Hellermann Tyton BRES Plain Door Wall Mounted Enclosure - HellermannTyton BRES43, A range of enclosures made from reinforced polyester with 30% glass fibre which gives high resistance against impact together with being lighter than steel enclosures but giving the same mechanical resistance. They are particularly suitable for mounting electrical or electronic equipment in aggressive environments where polyester offers the best quality and a longer life span. Bres Plain Door Wall Mounted Enclosure 400x300x200 Bres43