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NAFFCO breeching inlets are suitable for installation on dry risers only, in a building for fire fighting purposes, fitted with inlet connection at fire brigade access level and outlet connection at specified points, which is normally dry but capable of being charged with water by pumping from fire service appliances.

The breeching inlets are manufactured to comply with BS 5041 PART-3:1975 standard comprising of male instantaneous connections complying with BS 336:2010, drain valves complying with BS 5154, PN16 rated and non-return valves.

The breeching inlets and its fittings are suitable for a normal working pressure of 10 bar.


Model No.NWR 115 & NWRX 115
Inlet Connection4 Nos. Male Instantaneous Connector Complying to BS 336
Pressure RatingNormal Working Pressure of 10 Bar
Nominal Size150 mm Ranged Outlet
Test Pressure20 Bar
Flange DrillingBS 4504 Part : 2 : 1974 Table : 16/21


  • BSI Kitemark & LPCB certified
  • Body material made of spheroidal graphite cast iron (Ductile Iron) to BS 1563:2011
  • Inlet connection and non-return valves material made of copper alloy to BS 12163:2011
  • Each inlet connection is fitted with non-return valve and of spring loaded mushroom type
  • Each breeching inlet is painted RED internally and externally