100 years of experience

Since 1878 McCallum's have established a strong reputation for quality, service and reliability which together with continuous product development has enabled us to offer a wide range of products and services to many clients. (Government Bodies, Universities, Schools, Hospitals, Hotels, Sports Centres, Contractors and Consultants).


Our range includes

Domestic Vented and Unvented Cylinders, Industrial Calorifiers, Plate Heat Exchangers, Aquatech Boosters and Aquatech Pressurisation, Direct Fired Water Heaters, Solar Cylinders and Systems, Fully Packaged Systems and Boilerhouses, Heating Boilers and Heat Interface Units. We also repair or replace existing Tube Bundles, Heat Exchangers and Air Heaters.

calorifier example