We are Fire Resisting Ductwork specialists and manufacture CASWELL FIRESAFE® systems under licence from Firesafe Fire Rated Ductwork Limited. This product has been specified, manufactured, and installed internationally within countless prestigious building projects across the globe over the past 17 years...and its scope, use and reputation continue to grow. We offer a tiered range of services. From Supply Only to full Turnkey projects with installation, commissioning and certification using our time-served installation teams.