Established in 1977, DGS is the only distributor in the UK to offer a complete range of products for the Window & Door indust ... ry; sealed unit consumables, window and door hardware, plastics and fitting materials. To ensure we offer the best service possible we have 11 branches strategically placed throughout the UK and Ireland. Continued investment in our infrastructure has seen the implementation of state of the art stock and analysis computer programmes. Linked to our nationwide network of branches we can review, order and forecast stock movements for anywhere in the country meaning our customers get their orders on time and complete. DGS Group Plc have been manufacturing friction stays for over 35 years at our production plant in Melbourne, Derbyshire. We have BSI, BBA and Secured By Design accreditation and are renowned for our quality and innovative designs. read more