, steel entry doors, fire doors, aluminum sliding doors, porch enclosures, storm doors and windows, deadlites, and picture windows. We manufacture products for new construction...Coastal Industries, Inc. Phone: (800) 351-1065 Fax: (978) 373-2239 Coastal Industries manufactures a wide variety of products such as vinyl sliding windows, double hung windows..., awning windows, bay and bow windows, as well as vinyl welded sliding doors. In addition to our vinyl products, we manufacture commercial aluminum double hung and sliding windows...