Northern Ireland’s Best Selling
Oil-Fired Condensing Boiler
Innovation is at the heart of everything we do
Our highly efficient heating products have a reputation for quality that is second to none. We focus on providing cost effective solutions to the problem of rising energy costs. With an established history of over 35 years designing, manufacturing and supplying a wide range of highly efficient heating products, Grant has become a firm favourite for many householders and installers, when choosing a new or replacement heating system.
Despite the sophisticated technology employed in the development of new products, Grant have kept true to the original concept of simplicity in installation and maintenance, which are essential ingredients of today’s heating systems. Grant products are manufactured from the highest quality materials and designed not just to meet, but to exceed all relevant performance and environmental standards.
You’re in good hands
With our renowned customer care we’re with you every step of the way.