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Valves

Section Code 2210 : Pressure relief.

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#2107089

Range of pressure relief valves pre-set @ 6.0 bar, incorporating DZR brass bodies, EPDM seal cup and EPDM ‘O’-ring. Maximum operating temperature 99˚C

Section:
2210 Valves
Section Subtitle:
Pressure relief.
WRAS Approval Number:
2107089
Size:
See model.
Marking:
Taizhou Tongsheng Brass Co., Ltd logo, CR mark flow arrow on body and pressure on cap.
Installation Requirements:
R001
Expiry date:
31/07/2026
Model:
TS-211 Safety Valve with female thread connection X female thread connection - ½” x ½”, ½” x ¾”, ¾” x ¾”, ¾” x 1” BSP. TS-212 Safety Valve with male thread connection X female thread connection – ½” x ½”, ½” x ¾”, ¾” x ¾” BSP. TS-213 Safety Valve with female thread connection X female thread connection (with connection for pressure gauge) – ½” x ½”, ¾” x ¾” BSP. TS-214 Safety Valve with male thread connection X female thread connection (with connection for pressure gauge) – ½” x ½”, ¾” x ¾” BSP. TS-215 Safety Valve with bayonet coupling X thread connection 20mm x ½” BSP (F). TS-216 Safety Valve with bayonet connection X thread connection 20mm x ½” BSP (F). TS-217 Safety Valve with male thread connection X female thread connection – ½” x ½” BSP. TS-218 Safety Valve with compression connection X compression connection – 15mm x 15mm, 22mm x 22mm. TS-219 Safety Valve with bayonet coupling connection X bayonet coupling connection 20mm x 18.5mm diameter.
Product Images

Approval Holder:
Taizhou Tongsheng Brass Co Ltd
Company Name
Taizhou Tongsheng Brass Co Ltd
Address
Xuanmen Industrial District, Yuhuan, Zhejiang
Country
China

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Manufacturer:
Taizhou Tongsheng Brass Co Ltd
Company Name
Taizhou Tongsheng Brass Co Ltd
Address
Xuanmen Industrial District, Yuhuan, Zhejiang
Country
China

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#2201805

Range of pre-set, spring loaded, angled pressure relief valves with plastic body and EPDM diaphragm. The valves are fitted with rotary type easing gear . For maximum working pressure please refer to model. Maximum operating temperature 99°C.

Section:
2210 Valves
Section Subtitle:
Pressure relief.
WRAS Approval Number:
2201805
Size:
SEE MODEL
Marking:
Caleffi logo, flow arrow and DN mould on body Date of manufacture (WWYY) and pressure printed on body Pressure printed on cap
Installation Requirements:
R001 R200
Expiry date:
31/01/2027
Model:
Series 253 ½” BSP (F) 253040 – Preset at 10.0 bar 253042 – Preset at 2.5bar 253043 – Preset at 3.0 bar 253044 – Preset at 4.0 bar 253046 – Preset at 6.0 bar 253048 – Preset at 8.0 bar 253040 TAK – Preset at 10.0 bar 253042 TAK – Preset at 2.5bar 253043 TAK – Preset at 3.0 bar 253643 VIS – Preset at 3.0 bar 253044 TAK – Preset at 4.0 bar 253046 TAK – Preset at 6.0 bar 253546 TXH – Preset at 6.0 bar 253048 TAK – Preset at 8.0 bar Series 253 ¾” BSP (F) 253050 – Preset at 10.0 bar 253052 – Preset at 2.5bar 253053 – Preset at 3.0 bar 253054 – Preset at 4.0 bar 253056 – Preset at 6.0 bar 253058 – Preset at 8.0 bar 253156 CST – Preset at 6.0 bar Series 2531 ½” BSP (F) 253140 CST – Preset at 10.0 bar 253140 – Preset at 10.0 bar 253142 – Preset at 2.5bar 253143 CST – Preset at 3.0 bar 253143 – Preset at 3.0 bar 253144 CST – Preset at 4.0 bar 253144 – Preset at 4.0 bar 253146 CST – Preset at 6.0 bar 253146 VIS – Preset at 6.0 bar 253148 CST – Preset at 8.0 bar 253148 – Preset at 8.0 bar 253246 CST – Preset at 6.0 bar Series 2531 ½” BSP (M) 253344 VIS – Preset at 4.0 bar 253346 CST – Preset at 6.0 bar 253346 VIS – Preset at 6.0 bar 253646 CST – Preset at 6.0 bar 253704 VIS – Preset at 4.0 bar Series 2534 ½” BSP (M) 253443 – Preset at 3.0 bar

Approval Holder:
Caleffi S.p.A
Company Name
Caleffi S.p.A
Address
PLANT 2. S.R. 229 28010 Fontaneto d'Agogna (NO)
Country
Italy
Phone
+39 0322 8491
General Email
info@caleffi.com

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Manufacturer:
Caleffi S.p.A
Company Name
Caleffi S.p.A
Address
PLANT 2. S.R. 229 28010 Fontaneto d'Agogna (NO)
Country
Italy
Phone
+39 0322 8491
General Email
info@caleffi.com

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#2110069

Range of pre-set pressure relief valves with bronze bodies and EPDM seating discs. Available with either a manual lever or dome type sealed cap. Pre-set relief pressures: DN15 and DN40 valves: 0.35 bar to 15.9 bar. DN20 valves: 0.35bar to 13.8bar. DN25, DN32 and DN50 valves: 0.35 bar to 12.5 bar. Maximum operating temperature 85°C.

Section:
2210 Valves
Section Subtitle:
Pressure relief.
WRAS Approval Number:
2110069
Size:
DN15 valves = ½” BSP (M) or (F). DN20 valves = ¾” BSP (M) or (F) or flanged. DN25 valves = 1” BSP (M) or (F) or flanged. DN32 valves = 1 ¼” BSP (M) or (F) or flanged. DN40 valves = 1 ½” BSP (M) or (F) or flanged. DN50 valves = 2” BSP (M) or (F) or flanged.
Marking:
EMERSON AUTOMATIONS, BAILEY, CE, maximum temperature, maximum pressure and other info on data plate on body. PN and flow arrow on body.
Installation Requirements:
R001
Expiry date:
31/10/2026
Model:
Fig 707 Code example 707 “X” “X” E “X” 1st “X” = 1 - (DN15), 2 - (DN20), 3 - (DN25), 4 - (DN32), 5 - (DN40), 6 - (DN50). 2nd “X” = 1 - (M) x (F) BSP, 2 - (F) x (F) BSP, 5 - PN25 Flange. 3rd “X” = L - Marine lever, D - Dome.
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Approval Holder:
Emerson Automation Solutions Final Control UK Ltd
Company Name
Emerson Automation Solutions Final Control UK Ltd
Address
Sharp Street Worsley Manchester
Postcode
M28 3NA
Phone
0161 709 7741
General Email
safetysystemssupport@pentair.com

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Manufacturer:
Emerson Automation Solutions Final Control UK Ltd
Company Name
Emerson Automation Solutions Final Control UK Ltd
Address
Sharp Street Worsley Manchester
Postcode
M28 3NA
Phone
0161 709 7741
General Email
safetysystemssupport@pentair.com

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#2201812

Range of pre-set, spring loaded, angled pressure relief valves, with a plastic body and EPDM diaphragm. The B312021 CST model only is pre-set at 4.0 bar, all other models are pre-set at 3.0 bar. The valves are fitted with either rotary type easing gear or hand operated lifting gear. Maximum operating temperature 99°C.

Section:
2210 Valves
Section Subtitle:
Pressure relief.
WRAS Approval Number:
2201812
Size:
see model
Marking:
Caleffi logo, Caleffi hydronic solution, flow arrow, CE, pressure rating.
Installation Requirements:
R001 R200
Expiry date:
31/12/2025
Model:
B312016 BSC: 20.68mm OD manifold connection x 23.12mm OD spigot. B312024 BSC: 20.68mm OD manifold connection x 22.61mm OD spigot. B312494 CST: 19.72mm OD manifold connection x ½” BSP(M) B312093 VIS: 19.72mm OD manifold connection x 21.04mm OD pipe connection. B312090 CST: 20.68mm OD manifold connection x ½” BSP (M). B312021 CST: 20.68mm OD manifold connection x 17.83mm OD pipe connection.

Approval Holder:
Caleffi S.p.A
Company Name
Caleffi S.p.A
Address
PLANT 2. S.R. 229 28010 Fontaneto d'Agogna (NO)
Country
Italy
Phone
+39 0322 8491
General Email
info@caleffi.com

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Manufacturer:
Caleffi S.p.A
Company Name
Caleffi S.p.A
Address
PLANT 2. S.R. 229 28010 Fontaneto d'Agogna (NO)
Country
Italy
Phone
+39 0322 8491
General Email
info@caleffi.com

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#2111365

Range of bronze bodied pre-set pressure relief valves (available between 0.2-16 bar on each model) incorporating a manually operated easing gear with brass seat and PTFE or EPDM washers.

Non-metallic materials and components comply with BS6920 at 85°C

Section:
2210 Valves
Section Subtitle:
Pressure relief.
WRAS Approval Number:
2111365
Size:
see model
Marking:
Seetru, date of manufacture (MM/YY), set pressure, model number etched on body. Flow arrow mould on body. CR located in inlet.
Installation Requirements:
R001 R120
Expiry date:
30/11/2026
Model:
LGS DN15 - ½”, LGS DN20 - ¾", LGS DN25 - 1", LGS DN32 - 1 ¼", LGS DN40 - 1 ½", LGS DN50 - 2". Model added April 2023. LGS DN65 – 2 ½”.
Product Images

Approval Holder:
Seetru Ltd
Company Name
Seetru Ltd
Address
Albion Dockside Works Bristol BS1 6UT

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Manufacturer:
Seetru Ltd
Company Name
Seetru Ltd
Address
Albion Dockside Works Bristol BS1 6UT

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#2111376

Range of bronze bodied pre-set pressure relief valves (available between 0.2-16 bar on each model) incorporating a manually operated easing gear with brass seat and PTFE or EPDM washers. Maximum operating temperature 85°C.

Section:
2210 Valves
Section Subtitle:
Pressure relief.
WRAS Approval Number:
2111376
Size:
see model
Marking:
BOSS, MODEL DN, PRESUURE RATING ON DATA PLATE ON BODY DN, SIZE & FLOW ARROW ON BODY
Installation Requirements:
R001 R120
Expiry date:
30/11/2026
Model:
PRESSURE RELIEF VALVES BOSS 957 15MM, BOSS 959 15MM - DN15 - ½”, BOSS 957 20MM, BOSS 959 20MM - DN20 - ¾", BOSS 957 25MM, BOSS 959 25MM - DN25 - 1", BOSS 957 32MM, BOSS 959 32MM - DN32 - 1 1⁄4"" BOSS 957 40MM, BOSS 959 40MM - DN40 - 1 ½", BOSS 957 50MM & BOSS 959 50MM - DN50 - 2".
Product Images

Approval Holder:
BSS Industrial
Company Name
BSS Industrial
Address
BOSS Court 7 Barton Close Grove Park
Postcode
LE19 1SJ
Country
United Kingdom

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#2205802

Pressure relief valve pre-set at 6.0 bar, with a brass body and EPDM seat washer. Maximum operating temperature 115°C.

Section:
2210 Valves
Section Subtitle:
Pressure relief.
WRAS Approval Number:
2205802
Size:
½” BSP (F) x ½” BSP (F)
Marking:
Officine Rigamonti logo (OR), size, PN10 and flow arrow on body. Made in Italy and 6.0 bar on cap
Installation Requirements:
R001 R200
Expiry date:
31/05/2027
Model:
Art.487

Approval Holder:
Officine Rigamonti Spa
Company Name
Officine Rigamonti Spa
Address
Via Circonvallazione 9, Officine Rigamonti spa 13018 Valduggia (VC)
Country
Italy
Phone
+39 0163 48 165 Fax: +39 0163347254
General Email
info@officinerigamonti.it

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Manufacturer:
Officine Rigamonti Spa
Company Name
Officine Rigamonti Spa
Address
Via Circonvallazione 9, Officine Rigamonti spa 13018 Valduggia (VC)
Country
Italy
Phone
+39 0163 48 165 Fax: +39 0163347254
General Email
info@officinerigamonti.it

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#2201331

Range of pressure relief valves pre-set at 3.0 bar with brass bodies and a EPDM membrane. Valve incorporates a manually operated easing gear. Maximum operating temperature 85°C.

Section:
2210 Valves
Section Subtitle:
Pressure relief.
WRAS Approval Number:
2201331
Size:
See model.
Marking:
Watts logo and flow arrow on body Watts logo, CE and 0425 on cap
Installation Requirements:
R001 R200
Expiry date:
31/01/2027
Model:
0206429 – MSL/E30.1/2”SA - OR – ½” BSP (M) x ½” BSP (F) 0205034 – MSPF/E30.1/2”SA – 19.98mm Ø manifold connection x ½” BSP (F)
Product Images

Approval Holder:
Watts Industries Italia S.R.L
Company Name
Watts Industries Italia S.R.L
Address
Via Vienna, 3 38121 - Trento (TN) Italy
Phone
+39 0461 965 111
General Email
info@wattsindustries.it

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Manufacturer:
Watts Industries Italia S.R.L
Company Name
Watts Industries Italia S.R.L
Address
Via Vienna, 3 38121 - Trento (TN) Italy
Phone
+39 0461 965 111
General Email
info@wattsindustries.it

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#2203322

Range of pre-set angled pressure relief valves for use on primary closed circuits, incorporating DZR brass bodies, EPDM diaphram and EPDM or NBR ‘O’-ring. For maximum working pressure please refer to model. Maximum operating temperature 99°C.

Section:
2210 Valves
Section Subtitle:
Pressure relief.
WRAS Approval Number:
2203322
Size:
see model
Marking:
Caleffi logo, flow arrow and date of manufacture (WWYY) on body. Opening pressure on cap.
Installation Requirements:
R001 R200
Expiry date:
31/03/2027
Model:
Series 311, 312, 3124, 313 & 314 ½” (FXF) models: 311412 - 120 pka 311415 - 1.5 bar 311425 - 2.5 bar 311425 CST - 2.5 bar 311430 – 3.0 bar 311430 CST – 3.0 bar 311431 – 3.0 bar 311431 CST – 3.0 bar 311435 - 3.5 bar 311440 – 4.0 bar 311450 – 5.0 bar 311460 – 6.0 bar 31147 – 7.0 bar 311480 – 8.0 bar 311490 CST – 9.0 bar 313425 - 2.5 313425 CST - 2.5 313430 – 3.0 bar 313432 – 3.0 bar 313432 CST – 3.0 bar 313433 – 3.0 bar 313434 – 3.0 bar 313440 CST – 4.0 bar 313460 – 6.0 bar 313470 – 7.0 bar 313580 – 8.0 bar ½” (MxF) models: 312405 CST – 4.0 bar 312406 CST – 2.0 bar 312407 CST – 6.0 bar 312415 CST – 5.0 bar 312418 CST – 8.0 bar 312417 CST – 1.0 bar 312443 CST – 3.0 bar 312471 CST – 7.0 bar 312411 BRT – 2.5 bar 312416 CST – 7.0 bar 312419 SD – 10.0 bar 312421 CST – 1.0 bar 312424 CST – 3.0 bar 312425 – 2.5 bar 312425 CST – 2.5 bar 312426 SD – 10.0 bar 312427 CST – 10.0 bar 312428 – 1.8 bar 312430 – 3.0 bar 312430 CST – 3.0 bar 312431 CST – 3.0 bar 312432 CST – 3.0 bar 312433 – 3.0 bar 312435 – 3.5 bar 312437 – 3.0 bar 312437 VLL 3.0 bar 312439 – 3.0 bar 312439 – 3.0 bar 312440 – 4.0 bar 312447 CST – 3.5 bar 312450 – 2.5 bar 312460 – 6.0 bar 312460 CST – 6.0 bar 312467 CST – 6.0 bar 312469 – 6.0 bar 312469 NTR – 6.0 bar 312470 – 7.0 bar 312473 – 7.0 bar 312477 VLL – 7.0 bar 312480 – 8.0 bar 312480 CST – 8.0 bar 312493 CST – 9.0 bar 314401 CST 1/2" M x F 314425 – 2.5 bar 314430 – 3.0 bar 314431 CST – 3.0 bar 314432 – 3.0 bar 314432 CST – 3.0 bar 314433 CST – 3.0 bar 314435 CST – 3.0 bar 314436 CST – 3.0 bar 314437 VLL – 3.0 bar 314439 CST – 3.0 bar 314442 CST – 4.0 bar 314460 – 6.0 bar 314462 – 6.0 bar 314462 CST – 6.0 bar 314470 – 7.0 bar 314472 CST – 7.0 bar 314478 OCN – 7.0 bar 314480 – 8.0 bar 314488 OCN – 8.0 bar 1/2" (clip x M) models: 312001 CST – 2.0 bar 312005 BSC – 3.0 bar 1/2" (clip x F) models: 312002 SD – 8.0 bar 312003 GRD – 2.5 bar 312004 CST – 2.0 bar 312006 GRD – 2.0 bar 312007 CST – 6.0 bar 312008 CST – 3.5 bar 312009 – 3.0 bar 312020 CST – 10.0 bar 312400 CST – 3.0 bar 312403 BRT – 3.0 bar 312404 CST – 3.0 bar 312408 BRT – 3.0 bar 312409 BSC – 3.0 bar 312410 CST – 2.5 bar 1/2" (MxM) models: 312412 SD – 10.0 bar 312414 SD – 3.0 bar 312422 CST – 2.0 bar 312429 VHG – 3.0 bar 312438 CST – 3.0 bar Added in April 2022 312020 CST - 10 Bar – ½” / Clip x F 312428 - 1.8 Bar – ½” / M x F
Product Images

Approval Holder:
Caleffi S.p.A
Company Name
Caleffi S.p.A
Address
PLANT 2. S.R. 229 28010 Fontaneto d'Agogna (NO)
Country
Italy
Phone
+39 0322 8491
General Email
info@caleffi.com

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Manufacturer:
Caleffi S.p.A
Company Name
Caleffi S.p.A
Address
PLANT 2. S.R. 229 28010 Fontaneto d'Agogna (NO)
Country
Italy
Phone
+39 0322 8491
General Email
info@caleffi.com

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#2206347

Pre-set pressure relief valve set at 7.0 bar, with glass reinforced plastic body and EPDM diaphragm. Maximum working pressure 7.0 Bar. Maximum operating temperature 85°C.

Section:
2210 Valves
Section Subtitle:
Pressure relief.
WRAS Approval Number:
2206347
Size:
3/8” manifold connection
Marking:
Watts, Watts logo, flow arrow, date of manufacture, pressure rating, 3/8” on body
Installation Requirements:
R001 R008
Expiry date:
30/06/2027
Model:
0208175 – MSPL/E70.3/8” EL2
Product Images

Approval Holder:
Watts Industries Italia S.R.L
Company Name
Watts Industries Italia S.R.L
Address
Via Vienna, 3 38121 - Trento (TN) Italy
Phone
+39 0461 965 111
General Email
info@wattsindustries.it

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Manufacturer:
Watts Industries Italia S.R.L
Company Name
Watts Industries Italia S.R.L
Address
Via Vienna, 3 38121 - Trento (TN) Italy
Phone
+39 0461 965 111
General Email
info@wattsindustries.it

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