Labels:hakham | sky | web site | window OCR: Architect and Engineer Considerations The use of pre- -approved system will assist the contractor ir correctly pricing and ultimately installing an approved head-of-wall system. This will eliminate cost and time issues during the buil Iding process and assist in the inspection of the work. The use of pre approved system will greatly facilitate compliance and submittal approval and facilitate coordination throughout the construction process Most manufacturers of pre- -approved systems have specifications available for their respective systems. building
