Firesafe Fire Rated Ductwork Limited are fire resisting ductwork professionals. Their Caswell Firesafe® brand name was developed in 2003 and has been extensively evolved ever since. In 2019 they gained a Queen’s Award for Enterprise : International Trade. Caswell Firesafe® is sold internationally by means of their Licenced Production Associates http://lisai431shu7.blogginaway.com/profile