FIG_256B_Pipe_Interrupter_Nabic_RedBG_v1.jpg
FIG_256B_Pipe_Interrupter_Nabic_RedBG_v1.jpg FIG_256B_Pipe_Interrupter_Nabic_RedBG_v2.jpg FIG_256B_Pipe_Interrupter_Nabic_RedBG_v3.jpg

Fig 256B Pipe Interrupter

NABIC Fig 256B pipe interrupter is classified as a type DB device suitable for protecting up to fluid category 4.

This device has a moving element which seals the ventilation gaps during normal flow conditions. When negative pressures occur on the inlet side which could cause siphonage, the membrane retracts seals the flow ports and simultaneously vents the outlet side of the pipe interrupter.

  • WRAS approval to be used on all potable water applications
  • O Rings EPDM
  • In compliance with: BS EN1717 & BS EN 806-5
Product Features +

Medium: Water

Size Range: DN10 - DN20

Pressure: 0.5 to 10 bar

Material: Chrome Plated Brass

Temperature: -20 to 60°C

Connection: Male inlet and outlet

Pipe Connections

Male BSP inlet and outlet connections: G3/8", G1/2" and G3/4" to ISO228A. DN15 and DN20 female connections G1/2" and G3/4" to ISO228

Testing

All valves are 100% production tested.

Product Extras

  • Female inlet connection available on DN15 and 20

Materials

ITEM NO. PART NAME MATERIALS
1 Body Material Brass
2 Internals Plastic
3 Membrane EPDM

 

Dimensional Drawings

Dimensions & Weights

SIZE DN BSP
G
L D Kv
10M 3/8" 89 29 0.26
15M 1/2" 89 29 0.26
20M 3/4" 90 29 0.61
15F 1/2" 82 29 0.26
20F 3/4" 68 29 0.61

 

Downloads +
Buy Online +

Fig 256B Pipe Interrupter

  • Online ordering is only available in the UK and Northern Ireland
  • Orders placed before 2pm Monday to Thursday will be delivered next working day
  • Orders placed before 10am on Fridays will be delivered on Monday
  • Customers can order up to 5 of any one product line. For larger orders please call us on 01462 443 278
  • Order over £400 for Free Next Day Delivery

View Delivery, Returns & Refunds Details

 

Part Number Size Ex Vat Stock Status More
DN10 £ 48.49 In stock +
G 3/8" Male Inlet and Outlet to BS EN ISO 228-1. Suitable for protecting up to fluid class 4
DN15 £ 48.86 In stock +
G 1/2" Female Inlet and Male Outlet to BS EN ISO 228-1. Low flow. Suitable for protecting up to fluid class 4
DN15 £ 49.30 In stock +
G 1/2" Male Inlet and Outlet to BS EN ISO 228-1. Low flow. Suitable for protecting up to fluid class 4
DN20 £ 51.42 In stock +
G 3/4" Female Inlet and Male Outlet to BS EN ISO 228-1. Suitable for protecting up to fluid class 4
DN20 £ 51.42 In stock +
G 3/4" Male Inlet and Outlet to BS EN ISO 228-1. Suitable for protecting up to fluid class 4

Price £48.49

You must select a value for all options provided.

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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