Storage Water Heaters

Enjoy reliable hot water on demand with our storage water heaters. Designed for efficiency, durability, and consistent performance, these units heat and store water so it’s ready whenever you need it. Perfect for kitchens, bathrooms, offices, and commercial settings, they provide a steady supply while reducing heat-up times. Available in a range of capacities and designs, our storage water heaters feature corrosion-resistant tanks, superior insulation to minimise heat loss, and safety features compliant with British standards.

For help choosing the right model, visit our detailed Water Heaters Buying Guide for expert advice and recommendations.

Shop now for high-quality storage water heaters with fast delivery across the UK.

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  • Zip Aquapoint IV AP450S Unvented Water Heater AP450S 2kW Zip Aquapoint IV AP450S Unvented Water Heater AP450S 2kW
  • Zip Aquapoint AP430S 30L Unvented Overbasin Water Heater – 2kW SmartEco, WRAS Approved Zip Aquapoint AP430S 30L Unvented Overbasin Water Heater – 2kW SmartEco, WRAS Approved
  • -5%
    TTulpe Verlo 80 Litre Smart Flat Unvented Water Heater 1.8 kW – Slim & Energy Efficient TTulpe Verlo 80 Litre Smart Flat Unvented Water Heater 1.8 kW – Slim & Energy Efficient
  • TTulpe Verlo 100 Litre Smart Flat Unvented Water Heater 1.8 kW – Compact, Energy Efficient & Universal Mounting TTulpe Verlo 100 Litre Smart Flat Unvented Water Heater 1.8 kW – Compact, Energy Efficient & Universal Mounting
  • -5%
    TTulpe SmartMaster 80 Litre Slim Unvented Storage Water Heater 3.3 kW with Wi-Fi Control – Slim, Smart & High-Pressure TTulpe SmartMaster 80 Litre Slim Unvented Storage Water Heater 3.3 kW with Wi-Fi Control – Slim, Smart & High-Pressure
  • TTulpe Shadow 50-H 50 Litre Unvented Storage Water Heater 2 kW with Wi-Fi Control – Compact, Smart & High-Pressure TTulpe Shadow 50-H 50 Litre Unvented Storage Water Heater 2 kW with Wi-Fi Control – Compact, Smart & High-Pressure
  • TTulpe Shadow 30 Litre Flat Unvented Storage Water Heater 2 kW Wi-Fi – Compact, High-Pressure & Smart Control TTulpe Shadow 30 Litre Flat Unvented Storage Water Heater 2 kW Wi-Fi – Compact, High-Pressure & Smart Control
  • Sunamp Thermino xPlus Heat Battery Range Indirect Water Heaters Sunamp Thermino xPlus Heat Battery Range Indirect Water Heaters
  • Sunamp Thermino ePlus Heat Battery Range Direct Water Heaters Sunamp Thermino ePlus Heat Battery Range Direct Water Heaters
  • -7%
    Stiebel Eltron 5L Under Sink 2KW SNU 5 Plus (GB) Water Heater Stiebel Eltron 5L Under Sink 2KW SNU 5 Plus (GB) Water Heater
  • Stiebel Eltron 10L Under Sink 2KW SNU 10 Plus (GB) Water Heater Stiebel Eltron 10L Under Sink 2KW SNU 10 Plus (GB) Water Heater
  • OSO Nano N RM5 Mini Undersink Water Heater - Compact Floor & Wall Mount 5L Point-of-Use Electric Hot Water Heater OSO Nano N RM5 Mini Undersink Water Heater - Compact Floor & Wall Mount 5L Point-of-Use Electric Hot Water Heater
  • OSO Multipoint W Electric Hot Water Heater - Floor & Wall Mounted 30-100L Direct Electric Cylinders
  • Heatrae Sadia Streamline 7L 3kW Under Sink Water Heater - Vented Compact Undersink Unit
  • Heatrae Sadia Streamline 7L 3kW Oversink Water Heater - Vented Compact Unit with Grey Spout
  • Zip Aquapoint 3 AP315 Undersink Water Heater 15L 2kW Zip Aquapoint 3 AP315 Undersink Water Heater 15L 2kW
  • Zip Aquapoint 3 AP305 Undersink Water Heater 5L 2kW Zip Aquapoint 3 AP305 Undersink Water Heater 5L 2kW
  • TTulpe Verlo 30 Litre Smart Flat Unvented Water Heater Universal Wall Mount – Slim, Efficient & Smart Control TTulpe Verlo 30 Litre Smart Flat Unvented Water Heater Universal Wall Mount – Slim, Efficient & Smart Control
  • TTulpe SmartMaster 50 Litre Unvented Flat Storage Water Heater 2 kW with Wi-Fi Control – Compact, Smart & Energy Efficient TTulpe SmartMaster 50 Litre Unvented Flat Storage Water Heater 2 kW with Wi-Fi Control – Compact, Smart & Energy Efficient
  • TTulpe SmartMaster 30 Litre Unvented Flat Storage Water Heater 2 kW with Wi-Fi Control – Compact, Smart & Efficient TTulpe SmartMaster 30 Litre Unvented Flat Storage Water Heater 2 kW with Wi-Fi Control – Compact, Smart & Efficient
  • -5%
    TTulpe Shadow 80-H 80 Litre Unvented Storage Water Heater 2 kW with Wi-Fi Control – Horizontal Flat Design, Smart & Efficient TTulpe Shadow 80-H 80 Litre Unvented Storage Water Heater 2 kW with Wi-Fi Control – Horizontal Flat Design, Smart & Efficient
  • TTulpe Shadow 80 V 80 Litre Unvented Storage Water Heater 2 kW with Wi-Fi Control – High-Pressure, Smart & Efficient TTulpe Shadow 80 V 80 Litre Unvented Storage Water Heater 2 kW with Wi-Fi Control – High-Pressure, Smart & Efficient
  • TTulpe Shadow 50 V 50 Litre Unvented Storage Water Heater 2 kW with Wi-Fi Control – Compact, Smart & High-Pressure TTulpe Shadow 50 V 50 Litre Unvented Storage Water Heater 2 kW with Wi-Fi Control – Compact, Smart & High-Pressure
  • TTulpe Seano 80 Litre Unvented Flat Water Heater 1.8 kW – Compact, Efficient & Universal Mounting TTulpe Seano 80 Litre Unvented Flat Water Heater 1.8 kW – Compact, Efficient & Universal Mounting
  • TTulpe Seano 100 Litre Unvented Smart Flat Water Heater 1.8 kW – Compact, Energy Efficient & Universal Mounting TTulpe Seano 100 Litre Unvented Smart Flat Water Heater 1.8 kW – Compact, Energy Efficient & Universal Mounting
  • TTulpe Buono 30-U Under Sink Storage Water Heater 1.5 kW – Compact & Reliable TTulpe Buono 30-U Under Sink Storage Water Heater 1.5 kW – Compact & Reliable
  • TTulpe Buono 30-O Over Sink Vented Storage Water Heater 1.5 kW – Compact, Reliable TTulpe Buono 30-O Over Sink Vented Storage Water Heater 1.5 kW – Compact, Reliable
  • Thermex smart unvented storage water heater with a bathroom background Bathroom setting with a water heater and text about its features
  • Thermex IF 50 Flat Smart Unvented Storage Water Heater 2 kW – Compact, Energy Efficient & Smart Features Thermex IF 50 Flat Smart Unvented Storage Water Heater 2 kW – Compact, Energy Efficient & Smart Features
  • Thermex IF 30 Flat Smart Unvented Storage Water Heater 2 kW – Compact, Energy Efficient & Smart Mode Thermex IF 30 Flat Smart Unvented Storage Water Heater 2 kW – Compact, Energy Efficient & Smart Mode

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