Roof truss suppliers situated in North Wales, Minera Roof Trusses have been supplying Builders, Architects, Engineers and Homeowners with roof trusses since 1977. The Roof Truss manufacturing plant is located in the industrial town of Wrexham and is very accessible to the North West and beyond. The plant is a family owned and operated business that has been operational for over 40 years and over this time has grown to accommodate our extending range of services, including roof trusses, joists, ancillary products and roof windows.