Important - COVID-19 (Coronavirus):

UPDATE 22 April 2020: We're pleased to confirm that our warehouse will be re-opening for despatch of goods with effect from 27th April. In order to protect our staff, and in line with the government guidelines on social distancing, we will be operating with a reduced workforce which may result in slightly longer lead times than usual. The majority of our office staff are working from home and continue to be available to assist you in any way possible. Should you require further information, please email and we'll respond either by phone or email as quickly as we can. There may be a delay in responding to faxes, so please avoid this if possible. Be assured that we will be closely monitoring the situation and adjusting business practices where necessary to provide the best level of service in this unprecedented situation. Thank you for your understanding.

Genesis wall hung condensing boilers from Modutherm
5 year heat
Available on the Genesis WM & 32 boiler range.
5 year tank warranty
Available on the Juniper SS range.
stainless steel heat exchanger
Available on the Genesis boiler range.
10 year heat exchanger warranty
Available on the Genesis FS boiler range.
Stainless steel heat exchanger.
Achieves 2 BREEAM credits
Available on the Genesis FS plus boiler range.
Stainless steel heat exchanger.


At Modutherm, we offer a wide range of efficient and powerful heating solutions, from our Genesis WM wall hung boiler and Genesis FS floor standing condensing units, to large-scale hot water storage and production with our stainless steel and Polywarm™ enamel calorifiers.

If you’re not sure which heating solution to choose for your project, our nationwide specification sales team is here to help. With more than 100 years of combined industry experience and knowledge, they are happy to offer expert advice on selecting and designing commercial heating systems that fulfil the needs of your project.

Regular servicing improves efficiency and reliability. When selecting commercial boilers and heating solutions from Modutherm, you can take advantage of a variety of plans, from an annual boiler service, to fully inclusive service contracts.


Discover Modutherm’s full range of Genesis commercial boilers, as well as our calorifiers and pressurisation units. Whether it’s wall hung, floor standing, or modular configurations – we have heating solutions for all commercial applications.


View and download brochures for all Modutherm commercial heating products, plus Installer Guides, Spares Lists, and BIM Drawings. Whether you’re looking for technical data, dimensions or warranty information, you can find it in our Download Library.

If you can’t find what you’re looking for, please give us a call and we’ll be happy to answer your questions.

Brochures | Modutherm