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 the service appliances. The Breeching inlets are manufactured to comply BS 5041 Part-3: 1975 standard comprising of Male Instantaneous connections complying with BS 336:1989, drain valves PN16 rated and non-return valves.
Specification:
Standard Certificate to BS 5041-3 Approve by BSI
Body Ductile Cast iron
Drain valve 1’’ gate valve BS 5154
Non – return Test 1.7 bar .
Inlet Copper alloy to male instantaneous coupling with NRV to BS 336
Outlet 4’’ flange for 2-way,6’’ flange for 4-way .
Blank cap Plastics or Rubber
Surface Red or yellow painting Test pressure 30 bar Working pressure 20 bar