Backflow Prevention Devices

Section Code 0026 : SCHEDULE 2 - Section 6.2 Check Valve Cartridge. The cartridges listed in this section are for factory installation only and are not suitable for on-site installation.

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#2104701

Spring loaded resilient trim in-line check valve cartridge with plastic guide, stem and housing, stainless steel spring and EPDM ‘O’-rings. For insertion into specifically dimensioned bores. Maximum working pressure 16.0 bar. Maximum operating temperature 85°C.

Section:
0026 Backflow Prevention Devices
Section Subtitle:
SCHEDULE 2 - Section 6.2 Check Valve Cartridge. The cartridges listed in this section are for factory installation only and are not suitable for on-site installation.
WRAS Approval Number:
2104701
Expiry date:
30/04/2026
Size:
DN15
Marking:
Tecno Alfa Srl logo, DN & flow arrow on body.
Installation Requirements:
R001
Model:
VLA 02-3
Manufacturer:
Tecno Alfa S.R.L
Company Name
Tecno Alfa S.R.L
Address
Via Rossini, 27 25057 Sale Marasino (BS) Italy
Phone
+39 030 986 587

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#2012307

Range of spring loaded, resilient trim, in-line check valve cartridgse, with plastic guides & jumper and NBR or EPDM seals within a plastic housing. For insertion in pipes and fittings with specifically sized bores. Maximum working pressure 16.0 bar. Models NV20/DN20-EPDM 31.0004.0 & NV20/DN20-pr 31.0071.0 have a maximum operating temperature of 60°C. Models NV20/DN20 31.4221.0 & NV20/DN20-HT 31.0011.0 have a maximum operating temperature of 85°C.

Section:
0026 Backflow Prevention Devices
Section Subtitle:
SCHEDULE 2 - Section 6.2 Check Valve Cartridge. The cartridges listed in this section are for factory installation only and are not suitable for on-site installation.
WRAS Approval Number:
2012307
Expiry date:
31/12/2025
Size:
Please refer to model.
Marking:
Neoperl, flow arrow, WRAS and size on body.
Installation Requirements:
R001
Model:
NV20/DN20 31.4221.0, NV20/DN20-EPDM 31.0004.0 NV20/DN20-HT 31.0011.0 NV20/DN20-pr 31.0071.0
Manufacturer:
Neoperl GmbH
Company Name
Neoperl GmbH
Address
Klosterrunstrasse 9-11, Müllheim, D-79379
Country
Germany
Phone
0049 7631 1880

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#2012312

Range of spring loaded, resilient trim, in-line check valve cartridge, with plastic guides & jumper and NBR or EPDM seals within a plastic housing. For insertion in pipes and fittings with specifically sized bores. Maximum working pressure 16.0 bar. Model 31.4220.0. has a maximum operating temperature of 85°C. Model 31.0003.0 has a maximum operating temperature of 60°C.

Section:
0026 Backflow Prevention Devices
Section Subtitle:
SCHEDULE 2 - Section 6.2 Check Valve Cartridge. The cartridges listed in this section are for factory installation only and are not suitable for on-site installation.
WRAS Approval Number:
2012312
Expiry date:
31/12/2025
Size:
DN20
Marking:
Neoperl, flow arrow, WRAS and size on body.
Installation Requirements:
R001
Model:
OV20/DN20 (31.4220.0) & OV20/DN20-EPDM (31.0003.0)
Manufacturer:
Neoperl GmbH
Company Name
Neoperl GmbH
Address
Klosterrunstrasse 9-11, Müllheim, D-79379
Country
Germany
Phone
0049 7631 1880

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#2012314

Range of spring loaded, resilient trim, in-line check valve cartridges, with plastic guides & plunger and EPDM or Silicone seals within a plastic housing. For insertion in pipes and fittings with specifically sized bores. Maximum working pressure 16.0 bar. Maximum operating temperature 60°C

Section:
0026 Backflow Prevention Devices
Section Subtitle:
SCHEDULE 2 - Section 6.2 Check Valve Cartridge. The cartridges listed in this section are for factory installation only and are not suitable for on-site installation.
WRAS Approval Number:
2012314
Expiry date:
31/12/2025
Size:
DN10
Marking:
Neoperl, flow arrow, WRAS and size on body.
Installation Requirements:
R001
Model:
DW14/DN10-GF - 30.4033.0 DW14/DN10-GF-AF - 30.4031.0 DW14/DN10-PR – 30.4032.0 DW14/DN10-AF-PR – 30.4037.0
Manufacturer:
Neoperl GmbH
Company Name
Neoperl GmbH
Address
Klosterrunstrasse 9-11, Müllheim, D-79379
Country
Germany
Phone
0049 7631 1880

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#2102802

Range of spring loaded, resilient trim, in-line check valve cartridges with plastic guide, stem and body with NBR or EPDM 'O'-rings. Maximum working pressure 16.0 bar. Maximum operating temperature 60°C for model NV15/DN15-EPDM 31.0002.0. All other models have a maximum operating temperature of 85°C.

Section:
0026 Backflow Prevention Devices
Section Subtitle:
SCHEDULE 2 - Section 6.2 Check Valve Cartridge. The cartridges listed in this section are for factory installation only and are not suitable for on-site installation.
WRAS Approval Number:
2102802
Expiry date:
28/02/2026
Size:
DN15
Marking:
Neoperl, flow arrow and size moulded on body
Installation Requirements:
R001
Model:
NV15/DN15 31.4216.0 NV15/DN15-EPDM 31.0002.0 NV15/DN15-PR 31.0068.0 OV15/DN15 31.4215.0
Manufacturer:
Neoperl GmbH
Company Name
Neoperl GmbH
Address
Klosterrunstrasse 9-11, Müllheim, D-79379
Country
Germany
Phone
0049 7631 1880

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#2102803

Spring loaded, resilient trim, in-line check valve cartridges with plastic body. For insertion into pipes and fittings with specifically dimensioned bores. Maximum working pressure 10.0 bar. Maximum operating temperature 85°C.

Section:
0026 Backflow Prevention Devices
Section Subtitle:
SCHEDULE 2 - Section 6.2 Check Valve Cartridge. The cartridges listed in this section are for factory installation only and are not suitable for on-site installation.
WRAS Approval Number:
2102803
Expiry date:
28/02/2026
Size:
DN8, DN10 & DN15.
Marking:
Gulf or Tumedei, flow arrow and model name on body
Installation Requirements:
R001
Model:
OV8-6844, OF10-2933 & OV15-2914
Factor:
Gulf Rubber Group - Tumedei SpA
Company Name
Gulf Rubber Group - Tumedei SpA
Address
Via Bolzano 12, 38061 Ala (TN)
Country
Italy

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#2102805

OV & OF ranges of spring loaded, resilient trim, in-line check valve cartridges within a plastic housing. For insertion in pipes and fittings with specifically sized bores. Maximum working pressure 16.0 bar. Models OF10/DN8 - 31.4208.0 & OF10/DN8-EPDM - 31.0059 have a maximum operating temperature of 60°C. Model OV10/DN8 – 31.4210.0 has a maximum operating temperature of 85°C.

Section:
0026 Backflow Prevention Devices
Section Subtitle:
SCHEDULE 2 - Section 6.2 Check Valve Cartridge. The cartridges listed in this section are for factory installation only and are not suitable for on-site installation.
WRAS Approval Number:
2102805
Expiry date:
28/02/2026
Size:
DN8
Marking:
Neoperl, flow arrow and size on body.
Installation Requirements:
R001
Model:
OV10/DN8 - 31.4210.0. OF10/DN8 - 31.4208.0. OF10/DN8-EPDM – 31.0059.0.
Manufacturer:
Neoperl GmbH
Company Name
Neoperl GmbH
Address
Klosterrunstrasse 9-11, Müllheim, D-79379
Country
Germany
Phone
0049 7631 1880

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#2106031

Spring loaded resilient trim, in-line check valve cartridge with plastic guides and stem and EPDM seals within a plastic housing. For insertion into pipes or fittings with specifically dimensioned bores. Maximum working pressure 10.0 Bar. Maximum operating temperature 85°C

Section:
0026 Backflow Prevention Devices
Section Subtitle:
SCHEDULE 2 - Section 6.2 Check Valve Cartridge. The cartridges listed in this section are for factory installation only and are not suitable for on-site installation.
WRAS Approval Number:
2106031
Expiry date:
30/06/2026
Marking:
Korie, 1st 4 digits of product code, (e.g. OF14) and flow arrow on body.
Installation Requirements:
R001
Model:
OF14200000 DN14, OF15200000 DN15, OF20200000 DN20, OF25200000 DN25.
Factor:
Yuhuan Korie Plastic Factory
Company Name
Yuhuan Korie Plastic Factory
Address
Technology Industry Functional Area, Chumen Village Yuhuan
Country
Zhejiang

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#2107309

Spring loaded resilient trim, in-line check valve cartridge with plastic guides and stem and NBR seals within a plastic housing. For insertion into pipes or fittings with specifically dimensioned bores. Maximum working pressure 16.0 bar & maximum operating temperature 65°C.

Section:
0026 Backflow Prevention Devices
Section Subtitle:
SCHEDULE 2 - Section 6.2 Check Valve Cartridge. The cartridges listed in this section are for factory installation only and are not suitable for on-site installation.
WRAS Approval Number:
2107309
Expiry date:
31/07/2026
Size:
see model
Marking:
Neoperl, flow arrow & size.
Installation Requirements:
R001
Model:
WV15 / DN15 – 31.4217.0 WV20 / DN20 – 31.4222.0 WV25 / DN25 – 31.4227.0 WV40 / DN40 – 31.4247.0
Manufacturer:
Neoperl GmbH
Company Name
Neoperl GmbH
Address
Klosterrunstrasse 9-11, Müllheim, D-79379
Country
Germany
Phone
0049 7631 1880

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#2107311

Spring loaded resilient trim, in-line check valve cartridges incorporating plastic guides and stem, NBR or EPDM seals within a plastic housing. For insertion into pipes or fittings with specifically dimensioned bores. Maximum working pressure 16.0 Bar. Maximum operating temperature 65°C.

Section:
0026 Backflow Prevention Devices
Section Subtitle:
SCHEDULE 2 - Section 6.2 Check Valve Cartridge. The cartridges listed in this section are for factory installation only and are not suitable for on-site installation.
WRAS Approval Number:
2107311
Expiry date:
31/07/2026
Size:
DN 25
Marking:
Neoperl, flow arrow, size, WRAS on body.
Installation Requirements:
R001
Model:
NV25/DN25 31.4226.0. NV25/DN25-EPDM 31.0009.0
Manufacturer:
Neoperl GmbH
Company Name
Neoperl GmbH
Address
Klosterrunstrasse 9-11, Müllheim, D-79379
Country
Germany
Phone
0049 7631 1880

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