DC type pipe interrupter with a permanent atmospheric vent (DZR brass body) incorporating a flow regulator at the inlet and brass shroud. Maximum working pressure 10.0 bar. Cold water use only.

Section:

0014 Backflow Prevention Devices

Section Subtitle:

SCHEDULE 2 - Section 6.2. Type DC - Pipe interrupter with permanent atmosphere vent. The device must be fitted with the lowest point of the air aperture not less than 150mm above the free discharge point, or spillover level of an appliance, and have no valve, flow restrictor or tap on its outlet.

WRAS Approval Number:

2104337

Expiry date:

30/04/2026

Size:

15mm x 22mm compression

Marking:

Marking: Dudley, DN15, CR, DC direction of flow arrow on shroud body.

Installation Requirements:

R001 R165

Model:

Dudley DC pipe interrupter

Manufacturer:

Thomas Dudley Limited

Company Name

Thomas Dudley Limited

Address

Dauntless Works, PO Box 28, New Birmingham Road

Postcode

DY1 4SN

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Range of float operated valves with brass bodies manufactured to BS1212 Part 2 1990. The valves have ½’’ BSP inlets with plastic backnuts, brass or plastic back plates, an up and over type outlet discharge and a brass lever arm. Maximum working pressure 14.0 bar. For use with cold water only.

Section:

2075 Float Operated Inlet Valve

Section Subtitle:

Can be used to achieve a recognised air gap arrangement, providing it meets the appropriate backflow requirements. Suitable for use in a WC suite, provided it forms an arrangement which meets the requirements of Type AUK1 air gap and an appropriate WC performance specification.

WRAS Approval Number:

2107901

Expiry date:

31/07/2026

Note:

Not supplied with a float

Size:

see model

Marking:

The words ‘’Beta BS1212 Part 2’’ is embossed onto the brass body The word ‘’BETA’’ is moulded into the overhead discharge nozzle The word ‘’BETA’’ is embossed or moulded into the front face of the backplate.

Installation Requirements:

R001 R550 R554

Model:

DBL201A Side entry ½” BSP 1 ¼” tail - High pressure seat (Brass back plate). DBL201AX Side entry ½” BSP 1 ¼” tail - High pressure seat (Plastic back plate). DBL201B Side entry ½” BSP 2” tail - High pressure seat (Brass back plate). DBL201C Side entry ½” BSP 3” tail - High pressure seat (Brass back plate). DBL251A Side entry ½” BSP 1 ¼” tail - Low pressure seat (Brass back plate). DBL251B Side entry ½” BSP 2” tail - Low pressure seat (Brass back plate). DBL251C Side entry ½” BSP 3” tail - Low pressure seat (Brass back plate). DBL231A Side entry ½” BSP 1 ¼” tail - Medium pressure seat (Brass back plate).

Manufacturer:

Thomas Dudley Limited

Company Name

Thomas Dudley Limited

Address

Dauntless Works, PO Box 28, New Birmingham Road

Postcode

DY1 4SN

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Range of float operated valves with plastic bodies and either brass or plastic inlet tails of the side or bottom entry type manufactured to BS1212 Part 3 1990. The valves have ½’’ BSP inlets with plastic backnuts, an up and over type outlet discharge and a plastic operating lever adjusted by a screw & lock nut. Maximum working pressure 14.0 bar. For cold water use only.

Section:

2075 Float Operated Inlet Valve

Section Subtitle:

Can be used to achieve a recognised air gap arrangement, providing it meets the appropriate backflow requirements. Suitable for use in a WC suite, provided it forms an arrangement which meets the requirements of Type AUK1 air gap and an appropriate WC performance specification.

WRAS Approval Number:

2107905

Expiry date:

31/07/2026

Note:

Not supplied with a float

Size:

½” BSP side inlet or ½’’ BSP 8” to 10” fixed height pedestal. ½” BSP inlet telescopic (adjustable height 8” to 11½”).

Marking:

The front face of the backplate is marked with the words: ‘’T.DUDLEY BS 1212 PART 3’’ OR ‘’CRONEX BS 1212 PART 3’’ AND ‘’COLD WATER ONLY’’

Installation Requirements:

R001 R280 R550 R554 R560 R562

Proviso:

IRN R560 applies to the bottom entry inlet valves only IRN R562 applies to the telescopic inlet valve only

Model:

Beta+ Side entry (plastic tail). Beta+ Side entry (brass tail). Beta+ 8” to 10” Pedestal (plastic tail). Beta+ Telescopic pedestal (brass tail).

Manufacturer:

Thomas Dudley Limited

Company Name

Thomas Dudley Limited

Address

Dauntless Works, PO Box 28, New Birmingham Road

Postcode

DY1 4SN

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Range of BS1212 Part 3 1990 float operated valves incorporating plastic bodies of either the side or bottom entry type. Maximum working pressure 14.0 bar. For cold water use only.

Section:

2075 Float Operated Inlet Valve

Section Subtitle:

Can be used to achieve a recognised air gap arrangement, providing it meets the appropriate backflow requirements. Suitable for use in a WC suite, provided it forms an arrangement which meets the requirements of Type AUK1 air gap and an appropriate WC performance specification.

WRAS Approval Number:

2107908

Expiry date:

31/07/2026

Note:

Not supplied with a float

Size:

½” BSP Side inlet, ½” BSP Pedestal Bottom Inlet, Heights 8” to 10”

Marking:

‘’T.DUDLEY BS 1212 PART 3’’ OR ‘’CRONEX BS 1212 PART 3’’ AND ‘’COLD WATER ONLY’’

Installation Requirements:

R001 R280 R550 R554 R560

Proviso:

IRN R560 applies to the bottom entry inlet valve only

Model:

401, 401E - Side Entry 451, 451E - 8” to 10” Pedestal Bottom Entry

Manufacturer:

Thomas Dudley Limited

Company Name

Thomas Dudley Limited

Address

Dauntless Works, PO Box 28, New Birmingham Road

Postcode

DY1 4SN

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WC cable operated dual flush drop valves with ABS bodies and silicone seals. The valves incorporate an internal overflow and are operated via a push button assembly for either full or reduced flush. Cold water use only.

Section:

1305 Flushing Mechanisms

Section Subtitle:

WC. Except where specified, flushing valves within this section have only completed a limited number of the performance and endurance tests as stated in the "Regulators Specification for WC suites installed after 1st January 2001". The flush volume of valves within this section have not be verified by test. When installed in combination with a WC cistern and pan, further performance tests will be required.

WRAS Approval Number:

2109914

Expiry date:

30/09/2026

Size:

1½” or 2” BSP outlet.

Marking:

Dudley Water Saving Solutions on top of valve.

Installation Requirements:

R001 R571

Model:

Victoria

Manufacturer:

Thomas Dudley Limited

Company Name

Thomas Dudley Limited

Address

Dauntless Works, PO Box 28, New Birmingham Road

Postcode

DY1 4SN

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Range of urinal flushing mechanisms with a solenoid valve controlling the flow. The valves are controlled via an infra-red sensor. The inlet incorporates a stainless steel strainer and flow regulator. Maximum working pressure 10.0 bar. Cold water use only.

Section:

1307 Flushing Mechanisms

Section Subtitle:

Urinals.

WRAS Approval Number:

2110328

Expiry date:

31/10/2026

Size:

15mm compression

Marking:

Kinetic & Dudley on control unit. Kinetic, Dudley, model No, address, contact details & other tech info on adhesive lebel on control unit rear. Filter side & flow arrow on body.

Installation Requirements:

R001 R075 R120

Model:

PSPKIN327877 PSPKIN327878

Factor:

Thomas Dudley Limited

Company Name

Thomas Dudley Limited

Address

Dauntless Works, PO Box 28, New Birmingham Road

Postcode

DY1 4SN

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