Thermal Stores

Contemporary thermal stores for storage of Hot Water

Energy Efficient modern thermal stores designed to provide mains pressurised hot water for flats, apartments, bungalows & houses

Our range includes the HeatStream Electric and HeatStream Electric Plus thermal stores. The HeatStream Electric is best suited for flats, apartments, and electrically-heated properties. Its partner, the HeatStream Electric PLUS caters to larger properties where electricity and a traditional primary heat source, such as a boiler or a district heating, are available. Easy Installation, Low Maintenance and Compatibility with Multiple Heat Sources are some of the many key features that make the HeatStream, a perfect product for all your hot water requirements.

Key Benefits

Ideal for Flats/Apartments – The thermal store produces mains pressurised hot water in flats and apartments utilising electricity efficiently. It is open vented and therefore not subject to building regulations and discharge requirements associated with traditional unvented cylinders.

Energy Efficient – With an ErP rating of B and a standing heat loss from 1.12kWh per day, the HeatStream meets the high standards for energy efficiency needed in today’s homes. Helping specifiers to meet SAP requirements and giving consumers real value for money.

Smaller Footprint – A convenient square 520mm x 520mm footprint, making it perfect for where space is at a premium. All thermal stores can fit easily through a standard door width or a small airing cupboard. More hot water storage potential within a smaller footprint.

Easy Installation – With very few components and all connections on top, the thermal store can be installed very easily. No G3 qualification requirement for installation, and no requirement for expansion vessel or T&P relief valve.

Compatible with Multiple Heat Sources – The range is compatible with a variety of heat sources such as Oil, Gas, LPG and district heating.

Durable & Stable Product – Made from long-lasting, non-corrosive and heat-durable polyethylene, this thermal store is tough and robust. The outer tank is made from tough durable Polyethylene, reducing the chances of damage during transportation. The inner tank is made from non-corrosive Polypropylene, making it an ideal product even in poor water quality areas.

Low Maintenance Costs – Extremely low maintenance & reliable with minimal spare parts (just a 6 monthly top up), delivering very low lifetime costs. A mandatory annual safety inspection is not required with this product.

Enquire about Thermal Stores

Complete the short form to enquire about Harlequin's range of Thermal Stores.

Energy Efficient modern thermal stores designed to provide mains pressurised hot water for flats, apartments, bungalows & houses

Our range includes the HeatStream Electric and HeatStream Electric Plus thermal stores. The HeatStream Electric is best suited for flats, apartments, and electrically-heated properties. Its partner, the HeatStream Electric PLUS caters to larger properties where electricity and a traditional primary heat source, such as a boiler or a district heating, are available. Easy Installation, Low Maintenance and Compatibility with Multiple Heat Sources are some of the many key features that make the HeatStream, a perfect product for all your hot water requirements.
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