533 series of in-line, manually adjustable pressure reducing valves (DZR brass or brushed chrome plated DZR brass bodies) incorporating a stainless-steel strainer. All models except 533159 are supplied with a pressure gauge. Models with compression connection are for use with copper tube (manufactured to BS EN 1057). Maximum supply pressure 16.0 bar. Outlet pressures between 1.0 – 6.0 bar. Maximum operating temperature 40°C.

Section:

2200 Valves

Section Subtitle:

Pressure reducing.

WRAS Approval Number:

241204703

Basis of Compliance:

Tested to regulators Specification Test Code Sheets

Size:

Please refer to model.

Marking:

Caleffi or Caleffi logo, flow arrow and CR on body. Caleffi and product info on cap.

Installation Requirements:

R001 R120

Expiry date:

31/12/2029

Model:

533159: 22mm compression x ¾” captive nut. 533461: 1” BSP (F). 533641: 15mm compression. 533651: 22mm compression. 533741: 15mm compression. 533751: 22mm compression. 533841: 15mm compression. 533851: 15mm compression. Model added April 2025 533643 CST: 15mm compression

Approval Holder:

Caleffi S.p.A

Company Name

Caleffi S.p.A

Address

Strada Regionale 229 n. 25 Fontaneto d'Agogna (NO)

Postcode

28010

Country

Italy

Phone

+39 0322 8491

General Email

gary.perry@caleffi.com

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Manufacturer:

Caleffi S.p.A

Company Name

Caleffi S.p.A

Address

Strada Regionale 229 n. 25 Fontaneto d'Agogna (NO)

Postcode

28010

Country

Italy

Phone

+39 0322 8491

General Email

gary.perry@caleffi.com

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Range of adjustable, in-line pressure reducing valves with DZR brass bodies, incorporating a spring loaded EPDM diaphragm and a gauge port. The products incorporate an integral stainless steel strainer. The outlet pressure range is adjustable between 1.0 and 6.0 bar. Maximum inlet supply pressure 16.0 bar.

Non-metallic materials and components comply with BS6920 at 40°C

Section:

2200 Valves

Section Subtitle:

Pressure reducing.

WRAS Approval Number:

2306367

Size:

Please refer to model.

Marking:

Cla-Val and Series 80451 on cap. Caleffi, size, CR & flow arrow on body.

Installation Requirements:

R001 R120

Expiry date:

30/06/2028

Model:

80451-3: ½" BSP (M), 80451-4: ¾" BSP (M), 80451-6: 1" BSP (M), 80451-7: 1¼" BSP (M), 80451-8: 1½" BSP (M) & 80451-9: 2" BSP (M).

Approval Holder:

Cla-Val UK Ltd.

Company Name

Cla-Val UK Ltd.

Address

Dainton House 107 Goods Station Road Tunbridge Wells

Postcode

TN1 2DR

Country

United Kingdom

Phone

01892 514400

General Email

liam.kent@cla-val.co.uk

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Range of spherical valves with a brass body and PTFE seats. The products incorporate a lever or butterfly type handles. Maximum working pressure 30.0 bar. Maximum operating temperature 85°C.

Section:

2260 Valves

Section Subtitle:

Spherical, metal.

WRAS Approval Number:

240908012

Basis of Compliance:

Tested to regulators Specification Test Code Sheets

Size:

BSP (see models).

Marking:

Existing models: ‘MT’ (registered trademark of BUSINESS KEY, S.L.), size, PN rating and flow arrow cast into the body. MT and WRAS Approved Product on lever. Models added November 2024: ‘MT’ (registered trademark of BUSINESS KEY, S.L.), size, PN rating and flow arrow on body.

Installation Requirements:

R001

Expiry date:

30/09/2029

Model:

4295-008, Red S.S handle, FxF 1/4’’, 4295-010, Red S.S handle, FxF 3/8’’, 4295-015, Red S.S handle, FxF 1/2’’, 4295-020, Red S.S handle, FxF 3/4’’, 4295-025, Red S.S handle, FxF 1’’, 4295-032, Red S.S handle, FxF 1-1/4’’, 4295-040, Red S.S handle, FxF 1-1/2’’, 4295-050, Red S.S handle, FxF 2’’. 42952-008, Blue S.S handle, FxF 1/4’’, 42952-010, Blue S.S handle, FxF 3/8’’, 42952-015, Blue S.S handle, FxF 1/2’’, 42952-020, Blue S.S handle, FxF 3/4’’, 42952-025, Blue S.S handle, FxF 1’’, 42952-032, Blue S.S handle, FxF 1-1/4’’, 42952-040, Blue S.S handle, FxF 1-1/2’’, 42952-050, Blue S.S handle, FxF 2’’. 4102-010, Red Butterfly handle, FxF 3/8’’, 4102-015, Red Butterfly handle, FxF 1/2’’, 4102-020, Red Butterfly handle, FxF 3/4’’, 4102-025, Red Butterfly handle, FxF 1’’. 41022-010, Blue Butterfly handle, FxF 3/8’’, 41022-015, Blue Butterfly handle, FxF 1/2’’, 41022-020, Blue Butterfly handle, FxF 3/4’’, 41022-025, Blue Butterfly handle, FxF 1’’. 4097-010, Red S.S handle, FxM 3/8’’, 4097-015, Red S.S handle, FxM 1/2’’, 4097-020, Red S.S handle, FxM 3/4’’, 4097-025, Red S.S handle, FxM 1’’, 4097-032, Red S.S handle, FxM 1-1/4’’, 4097-040, Red S.S handle, FxM 1-1/2’’, 4097-050, Red S.S handle, FxM 2’’. 40972-010, Blue S.S handle, FxM 3/8’’, 40972-015, Blue S.S handle, FxM 1/2’’, 40972-020, Blue S.S handle, FxM 3/4’’, 40972-025, Blue S.S handle, FxM 1’’, 40972-032, Blue S.S handle, FxM 1-1/4’’, 40972-040, Blue S.S handle, FxM 1-1/2’’, 40972-050, Blue S.S handle, FxM 2’’. 4103-008, Red Butterfly handle, FxM 1/4’’, 4103-010, Red Butterfly handle, FxM 3/8’’, 4103-015, Red Butterfly handle, FxM 1/2’’, 4103-020, Red Butterfly handle, FxM 3/4’’, 4103-025, Red Butterfly handle, FxM 1’’. 41032-008, Blue Butterfly handle, FxM 1/4’’, 41032-010, Blue Butterfly handle, FxM 3/8’’, 41032-015, Blue Butterfly handle, FxM 1/2’’, 41032-020, Blue Butterfly handle, FxM 3/4’’, 41032-025, Blue Butterfly handle, FxM 1’’. 4098-015, Red S.S handle, MxM 1/2’’, 4098-020, Red S.S handle, MxM 3/4’’, 4098-025, Red S.S handle, MxM 1’’, 4098-032, Red S.S handle, MxM 1-1/4’’, 4098-040, Red S.S handle, MxM 1-1/2’’, 4098-050, Red S.S handle, MxM 2’’. 40982-015, Blue S.S handle, MxM 1/2’’, 40982-020, Blue S.S handle, MxM 3/4’’, 40982-025, Blue S.S handle, MxM 1’’, 40982-032, Blue S.S handle, MxM 1-1/4’’, 40982-040, Blue S.S handle, MxM 1-1/2’’, 40982-050, Blue S.S handle, MxM 2’’. 4106-015, Blue Butterfly handle, FxM 1/2’’, 4106-032, Blue Butterfly handle, FxM 1-1/4’’. 41062-015, Red Butterfly handle, FxM 1/2’’, 41062-032, Red Butterfly handle, FxM 1-1/4’’. Models added November 2024: 4295-065, Red S.S handle, FxF 2-1/2", 4295-080, Red S.S handle, FxF 3", 4295-100, Red S.S handle, FxF 4". 42952-065, Blue S.S handle, FxF 2-1/2", 42952-080, Blue S.S handle, FxF 3", 42952-100, Blue S.S handle, FxF 4". 4106-020, Blue Butterfly handle, FxM 3/4", 4106-025, Blue Butterfly handle, FxM 1", 4106-040, Blue S.S handle, FxM 1-1/2", 4106-050, Blue S.S handle, FxM 2". 41062-020, Red Butterfly handle, FxM 3/4", 41062-025, Red Butterfly handle, FxM 1", 41062-040, Red S.S handle, FxM 1-1/2", 41062-050, Red S.S handle, FxM 2".

Product Images

Manufacturer:

Business Key, S.L.

Company Name

Business Key, S.L.

Address

Poligono Industrial Camps d’En Ricart Carrer Comerç, 10 naves 4-9 08780 Pallejà (Barcelona)

Country

Spain

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Range of lever or butterfly operated spherical valves with brushed chromium plated brass bodies, chromium plated brass ball and PTFE seat. Maximum working pressure model K656: ¼” to ½” = 64.0 bar, ¾” to 1¼” = 50.0 bar, 1½” to 2” = 40.0 bar, 2½” to 4” = 25.0 bar. Model K6566 model: ¼” to ⅜” = 64.0 bar, ¾” to 1¼” = 50.0 bar, 1½” to 2” = 40.0 bar, 2½” to 4” = 25.0 bar. Models K8912 , K8913 & K6568 models: ¼” to ⅜” = 64.0 bar. Maximum operating temperature 99°C.

Section:

2260 Valves

Section Subtitle:

Spherical, metal.

WRAS Approval Number:

240902071

Basis of Compliance:

Tested to regulators Specification Test Code Sheets

Size:

See Model list

Marking:

RB logo, Size, Pressure, material and other information on body

Installation Requirements:

R001

Expiry date:

30/09/2029

Model:

K8912 from ¼” to 3/8” A numerical digit is added to the end of the model to indicate size; 1 = 8mm. 2 = 10mm. - ¼” to ⅜” BSP (F) inlet/outlet (Steel handle). K8912 from ¼” to 3/8” A numerical digit is added to the end of the model to indicate size; 1 = 8mm. 2 = 10mm. K8913 from ¼” to 3/8” A numerical digit is added to the end of the model to indicate size; 1 = 8mm. 2 = 10mm. K6568 from ¼” to 3/8” A numerical digit is added to the end of the model to indicate size; 1 = 8mm. 2 = 10mm. K6566 from ¼” to 3/8” A numerical digit is added to the end of the model to indicate size; 1 = 8mm. 2 = 10mm. K656 from 2”1/2 to 4” Two numerical digits are added to the end of the model to indicate size; 69 = 65mm. 70 = 80mm. 71= 100mm. K66020 JET BBV21R RED LEVERBSPPBALLVALVE 65 Jet BBV21EXT extended spindle bspp ball valve K65731 8mm K65732 10mm K65733 15mm K65734 20mm K65735 25mm K65736 32mm K65737 40mm K65738 50mm K65739 65mm K65740 80mm K65741 100mm Jet BBV21LL locking lever operated bspp ball valve K65751 8mm K65752 10mm K65753 15mm K65754 20mm K65755 25mm K65756 32mm K65757 40mm K65758 50mm

Approval Holder:

Wolseley UK

Company Name

Wolseley UK

Address

2 Kingmaker Court Warwick Technology Park Warwick

Postcode

CV34 6DY

Country

United Kingdom

Phone

01926705792

General Email

martin.lister@wolseley.co.uk

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Manufacturer:

Rubinetterie Bresciane Bonomi S.p.A

Company Name

Rubinetterie Bresciane Bonomi S.p.A

Address

Via Massimo Bonomi, 1 Gussago (BS)

Postcode

25064

Country

Italy

Phone

+39 030 82 50 212

General Email

michele.valdameri@rubinetteriebresciane.it

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Range of spherical valves with either brass (UW24905 & UW24907 models) or nickel plated (UW24809, UW24906, UW24933, UW24908 & UW24934 models) brass bodies with chrome plated brass ball and operated via lever, butterfly type handle or screwdriver slot. For use with copper pipe (manufactured to EN1057). Maximum working pressure 16.0 bar. Maximum operating temperature 85°C.

Section:

2260 Valves

Section Subtitle:

Spherical, metal.

WRAS Approval Number:

240404067

Size:

see model

Marking:

WESTCO, FLOW ARROW, size & date of manufacture (MM-YY) on body. EN1254-2 & size on nut.

Installation Requirements:

R001

Expiry date:

30/04/2029

Model:

ISO valve UW24905 15MM Compression UW24906 15MM Compression ISO valve with handle UW24809 15MM Compression Angle Servicing valve UW24934 15mm compression x 1/2 captive nut Straight Servicing valve UW24933 15mm compression x 1/2 captive nut Screwdriver UW24907 22MM Compression UW24908 22MM Compression UW24908

Approval Holder:

STH Westco Limited

Company Name

STH Westco Limited

Address

Unit C6 William Way Moss Industrial Estate St Helens Road Leigh

Postcode

WN7 3PT

Country

United Kingdom

Phone

01942 265230

General Email

john.gartshore@westco.co.uk

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