ROOFING MATERIAL MANUFACTURER'S WARRANTY LIFE EXPECTANCY RELATIVE COST (LOW=1 HIGH=10) SPECIAL MAINTENANCE REQUIREMENTS FIRE RATING COMMENTS 20-year composition 3 Tab shingles 20 years 20+ years 1 None Class A - good Economic fiberglass product some are resistant to moss 25-year composition 25 years 25+ years 2 None Class A - good Upgraded 20-year version, good choice for roofing over existing material. Architectural grade composition 25-40 25-40 years 30-45 years 2-4 None Class A - good The variety of styles and textures makes this product very popular. Cedar Shake (Medium and Heavy) Generally none 8-25 years 5-6 Repair, clean and treat with wood preservative every 3-5 years None - can be ordered with fire retardant Requires careful selection of materials and workmanship. High maintenance cost. Treated Cedar Shake (Medium and Heavy) 30-50 years 30+ 6-7 None None If you must have cedar, this may be the best way to go. Treated with a preservative or a fire retardant. Standing Seam Metal 20-40 years 20-50 years 5-7 None None - noncombustible Made out of steel and/or aluminum. Factory painted in various colors. Very good for heavy weather locations. Metal - Exposed fastener 20 years 20+ years 4 None none - noncombustible Tends to hold debris and deteriorate at fasteners. Concrete shakes and Tile 50-60 years 50+ years 5-6 None Noncombustible Several styles are available. Hot tar Generally none 10-20 years 3 Seal coat every 5 years none Best on low sloped roofs. Torch down 10-12 years 10-20 years 3 Recoat every 5 years Generally none Best for flat or low sloped roofs. Natural slate None 50-150 years 10 Leave it alone Noncombustible An excellent roofing product, but not all slate will stand up to our climate.
These products have stood the test of time and are backed by exceptional factory warranties. There are less expensive roofing materials that would provide a higher profit margin but would tend to curl in as little as 3-5 years. That is certainly not the type product we promote among our customers.    Elk is "..The Premium Choice for discerning homeowners, architects and builders all across the country." It's thick appearance and impressive definition give it great visual appeal, adding to the market value of your home. More importantly, it provides superior protection from damaging weather, all with a natural look at a favorable cost. Ask us about it's popular 40-year warranty that includes labor as well as the material!  The Elk Prestique® High Definition Shingles    Celotex is renown for its Presidential Shake™ Shingle. It provides the look of "hand-split cedar shakes", yet with the safety of today's asphalt shingle. With double the lamination and double the sealant application, the Presidential Shake™ combines sophisticated beauty with Class A protection against fire, wind and rain. Celotex is so confidant of its product that it offers a unwavering 40 year warranty.    Owens Corning is a well-established company providing a product backed with experience. Recently, millions of dollars dedicated to upgrading its manufacturing plants enable an even higher quality shingle. Among its products, the Architectural Series consists of four distinctive glass fiber shingles. Each comes with a limited warranty varying from 25-40 years, along with various shades of elegance to complement your preferred style. Choose from several popular colors, from the deep, natural look of Chateau Green to the calm beauty of Estate Gray. IMPORTANT ROOFING RELATED DETAILS While the selection of contractors and materials is very important, so is attention to some important related details. Before a new roof is installed the following items should be inspected and, if necessary repaired or replaced: The chimney and chimney flashing Skylights Gutters, down spouts and drains Roof vents including vents for various fans and kitchen hoods The siding at dormers Overhanging tree limbs The electrical strike and wires Insulation in roof structures without an attic access  Repair or replacement of these items is usually easier before or during the roofing process. Back to Dal-Roof Service Home Page Glossary of Terms FREE ESTIMATES! Our philosophy is to install the best roof possible in every situation. We pride ourselves on developing a long-term working relationship with each home owner and building owner to make sure that the selected roof system is a good fit. For this reason, Dal-Roof Service has selected a number of quality roofing systems which will meet the varied roofing needs in today's environment. Please Email for more information, comments or suggestions to, Dal-Roof Service FREE ESTIMATES for leaks, new roofs, repairs, leaking skylights, etc.

Please send any comments or suggestions to, Dal-Roof Service , or for more information, free estimates for leaks, new roofs, repairs, skylights, etc.