Drumderg Joinery is a family run business, established in 1977. Word of Mouth has helped our business grow for over 30 years, specialising in manufacturing the highest quality of Windows and Doors for Northern Ireland, Republic of Ireland and Mainland UK.

We are based in Toomebridge, the center point between Belfast and Derry. We are on the Main Road, 45 Miles from Derry and 30 Miles from Belfast.

Please feel free to view our Online Gallery to see some examples of our high quality Windows and Doors.