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Snow Guards For Exposed Fastener Metal Roof Panels by Flexospan
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Snow Guards For Exposed Fastener Metal Roof Panels by Flexospan

Posted by Derek Gamble - SnoBlox-Snojax Specialist on Jul 26th 2024

Flexospan Logo - Image courtesy of www.flexospan.com

See the Snow Guards Compatibility Chart for FlexoSpan Steel Buildings Screw Down Metal Roofing Panels.

"What Are the Best Snow Guards for Metal Roofs?"

Winter weather poses significant challenges for buildings with exposed fastener metal roofs, particularly in preventing hazardous snow and ice that could endanger people, damage property, or harm pets nearby. Addressing these issues requires specialized knowledge and customized solutions. This blog is part of an ongoing educational series highlighting leading metal panel manufacturers and our related snow retention systems. This in-depth analysis explores snow retention systems and snow guards, focusing on those compatible with the exposed fastener roof panels produced by Flexospan. Our main objective is to provide readers with essential information to help them select the most suitable snow guard solution. Additionally, we are continuously expanding a snow guard compatibility database to serve as a valuable resource.

7.2 roof panel stock photo from Istockphoto

Exposed Fastener Metal Roof Panels by Flexospan

Since its inception in 1969, Flexospan Steel Buildings, Inc. has become a leading force in the metal construction industry. Headquartered in northwestern Pennsylvania, this company has evolved from a modest metal panel manufacturer into a comprehensive industrial and commercial metal product provider. For more than five decades, Flexospan has consistently broadened its product range, offering an extensive array of construction materials, including metal roofing and siding panels, structural components, and complete self-storage and pre-engineered building packages. The company's success comes from its unwavering commitment to quality, exceptional customer service, and ability to adapt to changing market needs. Flexospan has set itself apart by maintaining a large materials inventory and developing expertise in specialized products, such as hard-to-find heavy gauges and unique finishes. Their product lineup includes various metal roofing and siding options, from corrugated and ribbed panels to trapezoidal and recessed designs. The company's longevity and continuous operation since 1969 underscore its resilience and success in a competitive industry. Although Flexospan may not have widely publicized specific milestones, its enduring presence is a testament to the strength of well-managed, customer-oriented manufacturing enterprises in the American industrial landscape.

Flexbeam

The Flexospan Flexbeam is an innovative metal panel solution for roofing and siding applications. This product combines functionality with aesthetics through its distinctive trapezoidal ribbed pattern. The panel's 1½" depth and 7.2" pitch contribute to its robust structure, making it suitable for various building types. Flexbeam stands out as a cost-effective option without compromising quality or performance. One of the panel's notable features is its adaptability, allowing for seamless integration in various architectural designs. To enhance its versatility, Flexospan provides factory-formed profile corners that match the panel's finish and gauge, which is particularly beneficial for horizontal installations. The company maintains a stock of Flexbeam panels, ensuring prompt availability for construction projects. This panel is available in 18, 20, 22, and 24 gauge steel and .032 and .040 aluminum. See the Snow Guards Compatibility Chart for FlexoSpan Flexbeam Screw Down Metal Roofing Panels.

Flexospan Flexbeam Panel Rendering - Image courtesy of www.flexospan.com

The Flexbeam Panel works seamlessly with various snow retention systems, effectively controlling snow and ice accumulation on your roof. One such product is the polycarbonate SnoBlox Deuce, a pad-style guard to retain snow and ice on the roof. Meanwhile, the SnowBreaker breaks ice and snow into smaller, safer pieces as it slides off the roof. Use screws or adhesive to install these snow guards, and you can also apply 3M double-sided tape with the SnowBreaker for added convenience. The Flexbeam Panel is also compatible with galvanized SnoBar and aluminum ColorBar snow rails, which use the 1.5-inch wide aluminum Tall ColorBracket for secure attachment. This combination provides an effective and reliable solution for snow management.

Flexrib

The Flexrib is a versatile metal panel for roofing and siding purposes. It features a rib profile that is 1-1/4" deep with ribs on 12" spacing, offering significant strength and durability. This panel is available in 18, 20, 22, & 24 ga options. Flexospan can tailor panel lengths to meet specific requirements. A notable aspect of the Flexrib panel is its adaptability; it can be installed over either open framing or a solid substrate, making it suitable for various construction projects. The panel's design accommodates thermal movement, which helps mitigate issues related to expansion and contraction. The Flexrib panel comes in multiple colors and finishes, allowing you to customize it to complement various architectural styles and preferences. Engineered for excellent weather resistance, it ensures long-lasting performance across multiple climates. See the Snow Guards Compatibility Chart for FlexoSpan Flexrib Screw Down Metal Roofing Panels.

Flexospan Flexrib Panel Rendering - Image courtesy of www.flexospan.com

The Flexrib panel offers remarkable flexibility when installing snow guards, catering to diverse preferences and needs. These panels are compatible with numerous snow guard models, including the screw-down SnoBar, ColorBar, SnoCleat PBR, and various stainless steel SnowCatcher options, which feature designs such as Standard, Fleur-de-lis, Sun Burst, Maple Leaf, Mustang, and Kodiak. Most polycarbonate snow guard models can also be mounted on these panels using screws or adhesive, except for the Snojax I, which requires mechanical fasteners for secure installation. Use Surebond SB-190 adhesive for glue-down polycarbonate models because Surebond designed it to be compatible with these materials; however, do not apply this adhesive to metal pad-style snow guards. Smaller snow guards should be positioned centrally between the minor ribs of the panels to ensure optimal placement. Specific models, like the Snojax II and Icejax II, necessitate off-center mounting, either on the left or right minor rib, with consistent placement over the same rib being vital. It is crucial to avoid attaching individual snow guards or rail systems directly to the high ribs of the panel. Instead, the preferred installation method is to screw through the panel's low flats into a robust underlying structure, ensuring maximum strength and stability for the setup.

Corrugated 1/2"

The Flexospan 1/2" Corrugated metal roof panel offers an economical and durable solution for various standard applications. As part of Flexospan's range of corrugated metal panels, it stands out for its cost-effectiveness and robust performance. This panel is the most budget-friendly option within their lineup. It is ideal for projects where keeping costs low is essential. Despite its affordability, the 1/2" corrugated panel endures typical environmental conditions, ensuring long-lasting reliability. The 44-inch coil features half-inch deep grooves, resulting in an overall panel width of 41.25 inches. It provides coverage of 37.334 inches for roofing applications, while it extends to 40 inches for wall installations. This panel is available in 18, 20, 22, & 24 ga options. Additionally, narrower widths are available, though minimum order quantities are required. Its versatility allows it to be used for wall and roofing applications, catering to diverse construction needs. These panels are manufactured in Flexospan's metal fabrication plant, guaranteeing consistent quality and production standards. They are well-suited for standard construction projects and industrial and commercial buildings requiring durable and economical materials. See the Snow Guards Compatibility Chart for FlexoSpan Corrugated 1/2 Inch Screw Down Metal Roofing Panels.

Flexospan Corrugated 1/2" Panel Rendering - Image courtesy of www.flexospan.com

The Corrugated 1/2" Panel features a unique wavy corrugated design that differentiates it from traditional exposed fastener roofing systems. This profile allows snow guards on the panel's elevated ribs, which departs from standard roofing practices. The Corrugated 1/2" Panel is compatible with several options for those needing effective snow retention solutions. One such option is the SnoCleat 2.67 snow guards, which can be firmly attached to the elevated ribs using 3-inch screws. Additionally, customers can choose the SnoBar or ColorBar snow retention systems, both of which utilize the same ColorBracket 2.67 attachment bracket as the SnoCleat 2.67. Each ColorBracket 2.67 has six attachment holes, increasing mounting strength. Users can install all six screws for each bracket, especially in areas that experience severe weather, even though only four screws are required, ensuring a strong and dependable installation.

Corrugated 3/4"

The Flexospan Corrugated 3/4" metal panel is a versatile and robust option for roofing and siding applications. This panel is stronger than the 1/2" deep corrugated panels, allowing it to span wider distances. The deeper corrugation enhances its structural integrity and improves its aesthetic appeal. It is a cost-effective solution while maintaining strength and durability, making it suitable for various construction projects. The 3/4" corrugated panel serves multiple purposes, including its application as an exterior liner on external subgirts affixed to siding or roofing. Additionally, it can function as an interior liner on the girts of walls or the purlins of ceilings. Flexospan produces various corrugated roofing and wall products, available in two standard widths: 44 inches and 36 inches. The 44-inch coil has a panel width of 36 inches, providing roofing coverage of 32 inches and wall coverage of 34.67 inches for the 3/4" panel. For those seeking narrower widths, options are also available, although minimum quantity orders may apply. It is advisable to consult the factory for current availability. This panel is available in 18, 20, 22, & 24 ga options. See the Snow Guards Compatibility Chart for FlexoSpan Corrugated 3/4 Inch Screw Down Metal Roofing Panels.

Flexospan Corrugated 3/4" Panel Rendering - Image courtesy of www.flexospan.com

The wavy corrugated profile of the Corrugated 3/4" panel distinguishes it from standard exposed fastener roofing systems. This design allows for the installation of snow guards on the panel's raised ribs, deviating from conventional roofing guidelines. Customers looking for snow retention solutions will find the Corrugated ¾" panel is compatible with several of our product options. You can securely affix the SnoCleat 2.67 snow guard to the elevated ribs using 3-inch screws. Alternatively, customers may consider the SnoBar or ColorBar snow retention systems, which utilize the same ColorBracket 2.67 as the SnoCleat 2.67. Each ColorBracket 2.67 features six attachment holes, enhancing the mounting strength. Although you only need four screws per bracket, customers can opt to use all six screws, especially in regions subject to harsher weather conditions, thereby ensuring a robust and reliable installation.

Corrugated 7/8"

The Corrugated 7/8" metal roof panel offers a robust and adaptable roofing solution suitable for various applications. This panel features a distinctive 7/8" corrugation pattern, enhancing its structural integrity and contributing to its visual appeal. Crafted from premium steel, available in 18, 20, 22, & 24 ga options, the panel boasts exceptional durability and resilience against various environmental factors. Its versatility allows it to be used in roofing and siding applications, making it an excellent choice for industrial, agricultural, commercial, and residential structures. The design prioritizes ease of installation, with each panel covering a substantial area, thus reducing the overall number of panels required and minimizing installation time. The panel has various colors and finishes to cater to diverse architectural needs and personal preferences. Notably, the Flexospan Corrugated 7/8" panel is renowned for its impressive load-bearing capabilities and resistance to adverse weather conditions, making it a dependable option even in challenging climates. See the Snow Guards Compatibility Chart for FlexoSpan Corrugated 7/8 Inch Screw Down Metal Roofing Panels.

Flexospan Corrugated 7/8" Panel Rendering - Image courtesy of www.flexospan.com

The Corrugated 7/8" Panel features a wavy corrugated profile, distinguishing it from typical exposed fastener roofing systems. This innovative design allows for the placement of snow guards on the panel's elevated ribs, which is uncommon in standard roofing practices. For customers searching for snow retention solutions, the Corrugated 7/8" Panel is compatible with a few of our options. One noteworthy choice is the new SnoCleat 2.67 snow guards, which can be securely attached to the elevated ribs using 3-inch screws. Customers may also consider the SnoBar or ColorBar snow retention systems, which utilize the same ColorBracket 2.67 as the SnoCleat 2.67. Each ColorBracket 2.67 is designed with six attachment holes, allowing for enhanced mounting strength. While only four screws are necessary for each bracket, users have the flexibility to employ all six screws, particularly in areas with more severe weather, ensuring a robust and reliable installation.

R-Panel

The Flexospan R-Panel is a robust metal roof panel suitable for various applications, including commercial, industrial, and agricultural buildings. This panel is constructed from high-quality steel and endures severe weather conditions, ensuring long-lasting durability. Its versatility allows it to be used for roofing and siding, making it a practical choice for various construction projects. The through-fastened design of the R-Panel simplifies the installation process, making construction quicker and more efficient. Additionally, it is a cost-effective option due to its easy installation and durable materials, which help minimize long-term maintenance expenses. This panel is available in 24 and 26-gauge options. The major ribs of this panel are 12" on-center and stand 1-1/4" high. See the Snow Guards Compatibility Chart for FlexoSpan R-Panel Screw Down Metal Roofing Panels.

Flexospan R-Panel Rendering - Image courtesy of www.flexospan.com

R-Panels provide exceptional versatility for installing snow guards, accommodating various preferences and requirements. These panels work with multiple snow guard models, including the screw-down SnoBar, ColorBar, SnoCleat PBR, and stainless steel options like the SnowCatchers, which come in designs such as Standard, Fleur-de-lis, Sun Burst, Maple Leaf, Mustang, and Kodiak. Most polycarbonate snow guard models can also be installed on these panels with screws or glue, except for the Snojax I, which must be secured using mechanical fasteners only. Use Surebond SB-190 adhesive for glue-down polycarbonate models, as it is specifically formulated for compatibility with these materials; however, avoid using it with metal pad-style snow guards. Smaller snow guards should be centered between the minor ribs of the panels to ensure optimal placement. Specific models, such as the Snojax II and Icejax II, require off-center mounting, positioned over either the left or right minor rib, with consistent placement over the same rib being crucial. It is essential to avoid attaching individual snow guards or rail systems directly to the high ribs of the panel. Instead, the recommended method is to secure them by screwing through the panel's low flats into a sturdy underlying structure, which guarantees maximum strength and stability for the installation.

Flexospan Compatibility Chart for Snow Guards

  Flexbeam Profile Flexrib Profile Corrugated 1/2 inch Profile Corrugated 3/4 inch Profile Corrugated 7/8" Profile R-Panel Profile
IceJax I Screw Down NO YES NO NO NO YES
IceJax I Glue Down NO YES NO NO NO YES
IceJax II Screw Down NO YES NO NO NO YES
IceJax II Glue Down NO YES NO NO NO YES
SnoBlox Deuce Screw Down YES YES NO NO NO YES
SnoBlox Deuce Glue Down YES YES NO NO NO YES
SnoBlox Ace Screw Down NO YES NO NO NO YES
SnoBlox Ace Glue Down NO YES NO NO NO YES
Snojax I Screw Down NO YES NO NO NO YES
Snojax II Screw Down NO YES NO NO NO YES
Snojax II Glue Down NO YES NO NO NO YES
SnowBreaker 3M YES YES NO NO NO YES
SnowBreaker Screw Down YES YES NO NO NO YES
SnowBreaker Glue Down YES YES NO NO NO YES
SnowCatcher NO YES NO NO NO YES
Decorative SnowCatcher NO YES NO NO NO YES
SnoCleat PBR NO YES NO NO NO YES
SnoCleat 2.67 NO NO YES YES YES NO
SnoBar PBR YES YES NO NO NO YES
ColorBar PBR YES YES NO NO NO YES
SnoBar 2.67 NO NO YES YES YES NO
ColorBar 2.67 NO NO YES YES YES NO

Considerations for Adding Snow Guards to Exposed Fastener Roofs by Flexospan

Evaluating Roof Snow Load Capacity

Understanding your roof's snow load capacity is essential when choosing snow retention systems. Meteorological experts use historical data to determine snow loads for specific regions. Individual guards or screw-down rails are typically adequate for areas with 45 PSF or less ground snow loads. However, regions with heavier snowfall necessitate the exclusive use of rail systems.

Effective Placement of Snow Retention Systems

No matter which type you choose, the strategic positioning of snow guards is crucial. For layout recommendations, refer to the snow guard manufacturer's guidelines. Our website offers free resources like spacing guides and personalized quote request forms. Avoid installing snow guards in isolated areas to prevent system overload and potential failure.

Securing Snow Guards Properly

Proper anchorage is vital for mechanically mounted snow guards. Secure them to a robust substrate, aiming for at least one inch of solid wood, such as plywood decking or purlins. For metal structures, attach directly to metal purlins when possible. Do not rely solely on the roof panel for support. If additional reinforcement isn't feasible and snow loads are manageable, consider using adhesive products for less sturdy underlying structures.

Coordinating Snow Guard Colors with Your Roof

Consider matching your snow guards to your roof's color for a cohesive appearance. Our ColorBar and SnoCleat systems provide color strip inserts on the front faces, which you can purchase with the guards or create on-site using excess roofing material. Alternatively, our pad-style metal snow guards and snow rail systems can be powder-coated to match your roof. Note that powder coating will extend lead times, so consider local coating services or DIY painting upon arrival for quicker results if you are in a time crunch.

Optimal Timing for Adhesive Snow Guard Installation

The timing of adhesive-mounted snow guard installation is crucial. Late spring or early summer is generally the ideal period in North America. Our recommended adhesive, Surebond SB190, requires about one month of temperatures above 50°F (10°C) to cure completely. While cold weather won't damage the adhesive, it will pause the curing process until warmer conditions return. Rain typically doesn't pose an issue after 24 hours.

Waterproofing Techniques for Roof Snow Guards

Proper silicone sealant application is essential when installing screw-mounted polycarbonate snow guards. Ensure complete coverage of the base and press firmly to eliminate air pockets. While our metal snow guards and snow rail brackets come with waterproof gaskets, some installers opt to apply additional sealant around the edges for extra protection, though this isn't mandatory.

Conclusion

SnoBlox-Snojax commits to comprehensive assistance for snow guard installations, providing various resources and personalized support to help our customers achieve optimal results. Our team stands ready to address any questions or issues during installation. We invite clients to contact us via email or phone for customized guidance tailored to their needs. To complement our direct support, we have developed a suite of informational tools designed to enhance understanding and improve the execution of snow guard installations. These resources include our detailed Snow Guard Buyer's Guide, which provides crucial insights to aid decision-making, and our "What Works and What Doesn't" page, offering practical advice and highlighting potential challenges to help streamline the installation process. We strongly encourage clients to use these valuable resources to understand our snow guard solutions thoroughly. At SnoBlox-Snojax, we are committed to delivering top-quality products and equipping our customers with the knowledge and expertise necessary to maximize the effectiveness of our solutions in real-world applications. Our ultimate goal is to ensure our clients have all the tools and information they need to succeed in their snow guard installations, reflecting our unwavering commitment to product excellence and superior customer support.

Disclaimer

The views, recommendations, and information presented in this blog are solely those of the author and do not necessarily reflect the opinions or positions of the featured panel manufacturer, its brands, subsidiaries, or parent companies. Customers are strongly encouraged to reach out directly to the roof panel manufacturer for inquiries regarding snow guard compatibility with their products and to address any potential warranty issues that may arise following the installation of our products.