Residential Metal Roofing BUYER’S GUIDE
Residential Metal RoofingBUYER’S GUIDEYour Metal Roofing ResourceFor more information visit metalroofing.com
IntroductionRESIDENTIALMETAL ROOFINGBUYER’S GUIDEYour roof is one of the most critical components of yourhome, protecting both the exterior and interior. As such, it isvital that the roof is made from high quality product, installed by a qualityprofessional, and comes from a reliable source. North American manufactured metal roofingmeets the highest standards for quality, safety and dependability. These products are subjected to rigorousindustry standards and performance testing helping ensure your investment in a new metal roof will comply withbuilding code requirements and perform reliably for years to come.Don’t be fooled by inexpensive, sub-standard roofing materials that have the potential to put not only your roofinvestment, but your home, at risk. While it’s tempting to try and save a few dollars short-term, the higher costof greater repairs, the potential for roofing failure and the lack of warranty protection that come with inferiorproducts are no bargain, and can quickly wipe out any initial savings.Reputable manufacturers stand behind quality products with solid warranties and stringent business practices,offering peace of mind that comes from knowing your home will be well-protected, now and into the future.Here’s what to know before you get started.123456789101112IS IT TIME FOR A NEW ROOF?.PagesWHERE YOU LIVE MATTERS.PagesCOMPARING ROOF MATERIALS.PagesMETAL ROOFING STYLES.PagesMETAL ROOFING MATERIALS.PagesMETAL ROOFING COLORS & COATINGS.PageMETAL ROOFING PERFORMANCE.PagesDO YOUR HOMEWORK.PagesUNDERSTANDING THE ROOFING PROCESS.PagesWARRANTIES.PagesMETAL ROOFING CARE & MAINTENANCE.PagesMETAL ROOFING CHECKLIST.PagesMetal Roofing Alliance // Residential Metal Roofing BUYER’S GUIDE346810121416181920212
Section 1IS IT TIME FOR ANEW ROOF?Re-roofing your home can be a big decision, bothfinancially and from a timing perspective. If youwait too long, you’ll cause more harm than good.A failing roof can mean water leaks, mold and additionaldamage to the interior of your home. Financially, putting ona new roof typically means a large outlay of funds or a newlyacquired loan neither of which is very appealing to homeowners. So, it comes as no surprisethat, for most people, re-roofing your home can be a stressful yet unavoidable aspect of home ownership.So how do you know when it’s time to put on a new roof? Here are a few signs that it may be timeto consider re-roofing your home Missing or loose roofing material thisincludes either a large quantity of missingmaterial or a re-occurring issue that has tobe addressed frequently. Damaged roofing material which mayinclude curling, cracking, blistering, stainingor breakage anything that visuallyindicates the material is reaching the endof its life. A sagging roof this could indicate yourroof is weak and deteriorating, it wasimproperly installed or that it might besupporting too much weight. With asphalt roofing, when there are largeamounts of granules in your gutters,downspouts or anywhere there is waterrun-off from the roof. Shingles typically losemore and more granules as they age. Exposed or loose nail heads which couldmean increased susceptibility to waterpenetration and potential leaks in the roof. Any water damage inside your homeor attic may indicate that your roof hasdeteriorated. This increases the chance ofmold and mildew growth which can resultfrom inadequate roof ventilation. M issing or damaged flashings, curbsor roof jacks increase the opportunity forwater to leak into your home.Asphalt roofing will become dry, brittle If your heating or cooling bills havegotten noticeably higher. This may bea result of insufficient attic ventilationor a damaged/leaking roof that isimpacting airflow. Depending on your roof composition, theage of your roof alone may be a goodindicator it’s time to be replaced.Further, if the roof was installed over thetop of the previous roof (example: shingleson top of shingles), then you may need toreplace your roof even sooner.and misshapen when aged.Damaged or aged roof jacks may allowwater leaks in your roof.If your roof is showing any of these signs, it may be time to start planning for a new roof. This Buyer’s Guide will walkyou through various aspects of the re-roofing process from things to consider when selecting a new roof to materialcomparisons and options to questions you should ask your roofing professional. It is our goal to assist you in yourre-roofing journey and to help make your experience as seamless as possible.Metal Roofing Alliance // Residential Metal Roofing BUYER’S GUIDE3
Section 2WHERE YOU LIVEMATTERSOne of your first considerations when re-roofingyour home should be where you live. Why? Because the area inwhich you live can have a big impact on your roof and its potential lifespan. Understandinghow your home’s location could impact the roof will go a long way toward ensuring you select and install a roof thatcan exceed your performance expectations.Here are some important regional considerations that should impact your roof selection process.HURRICANES & HIGH WINDSConsider the following if you live in an area that experiences hurricanes,tornadoes or high winds. Wind speeds – which roofing options (systems) are tested and proven to withstandhigh winds? Performance ratings – what roofing products are rated to withstand the winds that couldbefall my area? (NOTE: there is a formal, recognized rating system in place for high winds) Building codes – what do local building codes require as it relates to high winds? Insurance – which roofing materials are rated to meet/exceed insurance companypolicy requirements?In hurricane prone areas, your roof systemshould be rated for its ability to withstand highWILDFIRESwinds and uplift.Consider the following if you live in an area where wildfiresare a possibility. Fire resistance – what roofing materials are tested and proven to be fire resistant? Performance ratings – which roofing materials are rated to withstand high heat such asfrom direct flame or embers? (NOTE: there is a formal, recognized rating system in placefor fire resistance) Building codes – what building code requirements related to flames or embers exist inmy area and what roofing materials can meet those codes? Insurance – which roofing materials are rated to meet/exceed insurance companypolicy requirements?Metal Roofing Alliance // Residential Metal Roofing BUYER’S GUIDEYour roof can be the first line of defense whenliving in fire prone regions.4
Section 2WHERE YOU LIVE MATTERS(Continued)W HERE Y OU L I V EKEYTA K E A W AY SSNOW & ICEConsider the following if you live in an area that frequently experiences snow and ice. Snow loads – what roofing options cansupport heavy snow loads (weight)?How your roof system performs in Snow shedding – what roofing materials mightassist with shedding snow, making the processeasier and/or safer?severe weather can be vital inprotecting your home. Performanceratings for roofing products exist for Snow guards – what snow guard options areavailable (and effective) for the roofingmaterials I’m considering? Ice damming – what roofing options willminimize or alleviate ice damming?PerformanceRatingsthat very reason to help ensure yourroof can withstand whatever MotherNature throws its way. To learn moreHeavy snow and ice damming can weighdown your roof potentially causing waterleaks or worse.about the various performanceratings related to residential roofing,please contact the MRA atsupport@metalroofing.com .HAILConsider the following if you live in an area that experiences large and/or frequent hail. Dent resistant – what roofing materials are tested and proven to be dent resistant?Standards &Specifications Performance ratings – which roofingmaterials are rated to withstand hail, bothlarger in size and at higher rates of speed? (NOTE:there is a formal, recognized rating system inplace for hail)In addition, applicable building codes, Building codes – what building coderequirements related to hail exist in myarea and what roofing materials can meetthose codes?procedures and methods can result Insurance – which roofing materials arerated to meet/exceed insurance companypolicy requirements?standards and specifications mayexist in your area.Failure to follow these acceptedin lawsuits, inspection failures, andadded project costs. Most codes,Large and fast-moving hail maycompromise your roof structure’s integrity.standards, and specifications aredesigned to ensure quality and safetyin the construction, and specificrequirements in energy efficiency.Knowing what is required and/orOTHER REGIONAL CONSIDERATIONS Hot climates – what roofing products can repel heat and minimize cooling loads (the need for air conditioning)? Cold climates – what roofing products can hold heat and minimize heating loads?truly needed for your area PRIOR toselecting a roof system is a criticalstep toward ensuring the longevityand performance of your roof. Solar – which roofing products work best with solar panels and attachments? What roofing products willlast as long or longer than the solar panels themselves (so panel warranties are not voided by removal/replacement)? Difficult to Reach – what roofing products have the longest lifespan in order to avoid replacementin difficult locations (safety)?Metal Roofing Alliance // Residential Metal Roofing BUYER’S GUIDE5
Section 3COMPARINGROOF MATERIALSWhen selecting a roofing material there are many factors to take into consideration beyond installation cost.Here’s a side-by-side comparison of metal roofs and other common roofing materials. While the initial investmentof a metal roof may be higher, rest assured the overall cost of a metal roof over its lifetime will make metalroofing the most economical choice and add the greatest value to your home.ROOF TYPEMaintenanceVisual StyleEnvironment Standing seam panels offer adistinctive, timeless look Available in a wide range ofcolors and styles Energy efficient Made of recycled material 100% recyclable at end of life Low weight — ships easily Eco-friendlyMetalVertical Seam I nspection based on manufacturerrecommendation Repairs and replacements are rare Fade and chalk resistant with bothPVDF or SMP paint systemsMetalStamped Panel I nspection based on manufacturerrecommendation Repairs and replacements are rare Fade and chalk resistant with bothPVDF or SMP paint systems Shingles can match look of anytraditional roofing material Available in a wide range ofcolors and styles Energy efficient Made of recycled material 100% recyclable at end of life Low weight — ships easily Can often be installed over existing roof Eco-friendlyAsphalt Inspection every year Shingle replacement common Re-caulking and sealing as roof ages Traditional asphalt shingle look Variations in color shading common Available in a limited selectionof colors Quickly ages Made from crude oil and other chemicals Ends up in landfills after shortlifespan where it can take up to300 years to decompose Not Eco-friendlyClay Tile Inspection every year Occasional repair of crackedand sliding tiles Limited wind resistance Wide range of stylesavailable Limited color selectionavailable Considered eco-friendly Energy efficient Heavy weight – may need to havestructural inspection prior toadding tile roof Inspection every year Maintenance required every 2-4 years Susceptible to mold growth,rot and leaking Rustic and tapered for anatural appearance Considered an eco-friendly roofingmaterial if sourced from a sustainableForest Stewardship Council approvedmanufacturerShakeSlate Inspection every year Occasional repair of cracked,chipped and sliding slates Susceptible to color variationsif repairedMetal Roofing Alliance // Residential Metal Roofing BUYER’S GUIDE Limited style option Limited color selectionavailable Considered eco-friendly Heavy weight — increasedshipping expense Heavy weight — may need to havestructural inspection prior toadding slate roof6
Section 3COMPARINGROOF MATERIALS(Continued)ROOF TYPETrue Cost *WarrantyExpected LifespanMetalVertical Seam 500- 2,000 per square Up to 30% energy savings Improves home resale value 30-50 years Plus workmanship warrantyfrom installer Average lifespan 50 yearsMetalStamped Panel 900- 2,000 per square Up to 30% energy savings Improves home resale value 30-50 years Transferable warranty Plus workmanship warrantyfrom installer Average lifespan 50 yearsAsphalt 350- 900 per square Frequent replacement costevery 10-20 years Warranty lengthvaries by shingle manufacturerand material Warranties are often heavilypro-rated and have many limitations Average lifespan 15-20 yearsClay Tile 700- 2,000 per square Minor upkeep needed 30-50 year warranty Warranties are often pro-rated andhave limited transferability Average lifespan 50 yearsShake 800- 1,500 per square Frequent repair andupkeep cost 5-year warranty is standard Average lifespan 10-12 years 1,200- 3,000 per square 50 year warranty Warranties are often pro-rated andhave limited transferability Average lifespan 75 yearsSlate*Pricing may vary by region, product, roof geometry, roof complexity, and/or current condition of the roof.Metal Roofing Alliance // Residential Metal Roofing BUYER’S GUIDE7
Section 4METAL ROOFINGSTYLESNo matter what kind of roofing style, color or finish you are after, there’s a metal roof to match.Looking for the charm of traditional cedar shake, or the simplicity of asphalt shingle? Or perhaps you are afterthe bold and distinctive look of clay tile or natural slate. Modern day metal roofs offer all of the style and beautyof these traditional roofing materials only stronger and more durable. There’s certain to be a metal roof styleto match your home and neighborhood.METAL SHINGLEPre-formed metal shingles are available for those who appreciate aclassic asphalt appearance coupled with outstanding performanceand 3-4 times the lifespan of standard asphalt shingles.METAL SHAKEMetal shake is premium alternative to traditional wooden shake. You’lllove the authentic look of wood, while gaining a variety of color choiceswith longer lasting, more durable metal.METAL TILEStandard tile roofs can be heavy, yet fragile and costly to maintain. Metaltile, however, has the graceful curves of classic tile, but the lightness,strength and longevity of steel.METAL SLATEMetal pre-formed to mimic slate offers homeowners the distinctivelook of smooth, uniform slate tiles without the cost, weight andfragility of true slate.Metal Roofing Alliance // Residential Metal Roofing BUYER’S GUIDE8
Section 4METAL ROOFINGSTYLES(Continued)VERTICAL PANELSTONE COATEDOTHERFeaturing clean lines and available inStone-coated steel roofing comes inBecause of metal’s ability to bea wide variety of colors, textures, andtransformed into any shape,designs to complement almost anyhomeowners can find a varietystyle of home.of custom-designed options utilizingmultiple profiles, vertical panels offera modern twist to the traditionallook of metal roofing. Sleek, practicaland economical, pre-painted verticalmetal roofing. Visit MRA’s websitepanels are available in a wide rangeand see what custom-fabricatedof color options.options our manufacturers cancreate for you.MRA METAL ROOFING VISUALIZERTo help you visualize color options and various metal roofstyles on your home, go to MRA’s Metal Roofing Visualizermra.renoworks.com where you can upload a photo of yourown home or use already provided stock images similar toyour home to visually see the aesthetic impact, differingcolors and styles will have on your home.Metal Roofing Alliance // Residential Metal Roofing BUYER’S GUIDE9
Section 5METAL ROOFINGMATERIALSYour roof will only perform to the level ofthe products from which it is made. Usingsub-par products that are not designed ormanufactured to defined quality standardscould mean a shorter life-span for your roofas well as unforeseen complications alongthe way.The MRA requires all member companies meetdefined material standards. These standards are basedon verifiable testing protocol, well documented building codes and third-party research. The culminationof standards over years of testing, performance data and research are documented in the Metal ConstructionAssociation’s Roofing Specifications which all MRA members agree to adhere to.METAL DETAILSMetal SubstrateQuality SpecificationCoating DetailsGauge*AluminumASTM B209Meet or exceed Alloy 30030.018” or thickerAluminum-ZincASTM A792 &Meet or exceed AZ500.0142” or thickerAlloy Coated Steel**ASTM A924CopperASTM B370Meet or exceed GF900.021” or thickerHot-DippedASTM A653 &Meet or exceed G-900.0142” or thickerGalvanized SteelASTM A924ZincASTM A875Meet or exceed GF600.024” or thicker*Gauge reflects total metal thickness and depends on roofing style.**Aluminum-Zinc Alloy Coated Steel is known in the market by several brand names including, but not limited to, Galvalume.Metal Roofing Alliance // Residential Metal Roofing BUYER’S GUIDE10
Section 5METAL ROOFING MATERIALS(Continued)SYSTEM DETAILSRoof SubstructureThe roof substructure is an integral part of the roof system. It lies beneaththe metal roof panels and serves two primary functions. First, it acts asa base to which the metal roof material is attached. Secondly, the roofsubstructure serves as a structural member, transferring the load to thesupport structure. Live loads include wind, snow, rain, and foot traffic. DeadUnderlayment is a critical step in theroofing process.loads include the weight of the roof materials including the roof deck itself.Most decks must also act as diaphragms, transferring wind, and otherlateral forces, such as seismic movement, to the building’s structural frame.UnderlaymentUnderlayment is required before metal roof panels are installed. Somepanels may require both an underlayment and what is called a slip sheet.Underlayment normally comes in rolls and is available in a variety ofnatural and synthetic materials.FastenersThe metal composition and style will dictate the type of fasteners used.Each metal roofing manufacturer has specifications regarding fasteners.Selection and use of the correct fasteners canhave a big impact on the roof’s performanceand longevity.VentilationProper ventilation is a critical factor affecting both a roof’s efficiencyand its longevity.Curbing & Roof JacksRoof curbs are used to supp
Metal Roofing Alliance Residential Metal Roofing BUYER’S GUIDE 3. Section 1. IS IT TIME FOR A . NEW ROOF? Re-roofing your home can be a big decision, both financially and from a timing perspective. If you . wait too long, you’ll cause more harm than good. A failing roof can mean water
1. Roofing system 1 2. Requirement of roofing material 1 3. Metal roofing 1 4. Classification of metal roofing 2 5. Merits of self supported roofing system 3 6. Material and technology 3 7. Specification of galvalume sheet 4 8. Primary sheeting material 4 9. Present systems of self supported roofing 5 10.
Skyline Roofing Installation Guide April 2019 5 ROOF PREPARATION ASC Building Product's Skyline Roofing can be used in both new construction and retrofit roofing applications .Resistance: Skyline Roofing must be installed over
Metal Roofing Systems Key Advantages This classic standing seam profile, mimicking a batten style roofing panel, will enrich the appearance and add value to any commercial or residential roofing project. Prestige is a snap-in/interlocking progressive system. Hidden fasteners mean there is no penetration of the metal, thus preventing water
for installing a metal roof. Be sure to check with your insurance agent to see if a metal roof can save you money. Insurance discount Metal roofing can lower your electric bills, saving you up to 25% in energy costs. T he paint on metal roofs, both light and dark colors, has special pigmentation that reflects the heat from the sun and keeps it
NOA No. 21-0315.03 Expiration Date: 10/05/26 Approval Date: 05/06/21 Page 2 of 11 ROOFING ASSEMBLY APPROVAL Category: Roofing Sub Category: Roofing Tiles Material: Concrete 1. SCOPE: This approves a new roofing system using "Low Profile Concrete Tile" as manufactured by Eagle Roofing Products LLC in Sumterville, FL and described in Section 2 of this Notice of Acceptance.
NOA No. 21-0315.02 Expiration Date: 10/05/26 Approval Date: 05/06/21 Page 2 of 9 ROOFING ASSEMBLY APPROVAL Category: Roofing Sub Category: Roofing Tiles Material: Concrete 1. SCOPE: This approves a new roofing system using High Profile Concrete Tile as manufactured by Eagle Roofing Products LLC in Sumterville, FL and described in Section 2 of this Notice of Acceptance.
NOA No. 21-0315.04 Expiration Date: 10/05/26 Approval Date: 05/06/21 Page 2 of 10 ROOFING ASSEMBLY APPROVAL Category: Roofing Sub Category: Roofing Tiles Material: Concrete 1. SCOPE: This approves a system using Eagle Roofing Products Medium Profile Concrete Tile, as manufactured by Eagle Roofing Products LLC in Sumterville, FL and described in Section 2 of this Notice of
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