Trellidor manufacturers the world-renowned Trellidor range of fully framed, retractable and fixed security grilles for doors, ... windows and other apertures; Cottage Guard burglar guards for windows; Valudor security for doors and windows. We have been securing homes and businesses around the world for over 30 years through a vast professional distribution network in South Africa, many countries on the African continent, as well as in Europe, Israel, America, Australia and the Indian Ocean Islands read more