Grant? low level balanced range of EZ-Flue systems have 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 quick-fit connection arrangement ensures a perfect seal every time. The kits are compatible with all Grant boilers, except external modules. The kit provides a comprehensive anti-corrosive system that will last the life of the boiler.