Bosch Thermotechnology Ltd. Approvals


WRAS Approval Number: 1804801

Preheat accessory assembly for connection to the domestic hot water circuit of a combination boiler. Maximum working pressure 10.0 bar. Maximum operating temperature 85°C.

  • Section: 1478 Heater
  • Section Subtitle: Combination boilers - accessories and components.
  • WRAS Approval Number: 1804801
  • Expiry date: 30/04/2023
  • Size: 15mm compression
  • Marking: Bosch on body.
  • Installation Requirements R001
  • Proviso: Flow switch is not provided as part of this application. WRAS Approval - Solar heating system components. “Compliance with the relevant requirements of the Water Supply (Water Fittings) Regulations 1999 has been assessed for this product only as a component of a heating system. If it is to be installed as part of a system using solar energy or ground- or air- source heat pumps for pre-heating water which is to be used as domestic hot water, the Water Fittings Regulations place a legal duty on the installer and user to ensure that the installation and operation of the complete system prevents contamination of domestic hot water by Legionella bacteria, which can grow in water stored at temperatures between 20°C and 45°C. Where disinfection by heating is relied on to meet this obligation, information on minimum conditions for thermal disinfection of Legionella bacteria can be found on the WRAS website - www.wras.co.uk.
  • Model
    7-716-192-735
  • Factor: Bosch Thermotechnology Ltd.
    Company Name
    Bosch Thermotechnology Ltd.
    Address
    Cotswold Way Warndon Worcester
    Postcode
    WR4 9SW
    Phone
    0844 892 9900
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  • Manufacturer: Bosch Termotecnologia SA, Bosch Thermotechnik GmbH, Bosch Termoteknik Sanayi ve Ticaret A.S.
    Company Name
    Bosch Termotecnologia SA, Bosch Thermotechnik GmbH, Bosch Termoteknik Sanayi ve Ticaret A.S.
    Address
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WRAS Approval Number: 1812389

CAB backflow prevention device with plastic bodies, incorporating EPDM seals and diaphragm. Keyless Filling Link Maximum working pressure 15.0 bar. Maximum operating temperature of the primary circuit is 80°C, and for the secondary circuit is 60°C.

  • Section: 0018 Backflow Prevention Devices
  • Section Subtitle: Schedule 2 - Section 6.2 Type CA - Non-Verifiable Disconnector With Difference Between Pressure Zones Not Greater Than 10%.
  • WRAS Approval Number: 1812389
  • Expiry date: 31/12/2023
  • Note: The discharge from the relief outlet port of this fitting must be made via a type AA, AB or AD air gap, or in accordance with EN 1717.
  • Size: See model
  • Marking: "ORIGINAL QUALITY" SYMBOL (REGISTERED TRADE MARK OF BOSCH) ON BODY FLOW ARROW, DATE OF MANUFACTURE DD/MM/YY & CR ON BODY
  • Installation Requirements R001
  • Model
    PART NUMBER 7 716 192 610 KEYLESS CA FILLING LINK: 22MM MANIFOLD CONNECTION.
  • Factor: Bosch Thermotechnology Ltd.
    Company Name
    Bosch Thermotechnology Ltd.
    Address
    Cotswold Way Warndon Worcester
    Postcode
    WR4 9SW
    Phone
    0844 892 9900
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WRAS Approval Number: 1912804

Range of wall mounted combination boilers providing domestic hot water via a plate heat exchanger and pressurised central heating system, incorporating a pressure relief valve set at 3.0 bar and expansion vessel. The domestic cold water inlet incorporate a ½” BSP(M) brass body spherical valve. Maximum working pressure of 2.5 bar (primary) and 10.0 bar (secondary). Maximum operating outlet temperature (DHW) 85°C. Maximum inlet temperature (DHW) 60°C

  • Section: 1465 Heaters
  • Section Subtitle: Combination boilers and Water Jacketed Tube heaters. Low volume water content. Heat retained in water heaters will cause expansion of water after closure of draw-off taps and valves. Provision for expansion of water must be made to accommodate excess pressure within the system. Particular care is required where check valves are positioned, or loose jumper valves are thought to be upstream of the heater.
  • WRAS Approval Number: 1912804
  • Expiry date: 31/12/2024
  • Note: Not supplied with a temporary filling loop. A temporary filling loop must be installed in accordance with G.24 of the Water Supply (Water Fittings) Regulations 1999
  • Size: 22mm compression (primary) 15mm compression (secondary)
  • Marking: Worcester (Brand of Bosch) on front panel, Model No, other tech info on a data label on the inside panel
  • Installation Requirements R001 R360
  • Model
    Greenstar 30i ErP Greenstar 30i ErP LPG Greenstar 25i ErP Greenstar 25i ErP LPG
  • Manufacturer: Bosch Thermotechnology Ltd.
    Company Name
    Bosch Thermotechnology Ltd.
    Address
    Cotswold Way Warndon Worcester
    Postcode
    WR4 9SW
    Phone
    0844 892 9900
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WRAS Approval Number: 1912330

Range of pre-assembled hydraulic blocks incorporating a plate heat exchanger, pressure relief valve set at 3.0 bar and circulation pump. Maximum working pressure: primary 2.5 bar. Maximum working pressure: secondary 10.0 bar. Maximum operating temperature 80°C.

  • Section: 1350 Heat Exchangers
  • WRAS Approval Number: 1912330
  • Expiry date: 31/12/2024
  • Size: ¾” BSP captive nut inlet/outlet on primary circuit. ½” BSP captive nut inlet/outlet on secondary circuit.
  • Marking: Bosch and model on adhesive label on pump.
  • Installation Requirements R001
  • Model
    Compact Hydraulic Assembly 8-718-684-683
  • Manufacturer: Bosch Thermotechnology Ltd.
    Company Name
    Bosch Thermotechnology Ltd.
    Address
    Cotswold Way Warndon Worcester
    Postcode
    WR4 9SW
    Phone
    0844 892 9900
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WRAS Approval Number: 2111310

Hydraulic block assembly comprising a flow sensor, primary pump assembly, pressure relief valve preset at 3.0 bar and plate heat exchanger. Maximum working pressures: secondary = 10.0 bar and primary = 2.5 bar. Maximum operating temperature 80°C.

  • Section: 1478 Heater
  • Section Subtitle: Combination boilers - accessories and components.
  • WRAS Approval Number: 2111310
  • Expiry date: 30/11/2026
  • Size: Primary: ¾” captive nut. Secondary: ½” captive nut
  • Marking: Bosch, model number and WRAS approved on adhesive label on circulating pump.
  • Installation Requirements R001
  • Model
    8 718 687 771
  • Factor: Bosch Thermotechnology Ltd.
    Company Name
    Bosch Thermotechnology Ltd.
    Address
    Cotswold Way Warndon Worcester
    Postcode
    WR4 9SW
    Phone
    0844 892 9900
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WRAS Approval Number: 2111311

Range of wall hung, gas-fired condensing combination boilers providing domestic hot water via a plate heat exchanger. The pressurised central heating system incorporates an expansion vessel and pressure relief valve set at 3.0 bar. The supplies to both domestic hot water and primary are controlled via spherical valves. The primary circuit has a maximum working pressure of 2.5 bar. The secondary circuit has maximum working pressure of 10.0 bar. Maximum supply temperature is 60°C. Maximum operating temperature of secondary circuit is 85°C.

  • Section: 1465 Heaters
  • Section Subtitle: Combination boilers and Water Jacketed Tube heaters. Low volume water content. Heat retained in water heaters will cause expansion of water after closure of draw-off taps and valves. Provision for expansion of water must be made to accommodate excess pressure within the system. Particular care is required where check valves are positioned, or loose jumper valves are thought to be upstream of the heater.
  • WRAS Approval Number: 2111311
  • Expiry date: 30/11/2026
  • Size: Primary: 22mm compression inlet/outlet. Secondary: 15mm compression.
  • Marking: Worcester and Worcester logo on front of boiler.
  • Installation Requirements R001
  • Model
    7-733-600-371: Greenstar 4000 25 Combi NG. 7-733-600-372: Greenstar 4000 25 Combi LPG. 7-733-600-373: Greenstar 4000 30 Combi NG. 7-733-600-374: Greenstar 4000 30 Combi LPG.
  • Factor: Bosch Thermotechnology Ltd.
    Company Name
    Bosch Thermotechnology Ltd.
    Address
    Cotswold Way Warndon Worcester
    Postcode
    WR4 9SW
    Phone
    0844 892 9900
    View All Listings by this Company
  • Manufacturer: Bosch Thermotechnology Ltd. Bosch Thermotechnik GmbH. Bosck Termoteknik Sanayu ve Ticaret A.S.
    Company Name
    Bosch Thermotechnology Ltd. Bosch Thermotechnik GmbH. Bosck Termoteknik Sanayu ve Ticaret A.S.
    Address
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WRAS Approval Number: 2110320

Range of wall hung, gas-fired condensing combination boilers providing domestic hot water via a plate heat exchanger and pressure relief valve set at 3.0 bar. The supplies to both primary hot water and secondary are controlled via spherical valves. The boilers incorporate a filling loop assembly which incorporates a double check valve assembly (suitable for backflow protection against Fluid Category 3). Primary circuit: Maximum working pressure 2.5 bar. Maximum operating temperature 82°C. Secondary circuit: Maximum working pressure 10.0 bar. Maximum operating temperature 60°C

  • Section: 1465 Heaters
  • Section Subtitle: Combination boilers and Water Jacketed Tube heaters. Low volume water content. Heat retained in water heaters will cause expansion of water after closure of draw-off taps and valves. Provision for expansion of water must be made to accommodate excess pressure within the system. Particular care is required where check valves are positioned, or loose jumper valves are thought to be upstream of the heater.
  • WRAS Approval Number: 2110320
  • Expiry date: 31/10/2026
  • Size: 22mm compression
  • Marking: Worcester (brand of Bosch) on front of boiler. Worcester, address, model, serial No. & other tech info on adhesive label on inside of panel.
  • Installation Requirements R001
  • Model
    Greenstar Highflow range comprising of model numbers: 7 731 600 098 (model code: 440CDi ErP). 7 731 600 099 (440CDi ErP). 7 731 600 100 (550CDi ErP). 7 731 600 101 (550CDi ERP).
  • Manufacturer: Bosch Thermotechnology Ltd.
    Company Name
    Bosch Thermotechnology Ltd.
    Address
    Cotswold Way Warndon Worcester
    Postcode
    WR4 9SW
    Phone
    0844 892 9900
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WRAS Approval Number: 2111364

Greenstar Heatslave II range of floor standing oil-fired condensing combination boilers providing domestic hot water via a plate heat exchanger and pressurised central heating system, which incorporates an expansion vessel and pressure relief valve set at 3.0 bar. The cold water inlet incorporates a screwdriver operated spherical valve followed by a plastic flow regulator inserted within the pipework. Maximum working pressure: Primary circuit 2.5 bar. Secondary circuit 10.0 bar. Maximum operating temperature 82°C.

  • Section: 1465 Heaters
  • Section Subtitle: Combination boilers and Water Jacketed Tube heaters. Low volume water content. Heat retained in water heaters will cause expansion of water after closure of draw-off taps and valves. Provision for expansion of water must be made to accommodate excess pressure within the system. Particular care is required where check valves are positioned, or loose jumper valves are thought to be upstream of the heater.
  • WRAS Approval Number: 2111364
  • Expiry date: 30/11/2026
  • Note: Not supplied with a temporary filling loop. A filling loop must be installed with the appropriate backflow prevention device in accordance with clause G24.2, Guidance to the Water Supply (Water Fittings) Regulations 1999. R430 applies to the EXT models only.
  • Size: Primary: 28mm copper tail (25/32 models), 22mm copper tail (all other models). Secondary: 15mm inlet x 22mm copper tail outlet.
  • Marking: Worcester (brand of Bosch Thermotechnology Ltd) and Worcester logo on front casing. Data label, Worcester and technical information on inside cover.
  • Installation Requirements R001 R140 R360 R430
  • Model
    7 731 600 165 Greenstar Heatslave II 12/18 ErP+, 7 731 600 166 Greenstar Heatslave II 18/25 ErP+, 7 731 600 167 Greenstar Heatslave II 25/32 ErP+, 7 731 600 168 Greenstar Heatslave II EXT 12/18 ErP+, 7 731 600 169 Greenstar Heatslave II EXT 18/25 ErP+, 7 731 600 170 Greenstar Heatslave II EXT 25/32 ErP+, 7 731 600 260 Greenstar Heatslave II 12/18 2022+, 7 731 600 261 Greenstar Heatslave II 18/25 2022+, 7 731 600 262 Greenstar Heatslave II 25/32 2022+, 7 731 600 263 Greenstar Heatslave II EXT 12/18 2022+, 7 731 600 264 Greenstar Heatslave II EXT 18/25 2022+, 7 731 600 265 Greenstar Heatslave II EXT 25/32 2022+.
  • Factor: Bosch Thermotechnology Ltd.
    Company Name
    Bosch Thermotechnology Ltd.
    Address
    Cotswold Way Warndon Worcester
    Postcode
    WR4 9SW
    Phone
    0844 892 9900
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  • Manufacturer: Bosch Thermotechnology Ltd.
    Company Name
    Bosch Thermotechnology Ltd.
    Address
    Danesmoor Works Pilsley Clay Cross Chesterfield Derbyshire
    Postcode
    S45 9BY
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WRAS Approval Number: 2201303

Greenstar range of indirect heat interface units providing heating and instantaneous hot water. The heating system incorporates an expansion vessel. The products are sold with or without a prefix kit (see model), which comprises of a mounting bracket that includes spherical valves for all circuits and a pressure relief valve (set at 3.0 bar). Maximum working pressure district heating 10.0 bar. Maximum working pressure space heating 2.5 bar. Maximum working pressure secondary hot water 10.0 bar. Maximum operating temperature 90°C.

  • Section: 1465 Heaters
  • Section Subtitle: Combination boilers and Water Jacketed Tube heaters. Low volume water content. Heat retained in water heaters will cause expansion of water after closure of draw-off taps and valves. Provision for expansion of water must be made to accommodate excess pressure within the system. Particular care is required where check valves are positioned, or loose jumper valves are thought to be upstream of the heater.
  • WRAS Approval Number: 2201303
  • Expiry date: 31/01/2027
  • Note: The 7-733-601-272 prefix kit is not approved in its own right.
  • Size: Models which incorporate the prefix kit: All circuits 22mm compression. 7-733-601-272 Prefix kit: All circuits 22mm compression inlets x ¾” BSP (M) outlets. Models which do not incorporate the prefix kit: All circuits ¾” captive nut.
  • Marking: Worcester on front panel. Worcester, model, address, serial number and other technical information on data label on inside of case.
  • Installation Requirements R001 R140 R360
  • Model
    The following models incorporate the prefix kit: 7-733-600-134: Greenstar HIU KE plus with Heat Meter, 7-733-600-135: Greenstar HIU KE Plus, 7-733-600-136: Greenstar HIU E plus with Heat Meter, 7-733-600-137: Greenstar HIU E plus, 7-733-600-138: Greenstar HIU E with Heat Meter, 7-733-600-139: Greenstar HIU E, 7-733-600-140: Greenstar HIU with Heat Meter & 7-733-600-141: Greenstar HIU. The following models are sold without the prefix kit: 7-735-600-662: Greenstar HIU KE plus with Heat Meter, 7-735-600-661: Greenstar HIU KE Plus, 7-735-600-660: Greenstar HIU E with Heat Meter, 7-735-600-659: Greenstar HIU E, 7-735-600-663: Greenstar HIU with Heat Meter, 7-735-600-658: Greenstar HIU. Prefix kit (which must be installed in conjunction with the aforementioned models): 7-733-601-272.
  • Manufacturer: Bosch Thermotechnology Ltd.
    Company Name
    Bosch Thermotechnology Ltd.
    Address
    Cotswold Way Warndon Worcester
    Postcode
    WR4 9SW
    Phone
    0844 892 9900
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WRAS Approval Number: 2111057

Filling link assembly with a nylon body and EPDM ‘O’-rings. The product incorporates a screwdriver operated shut off valve and two check valve cartridges, verified by test (suitable for backflow protection against Fluid Category 3). The product is also supplied with two screwdriver operated angled spherical valves and a mounting bracket. Maximum working pressure 10.0 bar. Cold water use only.

  • Section: 1015 Filling Loop
  • WRAS Approval Number: 2111057
  • Expiry date: 30/11/2026
  • Size: 8-750-731-754 Integral Filling Link Assembly: ½” BSP (M). 7-716-192-281 & 8-716-107-303 Integral Filling links: DN22 ØD manifold connection inlet/outlet.
  • Marking: Bosch, flow arrow, Worcester, model and date of manufacture (dial format) on body.
  • Installation Requirements R001
  • Model
    8-750-731-754 (Complete) Integral Filling Link Assembly Consisting of either: 7-716-192-281 or 8-716-107-303 Integral Filling links.
  • Manufacturer: Bosch Thermotechnology Ltd.
    Company Name
    Bosch Thermotechnology Ltd.
    Address
    Cotswold Way Warndon Worcester
    Postcode
    WR4 9SW
    Phone
    0844 892 9900
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