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Combination Boiler Feed Valve with union press fitting connections

SKU: NK300S-100UP

Pro Brand Logo

Combination Boiler Feed Valve with union press fitting connections

SKU: NK300S-100UP

Filling combination valve that contains an integrated pressure reducing valve, strainer, double check backflow preventer with air vent.

Pro Brand Logo

Combination Boiler Feed Valve with union press fitting connections

SKU: NK300S-100UP

Product overview

The refilling combination serves filling and refilling of closed heating systems according to DIN EN 12828:2014-07. It can be connected in accordance with EN 1717:2000 permanently with the drinking water supply. The refilling combination combines a BA type backflow preventer, pressure reducing valve and two ball valves in one appliance. The unit consists of all needed devices for refilling a heating installation according to conforming standards are contained.

  • Permanent connection with the drinking water supply in accordance with EN 1717 by hose line or piping is possible
  • Optimal protection of the drinking water supply system
  • Pressure reducing valve with inlet pressure balancing - inlet pressure fluctuation does not influence the outlet pressure
  • Outlet pressure adjustable and directly visible on the pressure gauge
  • Low maintenance effort - cartridge insert and valve insert are completely replaceable
  • Meets KTW/ W270 regulations for drinking water

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