pollution check valve equipped with a downstream non-return valve, an upstream integrated ball valve, and four pressure test points on which a drain cock or other device can be installed.
BASIC CC is used for for residential potable drinking water, is suitable for use in all drinking and hot water installations, wherever an EA backflow protection device must be installed.

  • The quality of drinking water is also maintained by preventing the backflow of contaminated water. This is accomplished by placing safety devices in the connection of (hazardous) appliances. The nature of this backflow protection must be adapted to the degree of danger of the device and the substances contained therein.
  • BASIC CC backflow preventer is a compact backflow preventer with a controllable EA check valve and an integrated ball valve, which protects the drinking water network against the backflow of contaminated water up to and including liquid class 2.
  • In addition to the protective device, the BASIC CC backflow prevention unit also includes the necessary peripherals required for proper operation and control, such as a shut-off valve, drainage, monitoring and nanometer connections.
Main advantages

  • EA antipollution protected device controllable for residential potable drinking water
  • Suitable for all potable drinking water and hot water installations
  • Protects the drinking water against the risk of pollution by contaminated water backflow
  • Controllable check valve, usable up to liquid class 1, 2
  • Ready to install - Complete device including non-return valve with integrated ball valve and drain cock → 2 products in 1 device
  • Easy to install in the network - To control, maintain and replace it
Main features
  • Full & Deep range from DN15 up to DN 50
  • Fittings: Male, Female, Swivel, nut, free nut, Compress
  • Plastic insert check valve
  • Compact size
  • Drain optional
  • Red handle optional
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Technical Features

  • Operating pressure: PN10
  • Operating temperature 65°C
  • Peak temperature 90°C during 1 hour /day
DN Product no. WIF Connection
10 149B044125 15 mm Compression
20 149B044127 22 mm Compression
25 149F047926 28 mm Compression



10 149F047922 F/F  ½’
20 149F047924 F/F ¾’
25 149F047927 F/F 1’



10 149F047923 M/M ¾’
20 149F047925 M/M 1’
25 149F047928 M/M 1’1/4



20 149F048946 Swivel 1'/M



32 149F047930 FF 1’1/4
40 149F047932 FF 1’1/2
50 149F047933 F/F 2’
32 149F047931 M/M 1’1/2
40 149F048584 M/M 2’



Drain with pipe connexion  149F049156 1/4”