About Us
Contact Us
Delivery
FAQs
Log In / Register

Search

£0.00 0 Basket 0

Gas Boiler Spares
View all Gas Boiler Spares
Oil Boiler Spares
View all Oil Boiler Spares
LPG Boiler Spares
View all LPG Boiler Spares
Cylinder Spares
View all Cylinder Spares
Water Heater Spares
View all Water Heater Spares
Fire Spares
View all Fire Spares
Shower Spares
View all Shower Spares
Electrical
View all Electrical
Trade Essentials
View all Trade Essentials
Brands
View all brands
Help & Support
About Us
Contact Us
Delivery
Frequently Asked Questions
Online Account
Log In / Register

Order by 7pm for
SAME DAY DESPATCH *
Over 20,000
spare parts in stock
0330 123 3707
Open 7 days a week
CLICK & COLLECT
from over 3,000 locations

Home
Cylinder Spares
PRVs & PTRVs
AUROSTOR VIH S 300 S ELECTRIC

PRVs & PTRVs for AUROSTOR VIH S 300 S ELECTRIC

Filter by type(clear)

Gas Boiler Spares
Uncategorised
Cylinder Spares

Filter by category(clear)

PRVs & PTRVs

Filter by brand

Alpha
Alternative Range
Andrews Water Heaters
Ariston
Baxi
Ferroli Boiler Spares
Gledhill
Glowworm Boiler Spares
Heatrae Sadia Boiler Parts
ICI Caldaie Boiler Parts
Ideal Domestic Boiler Spares
Range Powermax
Redring
Vaillant Boiler Spares

Filter by appliance(clear)

Alpha CB RANGE 50 COMBI NG
Alpha CD RANGE 50 COMBI NG
Alpha COMBIMAX 350
Alpha COMBIMAX 600
Andrews Water Heaters ANDREWS 24/29 NG
Andrews Water Heaters CSC B 39 NG & LPG
Andrews Water Heaters CSC B 78 NG & LPG
Andrews Water Heaters CSC B 93 NG & LPG
Andrews Water Heaters CSC B59 NG & LPG
Andrews Water Heaters CSC CSCL B 39 NG & LPG
Andrews Water Heaters CSC CSCL B 59 NG & LPG
Andrews Water Heaters CSC CSCL B 78 NG & LPG
Andrews Water Heaters CSC CSCL B 93 NG & LPG
Andrews Water Heaters ECOFLO COMPACT 20/190 NG
Andrews Water Heaters ECOFLO EC230/600 NG
Andrews Water Heaters ECOFLO EC230/700 NG
Andrews Water Heaters ECOFLO EC230/960 NG
Andrews Water Heaters ECOFLO EC380/1220 NG
Andrews Water Heaters ECOFLO EC380/1400 NG
Andrews Water Heaters ECOFLO EC380/1900 NG
Andrews Water Heaters ECOFLO EC380/740 NG
Andrews Water Heaters ECOFLO EC380/980 NG
Andrews Water Heaters ECOFLO LEC230/600 NG
Andrews Water Heaters ECOFLO LEC230/700 NG
Andrews Water Heaters ECOFLO LEC230/960 NG
Andrews Water Heaters ECOFLO LEC380/1220 LPG
Andrews Water Heaters ECOFLO LEC380/1220 NG
Andrews Water Heaters ECOFLO LEC380/1400 LPG
Andrews Water Heaters ECOFLO LEC380/1400 NG
Andrews Water Heaters ECOFLO LEC380/1900 LPG
Andrews Water Heaters ECOFLO LEC380/1900 NG
Andrews Water Heaters ECOFLO LEC380/740 NG
Andrews Water Heaters ECOFLO LEC380/980 NG
Andrews Water Heaters FASTFLO LWHI49 LPG
Andrews Water Heaters FASTFLO LWHIC56 LPG
Andrews Water Heaters FASTFLO LWHICX56 LPG
Andrews Water Heaters FASTFLO LWHIX49 LPG
Andrews Water Heaters FASTFLO PLUS LWHIC56 LPG
Andrews Water Heaters FASTFLO PLUS LWHICX56 LPG
Andrews Water Heaters FASTFLO PLUS WHIC56 NG & LPG
Andrews Water Heaters FASTFLO PLUS WHICX56 NG
Andrews Water Heaters FASTFLO WH42 NG
Andrews Water Heaters FASTFLO WH56 NG
Andrews Water Heaters FASTFLO WHI49 NG
Andrews Water Heaters FASTFLO WHIC56 NG & LPG
Andrews Water Heaters FASTFLO WHICX56 NG
Andrews Water Heaters FASTFLO WHIX49 NG
Andrews Water Heaters HIFLO 32/143 NG
Andrews Water Heaters HIFLO 54/418 NG
Andrews Water Heaters HIFLO 62/341 NG
Andrews Water Heaters HIFLO 65/173 NG
Andrews Water Heaters HIFLO 81/264 NG
Andrews Water Heaters NEOFLO SC25/400 NG
Andrews Water Heaters NG/PROP/BUT/WATER HT CSC39 NG
Andrews Water Heaters OIL FIRED OFS108 OIL
Andrews Water Heaters OIL FIRED OFS163 OIL
Andrews Water Heaters OIL FIRED OFS25 OIL
Andrews Water Heaters OIL FIRED OFS29 OIL
Andrews Water Heaters OIL FIRED OFS63 OIL
Andrews Water Heaters OIL FIRED OFS90 OIL
Andrews Water Heaters PROP/BUT/WATER HT CSC59 NG
Andrews Water Heaters PROP/BUT/WATER HT CSC78 NG
Andrews Water Heaters PROP/BUT/WATER HT CSC93 NG
Andrews Water Heaters PROP/BUT/WATER HT CSCL39 NG
Andrews Water Heaters PROP/BUT/WATER HT CSCL59 NG
Andrews Water Heaters PROP/BUT/WATER HT CSCL78 NG
Andrews Water Heaters PROP/BUT/WATER HT CSCL93 NG
Andrews Water Heaters RSC 150 NG
Andrews Water Heaters RSC 190 NG
Andrews Water Heaters STANDARD 24/39 NG
Andrews Water Heaters STANDARD 32/40 NG
Andrews Water Heaters STANDARD 40/61 NG
Andrews Water Heaters STANDARD 63/32 NG
Andrews Water Heaters STANDARD 84/87 NG
Andrews Water Heaters STANDARD L24/31 NG
Andrews Water Heaters STANDARD L32/35 NG
Andrews Water Heaters STANDARD L40/36 NG
Andrews Water Heaters STANDARD L63/71 NG
Andrews Water Heaters STANDARD L84/74 NG
Ariston 500 STD UK PROTECK
Ariston 500 STI UK PROTECK
Ariston ACO 27 MFFI
Ariston ACO 27 MFFI COMBI NG
Ariston ACO 27 RFFI SYSTEM NG
Ariston ACO 32 MFFI
Ariston ACO 32 MFFI COMBI NG
Ariston ACO 32 RFFI SYSTEM NG
Ariston ACO 35 PLUS COMBI NG
Ariston ACO FLOOR 35 SYSTEM NG
Ariston ANDRIS LUX ECO ELEC
Ariston ANDRIS NEW EUROPRIMA ELEC
Ariston AQUABRAVO ITD 130 ELEC
Ariston AQUABRAVO ITD 130 ELEC
Ariston AQUABRAVO ITD 150 ELEC
Ariston AQUABRAVO ITD 150 ELEC
Ariston AQUABRAVO ITD 215 ELEC
Ariston AQUABRAVO ITD 305 ELEC
Ariston AQUABRAVO ITI 130 ELEC
Ariston AQUABRAVO ITI 130 ELEC
Ariston AQUABRAVO ITI 150 ELEC
Ariston AQUABRAVO ITI 150 ELEC
Ariston AQUABRAVO ITI 215 ELEC
Ariston AQUABRAVO ITI 255 ELEC
Ariston AQUABRAVO ITI 305 ELEC
Ariston AQUABRAVO ITI 80 ELEC
Ariston AQUABRAVO ITI 80 ELEC
Ariston CLASSICO STD 125
Ariston CLASSICO STD 125 ELEC
Ariston CLASSICO STD 125 V2 ELEC
Ariston CLASSICO STD 150
Ariston CLASSICO STD 150 ELEC
Ariston CLASSICO STD 150 V2 ELEC
Ariston CLASSICO STD 210
Ariston CLASSICO STD 210 ELEC
Ariston CLASSICO STD 210 V2 ELEC
Ariston CLASSICO STD 300
Ariston CLASSICO STD 300 ELEC
Ariston CLASSICO STD 300 ELEC
Ariston CLASSICO STD 300 V2 ELEC
Ariston CLASSICO STD 500 ELEC
Ariston CLASSICO STI 125
Ariston CLASSICO STI 125 ELEC
Ariston CLASSICO STI 125 V2 ELEC
Ariston CLASSICO STI 150
Ariston CLASSICO STI 150 ELEC
Ariston CLASSICO STI 150 V2 ELEC
Ariston CLASSICO STI 210
Ariston CLASSICO STI 210 ELEC
Ariston CLASSICO STI 210 V2 ELEC
Ariston CLASSICO STI 300
Ariston CLASSICO STI 300 ELEC
Ariston CLASSICO STI 300 ELEC
Ariston CLASSICO STI 300 V2 ELEC
Ariston CLASSICO STI 500 ELEC
Ariston CONTRACT 125 STI PROTECH ELEC
Ariston CONTRACT 150 STI PROTECH ELEC
Ariston CONTRACT 210 STI PROTECH ELEC
Ariston CONTRACT 300 STI PROTECH ELEC
Ariston CONTRACT 500 STI ELEC
Ariston ECOCOMBI 27 MFF1
Ariston EP 10 0 from serial no. 000419
Ariston EP 10 OR 3KW
Ariston EP 10 U 2KW from serial no. .
Ariston EP 10 U 2KW from serial no. 00
Ariston EP 10 U 2KW from serial no. 98
Ariston EP 10 U 3 KW from serial no. 0
Ariston EP 10 UR 2KW
Ariston EP 10 UR 3KW
Ariston EP 15 0 from serial no. 000419
Ariston EP 15 OR 3KW
Ariston EP 15 U 2KW from serial no. .
Ariston EP 15 U 2KW from serial no. 00
Ariston EP 15 U 2KW from serial no. 98
Ariston EP 15 U 3 KW from serial no. 0
Ariston EP 15 UR 2KW
Ariston EP 15 UR 3KW
Ariston EP 30 O
Ariston EP 30 R 3KW
Ariston EUROPRISMA EP 10 OR 3KW ELEC
Ariston EUROPRISMA EP 10 UR 2KW ELEC
Ariston EUROPRISMA EP 10 UR 3KW ELEC
Ariston EUROPRISMA EP 15 OR 3KW ELEC
Ariston EUROPRISMA EP 15 UR 2KW ELEC
Ariston EUROPRISMA EP 15 UR 3KW ELEC
Ariston GENUS 30 PLUS COMBI NG
Ariston GENUS 27 BFFI PLUS from serial
Ariston GENUS 27 PLUS ED 3 COMBI NG
Ariston GENUS 27 PLUS ED 4 COMBI NG
Ariston GENUS B PLUS 30 BFF1
Ariston GENUS HE 35 PLUS COMBI NG
Ariston HP 10 O from serial no. .. to
Ariston HP 10 O from serial no. 980409
Ariston HP 10 U from serial no. .. To
Ariston HP 10 U from serial no. 980410
Ariston HP 15 O from serial no. .. to
Ariston HP 15 O from serial no. 980409
Ariston HP 15 U from serial no. .. To
Ariston HP 15 U from serial no. 980410
Ariston HP 30 O from serial no. .. to
Ariston HP 30 O from serial no. 980409
Ariston INTESA 23 MFFI COMBI NG
Ariston INTESA 30 MFFI COMBI NG
Ariston PRIMO ITD 100 NEW ELEC
Ariston PRIMO ITD 125 ELEC
Ariston PRIMO ITD 150 ELEC
Ariston PRIMO ITD 175 NEW ELEC
Ariston PRIMO ITD 210 ELEC
Ariston PRIMO ITD 250 NEW ELEC
Ariston PRIMO ITD 300 ELEC
Ariston PRIMO ITD 300 ELEC
Ariston PRIMO ITI 100 NEW ELEC
Ariston PRIMO ITI 125 ELEC
Ariston PRIMO ITI 150 ELEC
Ariston PRIMO ITI 175 NEW ELEC
Ariston PRIMO ITI 210 ELEC
Ariston PRIMO ITI 250 NEW ELEC
Ariston PRIMO ITI 300 ELEC
Ariston PRIMO ITI 300 ELEC
Ariston PRIMO ITSI 300 ELEC
Ariston PRIMO TWN ITSI 210 ELEC
Ariston PRIMO TWN ITSI 250 ELEC
Ariston PRIMO TWN ITSI 300 ELEC
Ariston PROTECH 500 STD ELEC
Ariston PROTECH 500 STI ELEC
Baxi MAXFLOW COMBI FS
Baxi MAXFLOW COMBI WM COMBI NG
Gledhill ACCOLADE A CLASS COMBI NG
Gledhill ACCOLADE ESTATE 210D NG
Gledhill ACCOLADE ESTATE 125ID NG
Gledhill ACCOLADE ESTATE 140D NG
Gledhill ACCOLADE ESTATE 150ID NG
Gledhill ACCOLADE ESTATE 175D NG
Gledhill ACCOLADE ESTATE 180ID NG
Gledhill ACCOLADE ESTATE 210ID NG
Gledhill ACCOLADE ESTATE 240ID NG
Gledhill SLESSLITE PREPLUMBED SYSTEM NG
Gledhill STAINLESS LITE PRO SYSTEM NG
Glowworm Boiler Spares C-CI 30CIPLUS COMBI NG
Glowworm Boiler Spares ULTRAPOWER SXI 100 SYSTEM NG
Glowworm Boiler Spares ULTRAPOWER SXI 170 SYSTEM NG
Glowworm Boiler Spares XTRAMAX HE COMBI LPG
Heatrae Sadia Boiler Parts ELECTROMAX ELECTRIC
Heatrae Sadia Boiler Parts HANDY 45476 ELECTRIC
Heatrae Sadia Boiler Parts HE
Heatrae Sadia Boiler Parts HEATSTORE UNVENTED
Heatrae Sadia Boiler Parts HOTFLO 10LTR 2.4KW
Heatrae Sadia Boiler Parts HOTFLO 15LTR 2.4KW
Heatrae Sadia Boiler Parts HOTFLO 15LTR 4.5KW
Heatrae Sadia Boiler Parts HOTFLO 30
Heatrae Sadia Boiler Parts HOTFLO MISC SPARES
Heatrae Sadia Boiler Parts MEGAFLO HE SPARES
Heatrae Sadia Boiler Parts MEGAFLO HE SPARES SYSTEMFIT
Heatrae Sadia Boiler Parts MEGAFLO W/OUT INTERNAL AIR VOL
Heatrae Sadia Boiler Parts MEGAFLO WITH INTERNAL AIR VOLU
Heatrae Sadia Boiler Parts MULTIPOINT 10
Heatrae Sadia Boiler Parts MULTIPOINT 10 LTR
Heatrae Sadia Boiler Parts MULTIPOINT 10 XV
Heatrae Sadia Boiler Parts MULTIPOINT 15
Heatrae Sadia Boiler Parts MULTIPOINT 15 LTR
Heatrae Sadia Boiler Parts MULTIPOINT 15 XV
Heatrae Sadia Boiler Parts MULTIPOINT 30
Heatrae Sadia Boiler Parts MULTIPOINT 30 HORIZ
Heatrae Sadia Boiler Parts MULTIPOINT 50
Heatrae Sadia Boiler Parts MULTIPOINT 50 HORIZ
Heatrae Sadia Boiler Parts MULTIPOINT 75
Heatrae Sadia Boiler Parts POWERMAX HE 115 SYSTEM NG
Heatrae Sadia Boiler Parts POWERMAX HE 150 SYSTEM NG
Heatrae Sadia Boiler Parts POWERMAX HE 85 SYSTEM NG
ICI Caldaie Boiler Parts ICI SOLAR TWIN COMBI NG
Ideal Domestic Boiler Spares ISTOR HE 260 SYSTEM NG
Ideal Domestic Boiler Spares ISTOR HE 325 SYSTEM NG
Range Powermax PMAX ERP24 STORE 115LV1 SYS NG
Range Powermax PMAX ERP24 STORE 115LV2 SYS NG
Range Powermax PMAX ERP24 STORE 150LV1 SYS NG
Range Powermax PMAX ERP24 STORE 150LV2 SYS NG
Range Powermax PMAX ERP24 STORE 90L V1 SYS NG
Range Powermax PMAX ERP24 STORE 90L V2 SYS NG
Range Powermax POWERMAX HE 115 SYSTEM NG
Range Powermax POWERMAX HE 150 SYSTEM NG
Range Powermax POWERMAX HE 85 SYSTEM NG
Range Powermax PROMAX HE STORE 115L SYSTEM NG
Range Powermax PROMAX HE STORE 150L SYSTEM NG
Range Powermax PROMAX HE STORE 90L SYSTEM NG
Range Powermax TRIBUNE HE 180 PREPLM2 STDVER
Redring DUALHEAT DH12UC MK2
Redring DUALHEAT DH9UC MK2
Redring LW 100
Redring LW 125
Redring LW 150
Redring LW 200
Redring LW 50
Redring LW 75
Redring LWC 100DI
Redring LWC 144DI
Redring LWC 144ID
Redring LWC 210DI
Redring LWC 210ID
Redring LWC 50DI
Redring LWC 75DI
Vaillant Boiler Spares actoSTORE 15 (2012-CURR)
Vaillant Boiler Spares ACTOSTORE 15 R1 2012-CURR
Vaillant Boiler Spares aquaPLUS (2002-2005)
Vaillant Boiler Spares AQUAPLUS VUI 362-7 COMBI NG
Vaillant Boiler Spares AUROSTOR VIH S 200 S
Vaillant Boiler Spares AUROSTOR VIH S 300 S ELECTRIC
Vaillant Boiler Spares GEOTHERM VWS 101/2 230V ELEC
Vaillant Boiler Spares GEOTHERM VWS 61/2 230V ELEC
Vaillant Boiler Spares GEOTHERM VWS 81/2 230V ELEC
Vaillant Boiler Spares VANTAGE 120/3 (1995-1999 )
Vaillant Boiler Spares VANTAGE 120/4 (1999-2003 )
Vaillant Boiler Spares VANTAGE 120/5 (2003-2005 )
Vaillant Boiler Spares VANTAGE 150/3 (1995-1999 )
Vaillant Boiler Spares VANTAGE 150/4 (1999-2003 )
Vaillant Boiler Spares VANTAGE 150/5 (2003-2005 )
Vaillant Boiler Spares VANTAGE 200/3 (1995-1999 )
Vaillant Boiler Spares VANTAGE 200/4 (1999-2003 )
Vaillant Boiler Spares VANTAGE 200/5 (2003-2005 )
Vaillant Boiler Spares VIH C 120/3 (1995-1999 )
Vaillant Boiler Spares VIH C 150/3 (1995-1999 )
Vaillant Boiler Spares VIH C 200/3 (1995-1999 )
Vaillant Boiler Spares VIH CL 15 S (2006-2010)
Vaillant Boiler Spares VIH CL 15 S (2012-CURR)
Vaillant Boiler Spares VIH CL 15 S R1 (2012-CURR)
Vaillant Boiler Spares VIH CR 120/4 (1999-2003 )
Vaillant Boiler Spares VIH CR 150/4 (1999-2003 )
Vaillant Boiler Spares VIH CR 200/4 (1999-2003 )
Vaillant Boiler Spares VIH GB 120/3 INDIRECT ELEC
Vaillant Boiler Spares VIH GB 125 S (2005-2010 )
Vaillant Boiler Spares VIH GB 155 S (2005-2010 )
Vaillant Boiler Spares VIH GB 180 S (2005-2010 )
Vaillant Boiler Spares VIH GB 180/3 INDIRECT ELEC
Vaillant Boiler Spares VIH GB 210 S (2005-2010 )
Vaillant Boiler Spares VIH GB 210/2 S INDIRECT ELEC
Vaillant Boiler Spares VIH GB 260 S (2005-2010 )
Vaillant Boiler Spares VIH GB 260/2 S INDIRECT ELEC
Vaillant Boiler Spares VIH GB 310 S (2005-2010 )
Vaillant Boiler Spares VIH GB 310/2 S INDIRECT ELEC
Vaillant Boiler Spares VIH R 120/5 (2003-2005 )
Vaillant Boiler Spares VIH R 150/5 (2003-2005 )
Vaillant Boiler Spares VIH R 200/5 (2003-2005 )
Vaillant Boiler Spares VIH S 200 S (2005-2010 )
Vaillant Boiler Spares VIH S 250 S (2005-2010 )
Vaillant Boiler Spares VIH S 300 S (2005-2010 )
Vaillant Boiler Spares VIH S GB 210/2 S INDIRECT ELEC
Vaillant Boiler Spares VIH S GB 260/2 S INDIRECT ELEC
Vaillant Boiler Spares VIH S GB 310/2 S INDIRECT ELEC
Vaillant Boiler Spares VUI 376/5-5 R1 (2012-CURR)

Sort by:

Page:

VAILLANT 0020009866 TEMPERATURE&PRESSURE RELIEF VALVE

VAILLANT 0020009866 TEMPERATURE&PRESSURE RELIEF VALVE

Part No: 1379442 / MPN: 0020009866

£128.40 inc VAT

In stock - Next day delivery available

VAILLANT 0020009866 TEMPERATURE&PRESSURE RELIEF VALVE

1 product found

Page:

Our Blog
Read our blog with the latest news from Direct Heating Spares
Boiler Manuals
Browse thousands of our boiler manuals we have free online
Trade Essentials
View our wide range of trade essential products

Helpful Links
Home
Merchant/Wholesale
About Us
Delivery Information
Frequently Asked Questions
Special Offers
Our Brands
Online Account
Unsubscribe From Marketing

Information
Conditions of Use
Cookie Policy
Privacy Policy
Sales Terms
Terms & Conditions
Accessibility Statement
Modern Slavery Statement
Careers

Contacting Us
Direct Heating Spares
Chorley North Business Park
Chorley
Lancashire
PR6 7BT
United Kingdom
T: 0330 123 3707
E: web@dhsspares.co.uk
Online Enquiry Form

Opening Hours
Contact Centre
Weekdays 7am – 7pm
Saturday 8am – 4pm
Sunday 9am – 1pm
Trade Counter
Weekdays 8am – 4:30pm
Saturday Closed
Sunday Closed

© 2025 Direct Heating Spares Ltd