For over 30 years General Building Materials has been servicing Colorado Lumberyards and Manufacturers with quality lumber products. Although our product mix has changed over the years our commitment to quality and customer satisfaction remains. In addition to our large stocked inventory of real wood patterns and sidings, General Building Materials also offers a wide variety of custom cutting services that include milling standard or non-standard patterns, handrail and 2 x 2 balusters. We also re-saw & surface timbers, rip, plow for fascia, precision end trim, dog ear pickets, cross cut units and cut sheet goods to size.