Page 18 - The Homeowner's Handbook 2017
P. 18

THE HOMEOWNER’S HANDBOOK        EIGHTH EDITION


                                                                     Roofing02










                                     Select the best defense for your climate.




                   Your roof should protect your
                   home from the elements for at                                Asphalt Composition Roofing

                   least 50 years. Make sure your
                   investment counts.

                       T WASN’T LONG ago that roofing wasn’t much more than an
                       afterthought—chosen for a house mostly for economic and
                       occasionally for aesthetic reasons, if you could afford it.
                         But lately, roofing is recognized among the materials that
                       can make a significant difference in a home’s energy and
                       resource efficiency, spurring debate (and propaganda) about
                 Iissues ranging from recycled content and recyclability to
                   reflective values and durability—all of which work into a thoughtful
                   consideration of which roofing material makes the most sense for
                   your house.

                   ASPHALT
                   Cool Roof Shingles
                   Commanding an 83 percent share of the residential roofing
                   market is no accident.  Asphalt composition roofing (right),
                   includes conventional three-tab and newer, thicker fiberglass and
                   laminated types. These products offer affordable options generally
                   designed to last a maximum of about 25 years.             Virtues                  Caveats
                     Asphalt’s biggest environmental bugaboo is that it’s derived from   ■ ■ Affordable and widely available  ■ ■ Petroleum by-product
                   petroleum processing, feeding fossil fuel demand. It’s also tough   ■ ■ Familiar to installers  ■ ■ Low recycling potential
                   to recycle. But the industry has responded to the call for better   ■ ■ New finishes increase heat   ■ ■ Relatively short lifespan
                   eco-performance with colors and granular formations that better   reflection       ■ ■ May leach chemicals into runoff
                   reflect the sun’s heat, reducing the amount that is absorbed into
                   the roof and attic or living spaces below and lessening demand on   At the same time, cooler shingles last longer, so they’ve increased
                   the home’s heating system—and therefore the energy it consumes.   their likely service life. Recycling programs, which convert asphalt
                     Recent “cool roof” asphalt composition shingle offerings, in   shingles into roads, are also becoming more prevalent. You can
                   fact, have achieved federal Energy Star status for their reflective   help by choosing a roofing contractor who participates in such
                   values, helping reduce peak cooling demand by up to 15 percent.   programs.


                                          Fabral Standing Seam                                         GAF Timberline Cool Roof
                                          Metal Roof Panels                                            Timberline series fiberglass-asphalt
                                          Durable, low-maintenance metal roofing                       shingles from GAF feature reflective
                                          sheds snow and protects the home from                        surface granules to reduce attic
                                          extreme weather. Standing seam panels are                    heat gain and cooling energy use.
                                          finished with the Enduracote paint system,                   The Energy Star-qualified shingles
                                          which is guaranteed with a lifetime film                     also contain patented algae
                                          integrity warranty and a 30-year warranty                    protection with a 10-year warranty.
                                          against color fading.                                        www.gaf.com
                                          www.fabral.com/residential

                   16  GREEN BUILDER  The Homeowner’s Handbook 2017                                     www.greenbuildermedia.com




          9-61 GB 1017 HH.indd   16                                                                                            11/1/17   12:08 PM
   13   14   15   16   17   18   19   20   21   22   23