-
Flexi Hoses
Regular price £10.00 GBPSale price £10.00 GBPUnit price per -
Heatrae Sadia Pack U2 Expansion Vessel Check Valve and Expansion Relief Valve
Regular price £120.00 GBPRegular priceUnit price per£290.40 GBP-59%
Sale price £120.00 GBP£290.40 GBP -
Heatrae Sadia Pack U5 Expansion Vessel and Check Valve
Regular price £155.00 GBPRegular priceUnit price per£217.20 GBP-29%
Sale price £155.00 GBP£217.20 GBP -
Zip Expansion Vessel & Check Valve
Regular price £106.80 GBPRegular priceUnit price per£142.40 GBP-26%
Sale price £106.80 GBP£142.40 GBP -
Zip Pressure & Temperature Relief Valve
Regular price £120.94 GBPRegular priceUnit price per£161.26 GBP-26%
Sale price £120.94 GBP£161.26 GBP -
Zip Pressure Reducer & Line Strainer
Regular price £106.80 GBPRegular priceUnit price per£142.40 GBP-26%
Sale price £106.80 GBP£142.40 GBP -
Zip Thermostatic Blending Valve
Regular price £155.69 GBPRegular priceUnit price per£207.59 GBP-26%
Sale price £155.69 GBP£207.59 GBP
Genuine Water Heater Spares & Replacement Parts
Keeping electric water heaters, unvented cylinders, and hand-washing boilers operating safely and efficiently requires reliable replacement parts. At Simco Direct, our comprehensive collection of water heater spares provides plumbing engineers, facility managers, and homeowners with high-quality components designed to restore performance and extend the lifespan of heating appliances.
Replacing worn components—such as scaled heating elements, faulty thermostats, or leaking pressure valves—is a cost-effective alternative to full system replacement. Whether you are performing routine annual maintenance on a commercial unvented water heater or repairing a compact point-of-use undersink heater in an office, our inventory covers essential spare parts backed by UK safety standards and fast delivery options.
Key Water Heater Spare Parts in Our Range
Our water heater spare parts collection includes components for leading UK water heating brands and systems:
- Immersion Heating Elements: High-grade copper and Incoloy heating elements designed for high thermal efficiency and corrosion resistance in hard water areas.
- Capillary & Rod Thermostats: Precision dual-stem and safety limit thermostats engineered to regulate water temperatures accurately and prevent thermal cut-out failures.
- Pressure Relief & Expansion Valves: Essential safety components, including pressure temperature relief valves (PTRVs), expansion vessels, and pressure reducing valves for unvented water systems.
- Gaskets, Seals & O-Rings: High-temperature EPDM rubber seals and flange gaskets to fix minor leaks and ensure watertight seals during maintenance overhauls.
- Anode Rods & Maintenance Kits: Sacrificial magnesium and aluminum anode rods that protect steel cylinder tanks from internal galvanic corrosion.
Why Buy Water Heater Spares from Simco Direct?
As a trusted UK supplier of heating equipment and washroom hardware, Simco Direct supports trade plumbing contractors and maintenance engineers with dedicated service:
- Competitive Trade Rates: Save on essential spare parts and bulk order quantities for property maintenance contracts.
- Fast UK Mainland Delivery: Stocked locally in the UK for rapid dispatch directly to your job site, workshop, or business premises.
- Certified Quality Standards: All electrical and plumbing spares comply with UKCA, CE, and WRAS standards where applicable for safe installation.
- Expert UK Technical Support: Need assistance matching element wattages, flange thread sizes, or thermostat probe lengths? Our technical team is available to assist.