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Gas Regulators

Regulators
All items are manufactured in the UK by BS EN ISO 9002 registered companies.
Appliance/Pilot Regulators

Suitable for domestic appliance and pilot applications. May be installed in horizontal or vertical pipework. Approved to BS EN 88 (Class A Group 2) and meet the essential requirements of the European Gas Appliance Directive (90/396/EEC).

Operating temperature range: -20 °C to 70 °C.
Maximum inlet pressure: 100 mbar (40" wg) above outlet pressure.
Outlet pressure: 5-17.5 mbar (2"-7" wg). The outlet pressure may be easily adjusted by turning the spring loading adjustment screw under the top cap.
Threads: 1/4" and 3/8" BSP parallel female to BS 21 (ISO 7-1).
1/2" BSP taper female to BS 21 (ISO 7-1).

For Natural Gas and LPG.
Part No. Description
Unit Price
  Qty
6287 1/4" F x F regulator (60DJ) £9.39
6288 3/8" F x F regulator (80DJ) £9.79
6289 1/2" F x F regulator (150DJ) £12.67

Domestic Angle Meter Regulators

Angle type regulators designed for low pressure domestic meter applications. Conforms to PRS/3E, and is in accordance with BS EN 88. This product is suitable for installation onto G1.6, G2.5, G4, U6 and E6 meters. Brass meter adaptors and washers must be purchased seperately.
Operating temperature range: -20 °C to 70 °C.
Maximum inlet pressure (Meter application): 75 mbar (30" wg).
Outlet pressure: 12-25 mbar (5"-10" wg).
Maximum flow rate (ref. PRS3): 6 m³/hour (Natural Gas).

The standard unit is supplied with the outlet pressure set and sealed at 21 mbar. Adjustment is possible by breaking the seal and, using a screwdriver, turning the spring load adjuster under the top cap. Threads are BSP taper female to BS 21 (ISO 7-1). For Natural Gas only.
Part No. Description
Unit Price
  Qty
6281 3/4" x 3/4" F x F regulator £8.68

Safe Domestic Meter Regulators With UPSO

These regulators are similar to P/N 6281 with an additional feature, an under pressure cut-off valve. This will close down an installation if the gas pressure drops below the set value. It will automatically reset if the supply is reinstated and all taps and pilot lights are off. If any taps or pilots are on, resetting will not occur.

Outlet Pressures: P/N 6340 set and sealed at 21 mbar.
  P/N 6341 set and sealed at 37 mbar.
UPSO set point: P/N 6340 set at 15 mbar.
  P/N 6341 set at 25 mbar.

Natural Gas or propane only.
Part No. Description
Unit Price
  Qty
6340 3/4" x 3/4" F x F regulator, natural gas, blue £11.59
6341 3/4" x 3/4" F x F regulator, propane gas, blue £11.59

Domestic Meter Regulator for Semi-Concealed Meter Box
Regulator for use in the semi-concealed meter box shown here. Conforms to PRS/3E.
Operating temperature range : -20 °C to 70 °C.
Maximum inlet pressure (meter application) : 75 mbar (30" wg).
Maximum outlet pressure : 25 mbar (10" wg).

Threads to BS 21 (ISO 7). 1 " x 1" 
For Natural Gas Only
Part No. Description
Unit Price
  Qty
10389   £24.59

Commercial/Industrial Regulators
Suitable for a wide range of commercial and industrial applications. May also be used for domestic meter service applications, with inlet pressures up to 75 mbar (30" wg), complying with British Gas specification. May be installed in horizontal or vertical pipelines. Meet the essential requirements of the European Gas Directive (90/396/EEC).
Operating temperature range: -20 °C to 70 °C.
Maximum inlet pressure: 350 mbar (5 p.s.i.).
Outlet pressure: The regulators are supplied as standard fitted with the BLACK springs (P/N 6296 listed below) giving the following outlet pressures: 1/2" and 3/4" regulators; 15-23 mbar (6"-9" wg). 1" regulators; 20-24 mbar (8"-9" wg). If you require a different outlet pressure range, please order the spring you need in addition to the regulator. The outlet pressure may be easily adjusted within the stated range by turning the spring loading adjustment screw under the top cap.
Threads: BSP taper female to BS 21 (ISO 7-1).

For Natural Gas and LPG.
Part No. Description
Unit Price
  Qty
6291 1/2" F x F regulator (J78R) £23.79
6292 3/4" F x F regulator (J78R) £23.96
6293 1" F x F regulator (J78R) £25.17

Commercial/Industrial Regulators Springs
Springs to fit P/N 6291, 6292 and 6293 only. Springs are colour coded as shown in the table below: We do not supply these springs ready fitted to a regulator.
Spring Colour
Outlet pressure ranges for
1/2" and 3/4" regulators
(P/N 6291 and 6292)
Outlet pressure ranges for 1" regulator (P/N 6293)
Yellow
9-17 mbar (4"-7" wg)
13-19 mbar (5"-7" wg )
Black
15-23 mbar (6"-9" wg)
20-24 mbar (8"-9" wg )
Orange
22-31 mbar (9"-12" wg )
27-32 mbar (11"-13" wg )
Brown
31-42 mbar (12"-17" wg )
37-46 mbar (15"-18" wg )
Part No. Description
Unit Price
  Qty
6295 Yellow £1.72
6296 Black £1.72
6297 Orange £1.72
6298 Brown £2.50
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