View Catalogue  
Request Catalogue  

Free Shipping on Orders Over £50


Fig 500L

This valve has been designed primarily for use on unvented hot water heating systems, where a high capacity, emergency steam relief capability is required.

High capacity and resilient PTFE seating, also make it ideal for steam, air and inert gas applications

Features & Benefits

  • Resilient PTFE Seating Design
  • High Degree of Seat Tightness
  • Suitable for hot water, steam and air
  • High discharge capacity
  • Diaphragm protected working parts
  • Safe manual testing
  • Easy inspection & cleaning
  • Pressure setting locked and sealed
  • Padlock available
  • Body material – Gunmetal
  • Available with Viton seat design
  • Sizes from DN20 upwards are available with flanged inlet connections
  • NPT Thread form available on some sizes

Approved and Certified in accordance with

  • Pressure Equipment Directive 92/23/EC (PED)
  • BS EN ISO 4126-1
  • WRAS
  • ISO 9001:2000

Pressure / Temperature Ratings

Max Set PressureMax Temperature
12.5 bar 195°C
Nabic Fig 500L Safety Valve Cross Section
Size
DN
R1
BSP
R2
BSP
A
MM
B
MM
C
MM
D
MM
10 ⅜" ½" 26 21 101
15 ½" ¾" 33 20 120
20 ¾" 1" 39 24 162 28
25 1" 1¼" 45 30 185 30
32 1¼" 1½" 54 36 229 28
40 1½" 2" 64 41 273 32
50 2" 2½" 76 47 303 36
65 2½" 3" 90 60 336 36
 

8 Products

3/8" Fig 500L Safety Valve

Excl. VAT: £134.91

Incl. VAT: £161.89

1/2" Fig 500L Safety Valve

Excl. VAT: £161.70

Incl. VAT: £194.04

3/4" Fig 500L Safety Valve

Excl. VAT: £213.53

Incl. VAT: £256.24

1" Fig 500L Safety Valve

Excl. VAT: £292.86

Incl. VAT: £351.43

1 1/4" Fig 500L Safety Valve

Excl. VAT: £420.19

Incl. VAT: £504.23

1 1/2" Fig 500L Safety Valve

Excl. VAT: £534.92

Incl. VAT: £641.90

2" Fig 500L Safety Valve

Excl. VAT: £796.11

Incl. VAT: £955.33

2 1/2" Fig 500L Safety Valve

Excl. VAT: £1,084.95

Incl. VAT: £1,301.94

Follow Us