Anything and everything to go with your oil fired boiler!

Why do I need a flue for my oil boiler?

Grant Vortex condensing boilers need to be connected to a flue to remove the combustion gasses. Even if you are replacing your Grant boiler with a new version, you will require a new flue system too. It is not possible to connect to the old existing flue or liner, dueRead More

EZ-Fit Internal Low Level Balanced Flues (Yellow System)

The Yellow system has been developed to make the installation of Grant boilers both quick and simple, whilst ensuring trouble free operation – even in the most exposed site conditions. The round low level kits feature self-sealing ducts requiring no silicone or tape for joints, and the unique quick-fit clamp arrangement ensuresRead More

EZ-Fit Internal Vertical Balanced Flues (White System)

Vertical balanced flue kits share the same EZ-Fit boiler connections as our high level kits. The unique clamping system on the vertical balanced flue ensures easy assembly thereby reducing installation costs As with our high level kits it is now possible to create offsets in straight flue runs by usingRead More

EZ-Fit Internal High Level Balanced Flues (White System)

High level balanced flue kits feature the same EZ-Fit boiler connections as the low level flue. The unique clamping system on the high level flue ensures easy assembly thereby reducing installation costs. The kits may be extended horizontally and vertically. It is now possible to create offsets in standard highRead More

EZ-Fit External Low Level / High Level Flues (Green System)

This external version of the Grant high level and vertical flues is compatible with all Grant Vortex models. Available in a modular form, the system can cater for most installations. The flue is manufactured from a high grade stainless steel, to ensure longevity. Plume Diverter Grant’s plume diverter allows internalRead More

EZ-Fit Flexible Vertical Balanced Flues (Red System)

The Grant Red System is the flexible balanced flue solution to nuisance pluming and cold draughts. It is designed for Grant condensing boilers up to 26Kw (90,000Btu/h) and allows an existing masonry chimney to be utilised rather then re-site the boiler and pipework.\ Flexi Kits The Red System is suppliedRead More

EZ-Fit Vertical conventional flues (Orange System)

As many older oil fired boilers are traditionally connected to conventional flue systems, updating to a modern condensing boiler often results in the appliance needing to be relocated. The Grant EZ–Fit Conventional flue system (Orange system) has been specifically designed to enable the existing chimney to be re-used and theRead More

Mag One Magnetic Filter

Innovative protection for all types of central heating system. Our latest Mag One is the perfect solution to prevent breakdowns caused by both magnetic and non-ferrous particulate in the central heating system. The revolutionary triple-action filter identifies and collects all types of non-ferrous debris and magnetite within the system.  The unitRead More

Case Studies

Grant biomass boilers earning their keep for homeowners

Grant UK often receives positive feedback from installers on the financial benefits their customers are seeing after having a Grant condensing biomass boiler installed in their property, especially those receiving the Government’s Renewable Heat Initiative (RHI). The Non-Domestic and Domestic RHI financially support businesses, the public sector, and homeowners withRead More

Green heating for 18th century estate

A historic Derbyshire country house, set in over 300 acres of trees and parkland is captivating visitors with its green approach to heating, by prominently displaying Grant Renewables in its gardens.  The magnificent family owned Locko Estate is the current ancestral home of the Drury-Lowe family.  It dates back toRead More

Grant Vecta External heating remote barn in Settle

A beautiful barn conversion in Settle, North Yorkshire, is now home to one of the first Grant Vecta external biomass boilers, providing environmentally friendly heating for years to come. The rural stone barn belongs to Charles and Lauren Fazackerley of Blaithwaite Developments. When designing and developing the property, Charles andRead More