dallen+and+sons+roofing+siding“When you come right down to it, the roofing products offered by contractors are all pretty comparable in quality, longevity, and price. A genuine difference in how well a roof performs, however, depends on the experience, technique, and caring of your roofing company.” – Dennis Allen

After more than 30 years and hundreds of roofing projects throughout Lancaster, NY and the general Western NY areas, we’ve seen just about every possible roofing scenario. We’ve seen what works and what doesn’t and where potential danger points exist. When you invest in a DAllen Roof, you know you’re getting the very best project possible for the challenges faced by your home. Updates before, during, and after the project is complete.

What to expect when you choose DAllen for your Roofing project:

A project supervisor on-site to monitor workmanship, keep you informed and answer your questions.

A clean, respectful, organized crew that works efficiently

The best roofing materials from GAF, a company with exceptional quality that you can trust. GAF roofing products assure a dramatic appearance, a safer product from fire and wind damage, high performance, and peace-of-mind.

Extended product warranties offered only through our company because we are a certified GAF Shingle Master. That means their standard warranties are extended to limited lifetime warranties for our customers. We can even offer you an upgrade option using GAF designer shingles.

Extensive choices of styles and colors to suit any home and budget. View roofing ideas