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ISH 2025 Contactor – Products, Exhibitors, Contacts

Overview

Warmflow Engineering Co. Limited

Address

Warmflow Engineering Co. Limited Lissue Industrial Estate, Moira Road
Lisburn, Co Antrim
BT28 2RF
Great Britain and Northern Ireland

Contact

About us

WARMFLOW - MANUFACTURER OF TRADITIONAL & RENEWABLE HEATING SYSTEMS

 Warmflow is a leading international manufacturer of domestic heating solutions.

We offer a large range of renewable energy and traditional heating solutions, which are supported by excellent customer service and more than 55 years of experience heating homes across Europe.

During the show, we will launch our new Zeno range of air-to-water heat pumps, our new Nero cylinder range, and our range of HVO (biofuel-compatible) liquid fuel boilers.

We will also be exhibiting our Zeno geothermal heat pump.

At Warmflow we pride ourselves on the quality of our products and their built-in reliability.

Please visit our stand to find out more!


Agentis condensing HVO & Biofuel Boilers

Each HVO biofuel boiler comes with the proven technology of a Riello burner, providing unrivaled reliability and quality. Furthermore, our plastic flue systems are the most versatile on the market today, with inbuilt temperature control for total safety. 

  • UK & Ireland's only triple-A rated combi boiler.
  • Installer Friendly
  • Market Leading Innovation
  • 50+ Years Heating Homes
  • 5 & 7-year warranty available
     

Nero Hot Water Cylinders & Buffer Tanks

We have focussed our attention on ensuring the largest hot water volumes, shortest heat-up times, and lowest possible heat losses are achieved throughout our range of KIWA approved unvented cylinders

  • 1 of the top 3 performing cylinders in the UK
  • Efficient coil-in-coil design   
  • Indirect, Twin Coil & Triple Coil
  • Direct and Eco Direct models
  • Volumes from 110 - 290 liters
  • Seamless Welding
  • Duplex Stainless-Steel construction

Zeno Air to Water Heat Pump

During the 2025 ISH show, we will be presenting our new air-to-water heat pump that balances efficiency, design, and cost.

Zeno Ground Source Heat Pumps

From the outset of designing our heat pump, it was conceived to be one of the most efficient appliances in its class. Independent tests have shown its efficiency to be 508% at B0W35. This means that for every 1kW of electricity consumed 5.08kW of heat are produced. 

  • Variable Speed Compressor
  • 508% Efficient
  • 65° Hot Water
  • Up to 18kW on single phase

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Keywords

  • Air to Water Heat pumps
  • Oil boilers
  • Hot water cylinders
  • HVO, Biofuel, oil, kerosene boilers
  • Ground Source Heat Pumps

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