HRM Wallstar Oil Condensing Wall Mounted Boiler WA1, WA2, WA3 – Sale, Wholesale & Retail |Energy Fuel UK

Reliable, Space-Saving Wall-Mounted Oil Boilers for Domestic Heating HRM Wallstar Oil Condensing Wall Mounted Boiler

At Energy Fuel UK, we supply the full range of HRM Wallstar Oil Condensing Wall Mounted Boilers – including the WA1, WA2, and WA3 models. Trusted by heating engineers across the UK, these British-manufactured oil boilers are known for their compact design, high efficiency, and reliable performance in homes without mains gas access.

Designed for external wall mounting, the HRM Wallstar condensing boiler frees up internal space while delivering consistent, energy-efficient heating for a wide range of domestic properties.

🔧 Key Features: HRM Wallstar Oil Condensing Wall Mounted Boiler

• Available models: WA1 (12–14kW), WA2 (20–24kW), WA3 (25–32kW)

• External wall-mounted condensing oil boiler – saves internal space

• High-efficiency condensing technology – lower fuel bills, fewer emissions

• Integrated flue and pipework kit for simple installation

• Quiet operation and low maintenance

• Ideal for small to large homes

• Stainless steel heat exchanger for long life

• Approved for use with kerosene oil (28 sec)

• UK-built and supported by excellent aftercare

🔥 Ideal For: HRM Wallstar Oil Condensing Wall Mounted Boiler

• Off-grid properties or homes without mains gas

• Small, medium, and large domestic heating systems

• Installers needing compact external boiler solutions

• Customers seeking energy-efficient, space-saving oil boilers

Whether you need a WA1 boiler for a small home, or the WA3 model for higher heating demands, the HRM Wallstar range offers excellent flexibility and long-term reliability.

HRM Wallstar Oil Condensing Wall Mounted Boiler WA1 WA2 WA3

This new HRM Wallstar Heat Only Boiler complies with the Energy Related Products (ErP) Directive stating that from September 2018, NOx emissions from oil boilers must not exceed 120mg/kWh.

The HRM Wallstar Condensing Boiler is the latest version of HRM Wallstar boiler which has now been in production for 20 years. Unrivalled with it’s high efficiency, space saving design and quiet, odourless operation, while retaining the original Wallstars ease of installation and servicing. Supplied complete with an integrated Balanced Flue, The Wallstar Condensing Boiler is available in a 12-16kW, 12-20kW and a 20-24kW output.

. Telescopic Flue & Wall Duct Range : 210 – 340mm
. Suitable for Use on Fully Pumped Indirect Sealed or Open Vented Systems Only.
. Manual Reset High Limit Thermostat is fitted as Standard
. Frost Thermostat is Fitted as Standard
. Max Installation height 2.5m From Tank Outlet to Bottom of Casing
. Oil Filter, Non-return Valve, and Condensate Trap Included

Manufacturers Warranty: 2 Years Parts and Labour, 3 Addl Years on Water Jacket.

🛒 For Sale, Wholesale & Retail – UK Delivery from Energy Fuel UK

At Energy Fuel UK, we provide HRM Wallstar boilers for individual retail customers, trade installers, and wholesale buyers. Whether you’re purchasing a single unit or placing a bulk order, we ensure competitive pricing, expert support, and nationwide UK delivery.

Why Buy from Us?

• Competitive prices for retail & wholesale

• Trade discounts for heating professionals

• Fast UK-wide shipping

• Expert advice on sizing & compatibility

• Trusted supplier of HRM boilers & parts

👉 View All Oil Boilers

📞 Need Help Choosing WA1, WA2, or WA3?

Contact our knowledgeable team today for help choosing the right HRM Wallstar boiler model for your home or project. We offer full technical support, sizing guidance, and product advice.

Energy Fuel UK – Your Trusted UK Supplier of HRM Oil Boilers for Sale, Trade & Wholesale

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