Reliance TPR15 PTEM550853 Pressure & Temperature Relief Valve provides 10 Bar pressure relief, 90–95°C temperature discharge, and a 95mm probe, WRAS approved for unvented systems.
Reliance CPT15 Pressure & Temperature Relief Valve combines 4.5 Bar pressure relief and 90–95°C temperature discharge in a WRAS approved brass body—ideal for unvented cylinder safety.
Caleffi 309473 CST Series 309 Relief Valve provides dual protection at 90°C temperature and 7 Bar pressure with 1/2″ connection—WRAS approved for unvented storage systems.
Heatrae Sadia 95605810 Temperature & Pressure Relief Valve rated at 10 Bar, provides essential protection against overpressure and overheating in Megaflo and Santon unvented cylinders.
Caleffi A311501CST Pressure Relief Valve with 6 Bar rating and loose nut fitting—a direct replacement for MK2 Multiblocs in unvented hot water systems.
Altecnic Caleffi F0000412 Pressure Relief Valve features a 6 Bar rating and circlip connection—designed as a direct replacement for MK3 Caleffi multiblocs in unvented hot water systems.
Intatec Inta Multibloc UVGS21822210.1 combines 3 Bar pressure regulation, 6 Bar safety relief, check valve, and 300-micron stainless steel filter in one WRAS-approved unit.
Reliance 6 Bar Pressure Relief Cartridge compatible with Heatrae Sadia Megaflo 70 Litre systems, offers safe pressure control and durable construction for long-term heating system protection.
Reliance 8 Bar Pressure Relief Cartridge offers secure pressure control for Heatrae Sadia Megaflo and Electromax unvented systems, combining easy installation with long-lasting performance.
Reliance 3 Bar Pressure Relief Valve designed for Multibloc systems, fully compatible with Range Tribune HE 2 Cylinders, features durable build and easy installation for reliable system protection.
Reliance 6 Bar Pressure Relief Valve designed for Inlet Control Multibloc systems, includes secure C Clip for easy installation and durable build for long-lasting safety and performance.
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Caleffi A311501CST Loose Nut 6 Bar Pressure Relief Valve for MK2 Multibloc Unvented Cylinder Systems
1 × £25.99 Subtotal: £25.99
