Miller's Roofing was pleased to get this job in Glen Rock, PA We replaced the roof and installed new gutter guards. Millers Roofing installed a GAF 50 year roof at this property. Customer chose Charcoal for their new roof. This is an interesting article to help you in your decision in hiring a roofing contractor. 5 Tips for Choosing the Right Roofer” As a York roofing contractor, we would love it if you considered giving us a call for a free estimate today at 717-432-7947. Our services include the entire exterior of a home including; gutters, windows & doors, siding and solar. Check out some of these project Miller's Roofing completed. Mechanicsburg Project, Dover Project, Thomasville Project, East Berlin Project.