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Founded in 1896, Herz have been continuously active in the biomass market for more than 117 years. In that time, Herz has established itself as a specialist in renewable heating systems.

Herz places a great importance on modern, cost effective and environmentally friendly heating systems with the highest level of convenience and user friendliness.

Over 1,000 Boiler Installations

Alternative Heat Ltd was established in 2003 and has rapidly developed into one of the leading MCS registered suppliers and installers of renewable heating systems throughout the UK and Ireland. We specialise in the design, supply, installation and commissioning of renewable heating systems for commercial and industrial applications.

Our installations are not only cost effective and sustainable, but also help reduce carbon emissions. Within our team we have an extensive range of experience in the Mechanical Services industry which has enabled us to develop systems to cater for the needs of the modern built environment.

New Head Office in Banbridge, Co. Down opening June 2017!

Past Clients