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5 Year Warranty
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Fig 175 3 Way Vent Cock

5 Year Warranty
Buy Online Price from £197.34 (ex vat)

The NABIC Fig 175 Three Way Vent Cock has been designed for use on vented hot water systems, to ensure there is a permanent connection from the boiler or calorifier to atmosphere.

This valve allows the use of a single common vent pipe and permits continued operation of the system whilst maintenance is carried out on an individual unit

  • Boiler connection permanently open
  • No water loss on change over
  • Dezincification materials
Product Features +

Medium: Hot water

Size Range: DN20 - DN65

Max Pressure: 7 bar

Material: Gunmetal

Temperature: -20 to 100°C

Connection: Female

Pipe Connections

Female end connections BSP to BS EN 10226-1. : Rp 3/4", Rp 1", Rp 1 1/4", Rp 1 1/2", Rp 2", Rp 2 1/2".

Testing

All valves are 100% production tested.

Product Extras

  • DN65 available with flanged boiler and vent connections

Materials

ITEM NO. PART NAME MATERIAL
1 Body BS EN 1982:1999 CB491K
2 Plug BS EN 1982:1999 CB491K
3 Packing Approved Type
4 Stud BS EN 12164:1999 CW609N
5 Gland BS EN 1982:1999 CB491K
6 Nut BS EN 12164:1999 CW609N

 

Dimensional Drawing

Fig 175 Dimensional Drawing

Dimensions & Weights

SIZE DN Rp BSP
Inlet / Outlet
A (mm) B (mm) C (mm) D (mm) WEIGHTS (kg)
20 3/4" 95 38 80 32 1.40
25 1" 108 46 95 35 2.0
32 1 1/4" 127 59 103 43 3.20
40 1 1/2" 146 67 120 54 4.80
50 2" 165 78 146 61 8.20

 

Downloads +
Buy Online +

Fig 175 3 Way Vent Cock

To order these products please call us on +44 (0)1462 443 278. 

Free delivery on orders over £400.

Part Number Size Ex Vat Stock Status More
DN20 £ 197.34 Call us +
3/4" BSPP Boiler, Vent and Drain Connections to BS21
DN25 £ 253.32 Call us +
1" BSPP Boiler, Vent and Drain Connections to BS21
DN32 £ 338.26 Call us +
1.1/4" BSPP Boiler, Vent and Drain Connections to BS21
DN40 £ 425.37 Call us +
1.1/2" BSPP Boiler, Vent and Drain Connections to BS21
DN50 £ 611.81 Call us +
2" BSPP Boiler, Vent and Drain Connections to BS21.

What our customers say

The reason I went to NABIC was because we have to meet certain water regulations. After a chat with Northumbrian Water, they suggested looking into NABIC products as they are WRAS approved and suitable to use on all potable water applications.

I went direct and bought 4 pipe interrupters with next day delivery, which have been installed in our on-site laboratory. My user experience was great and I liked the fact that site has all the necessary specifications and prices easily to hand.

Peter Bauckham - Managing Director, Argos Inspection

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