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Oblique Landing Valve (Threaded Inlet)
NAFFCO landing valves are suitable for installation on wet risers in a building for fire fighting purposes, permanently charged with water from a pressurized supply.
The landing valves are oblique type with threaded inlet and are manufactured to comply to BS 5041 Part 1 standard with delivery hose connection and blank cap complying with BS 336:2010 standard.
The landing valves are classified under low pressure and are suitable for use at nominal inlet pressure up to 15 bar.
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Features
- BSI Kitemark approved.
- Body material made of copper alloy to EN 1982
- Hand wheel material made of grey cast iron to BS EN 1561.
- Blank cap material made of copper alloy to EN 1982.
- Possible to replace the gland seal when under pressure with the valve fully closed.
- Disc facing rubber are of replaceable type.
- Valves are provided with a strap and pad lock so that the hand wheel can be secured to counter unauthorized use.
- The hand wheel is BLACK painted and body to RED.
Specifications
| Model Number | NDR 097 |
| Valve Type | Oblique, Threaded Inlet |
| Pressure Rating | Low Pressure Valve |
| Nominal Size | DN 2½" |
| Working Pressure | 15 bar Maximum |
| Test Pressure | Valve Seat Test at 16.5 bar • Body Test at 22.5 bar |
| Water Flow Rate | 8.5 L/S @ 4 bar Outlet Pressure |
