In-shop Repairs J & J Screen Co. is a full-service shop for new manufacture and repairs. From the 50-year-old storm window that needs a corner repaired to manufacturing a new screen…start to finish, we do it all. Below is a short list of our most common items that we manufacture & repair. Primary windows (wood, aluminum, vinyl) Storm windows (aluminum, vinyl) Storm doors, screens (wood, aluminum) We also offer an extensive list of window/screen/door parts.