Connection kit for 1” circulating pumps

Connection kit  for 1” circulating pumps

The connection kit for 1”  circulators is composed of:


  • Flanged ball valve provided with insulation T-handle.
  • Circulating pump with press-cable (for the models with it).
  • Flanged ball valve supplied with in-handle thermometer (coded red, range 0°C-120°C) and built-in check valve 20 mbar (with air vent device) with external adjustment control.
  • 2 pcs of set 1”1/2 nut and gasket.




  • Flanged ball valve with non return valve 20 mbar (which can be excluded by rotating the handle by 45°) supplied with in-handle thermometer (coded blue; 0°C-120°C).
  • Set 1”1/2 nut, gasket and male x female adapter.

PN 10. Max Temperature 110°C.

External connections: 1” or 1”1/4 Female.


Available circulating pumps:

Wilo Star RS 25/6 (W6)
Grundfos UPSO 25-65 (G60)
Wilo Star RSG 25/8 (RSG8)
Wilo Stratos Pico 25/1-6 (P6)
Code 1”: 10355-ISO  -  with circulating pump: 10355-ISO-(W6/G60/RSG8/P6)
Code 1”1/4: 10455-ISO  -  with circulating pump: 10455-ISO-(W6/G60/RSG8/P6)

  • Model: 10355 / 10455