About Derw Glass
Established as a family run business in 1991 and as the main manufacturer of sealed double glazed units for West Wales we have since expanded outwards to serve the needs of the whole South West Region of the United Kingdom.
Continuing as the leading supplier of sealed double glazed units in West Wales we also supply many other glazed products such as; Toughened Glass, Laminated Glass, Patterned and Pilkington Glass, Stained and Leaded Glass, Georgian Glass, Shaped Glass, plus many other varieties of Glass.
We are also proud to be the suppliers of BSI Kitemarked approved units and as an ISO 9002 registered company we can give a quality assured service to our customers. With our continuing success we have also achieved the EN 1279 standard which will promote the company further as the leading suppliers of quality BSI Kitemarked double glazed sealed units for Wales and the South West Region.
Company Registration Number: 3075242
VAT Registration Number: 655 9599 68
ISO 9001: FM 38444
BS EN 12600 KM 38664 with Toughened safety glass to BS EN 12150 and laminated to BS EN 14449
