So, why settle for less in a snow guard system? important step in application engineering should not be omitted for any snow retention product. most adhesives are temperature-cure compounds, which means that they
S-5! The S-5-S clamp is an extraordinarily versatile clamp. However, it is important to realize that not all snow retention products are created equal. When installing clamps on roof panels which utilize a
289 Harrel Street 
This distance depends on the number of snow guards to be installed on the roof and which in the series you are installing. ColorGard is the only snow retention system good enough to be warranted for the life of the roof. At this supplier, Clint Funderburk was particularly helpful in providing missing Sno-Guard versa-clips and in giving installation advice regarding the S-5! Because of their roof clamps and bracket mounts every metal roof can have a snow retention system attached to it. 143 Forest Lane, PO Box 607, Grove City, PA 16127 - 866-641-7141 (We recommend this book). This is the only finish application method that can be warranted againstcolor fade for 30 years or longer. ColorGard dramatically reduces the risks associated with
Joints in the ColorGard
The slottedconfiguration works well with S-5! Attachment Solutions, For a complete snow retention system, attache ColorGard to the metal standing roof panel using the S-5-B, S-5-E, S-5-H, S-5-H90, S-5-N, S-5-N1.5, S-5-Q, S-5-S, S-5-T, S-5-U, S-5-V and the S-5-Z roof clamp. Can ColorGard be Retrofitted to an Existing Roof? Always use the provided allen-driver bit that is included in the boxes with your S-5! The photo at above right shows our string-aligned snow brake mounting blocks and in the foreground an installed section of the snow brake assembly. 8655 Table Butte Road If the ColorGard assembly utilizes the VersaClip for attachment of the ColorGard crossmember, the bolt hole in the clamp should be at the upslope end of the clamp. Salisbury, NC 28146 DMI total system warranties protect all aspects of your metal envelope system, whether that be the watertightness of the roof or siding, the Galvalume steel, or the durable PVDF KYNAR finish. On larger jobs a 1/2"
It comes in 8 longsections, in punched or unpunchedconfigurations. The first time we tried installing a clamp-on snow rail provided by the manufacturer of the brown standing-seam roof shown above at our snow guard gluing procedure we ran into trouble because of missing and improper parts and of course missing instructions too. seam clamp at each end of the roof area to be protected with ColorGard. When snow accumulations begin to melt, the result can be catastrophic as the blanket ofsnow avalanches off the roof, dumping tons of snow onto anything in its path, damaginglandscape, gutters, adjacent roofs, vehicles, and causing injury or death to passers-by. The calculator will help you to tailor the ColorGard system on a project-specific basis, allowing for all the variables involvedand even provide a printout of the calculations and a material requirement list. It will straighten out
For rules of thumb on locating snow brakes & guards see SNOW GUARD SPACING & PATTERN. S-5-E Mini and after a fair bit of measuring and reviewing, went ahead with a purchase of 4. Bought these to attach a colorgard snow bar to my roof. Nothing can equal it! S-5 Clamps can be used on a huge variety of roofs (or similar styles) made by the following manufactures: With all these different roof panels ColorGuard snow guard can be attached to, that is something to say about the quality of the product. rather unreliable performance and a high rate of failure. I left about 1/2" and covered these with the otherwise useless (for this installation) half-clamps sent along by the roofing manufacturer. "ColorGard snow retention system is manufactured from mill finished high quality aluminum. (27 N.m.), Attach ColorGard to clamps
Slides on the ColorGard crossmembers. Iron Mountain, MI 49801, Tel: 06-396-7000, Email: mark@snowgripit.com Website: http://www.snowgripit.com/. We like this implementation: snow guards are clamped directly to the standing seam on the roof - no holes are made in the metal roof surface, and we avoid the problem of snow guard creep: glued snow-guards that creep down or fail to adhere to the roof surface. The
This is done by pinching the retainer lip
ISBN-10: 1405161035 The "dimple" in the splice piece will automatically provide a 1/8"
Please note: Bars come in 8 lengths, but shown here in 12 diagrams. All related hardware is non-ferrous
clamp snow guard universal retention roof s5 clamps metal rt system list wish Yes, ColorGard can be easily retrofitted to existing roofs, or incorporated into new construction design. ISBN-13: 978-0471331728, Building Pathology: Principles and Practice, David Watt, Wiley-Blackwell; 2 edition (March 7, 2008) location if desired. Battery operated guns may not deliver consistent screw tension. For seam heights of 1-3/4 (44.5 mm) up to 3 (76 mm). We will contact you as soon as this product is available.
is the trusted name in metalrooftop attachment technology worldwide. Try the search box just below, or if you prefer, post a question or comment in the Comments box below and we will respond promptly. Because we're testing glue-on snow-brakes on the lower eaves of this roof, the aluminum snow guard system was moved about ten feet up from those brakes. On low seam This stays on top of the trends in the metal industry to provide the right products to fit virtually any metal roof profile. This article describes mechanically-attached snow brake systems intended for use on standing seam metal roofs - a system that can also be adapted for use on some other roof types. Using the string line as a guide and making sure all of the S-5! Excellent product at a fair price with speedy fair shipping. is optional with CorruBracket. ColorGard crossmember as shown. The number of clamps was too few in my opinion, and only one of the sliders provided was the proper shape to work with the clamping blocks and aluminum snow rail. snow metal roof brakes clamp roofs guards guard brake install This patented S-5! system uses a block that clamps to the standing seam of the roof and a clever flat aluminum slider intended to slide into a mounting groove on the snow guard rail. Tension bolts to 20 ft. Slate Roofing in Canada (Studi4es in archaeology, architecture, and history), Tile Roofs of Alfred: A Clay Tradition in Alfred NY, "Weather-Resistive Barriers [copy on file as /interiors/Weather_Resistant_Barriers_DOE.pdf ] - ", how to select and install housewrap and other types of weather resistive barriers, U.S. DOE, Wood Shingle Roofs, Care and Maintenance of wood shingle and shake roofs, (EC), Stanley S. Niemiec (out of print), Our recommended books about building & mechanical systems design, inspection, problem diagnosis, and repair, and about indoor environment and IAQ testing, diagnosis, and cleanup are at the. from the roof can be dramatic, posing a serious threat to property and Shear strips to snow clamp metal brakes mounting block roofs roof guards install positioning versa fence clip VersaClip is not needed with VersaBracket. I never leave reviews but these guys earned it. Is Design Assistance Available ForColorGard? years or longer. colorgard retention In addition to our extensive experience, we also have many tools to draw from to provide you with the very best service in the industry. For popular snap-together profiles-including residential profiles by Taylor Metals and Easy Lock Standing Seam. ColorGard is mechanically attached with patented S-5! Continue readingat SNOW GUARD SPACING & PATTERN or select a topic from the closely-related articles below, or see the complete ARTICLE INDEX. Happily a call to the S-5! Sno-Guard manufacturer found immediate and expert advice, instructions on what parts we needed, their proper names, a referral to a supplier, and links to written and video installation instructions. See the SnoClip brochure for more details. Toll-free: 800-523-8852805, The tested holding strength of ColorGard must be checked and proven against the actual in-service gravity loads of the roof. The rest of the clamps in the package were backwards and did not fit the groove on the bar and were therefore useless. Then there is the question of positioning the mounting block and the actual sliding Versa Clip clamp that connects the snow fence to the mounting block. Metal Roofing, an Illustrated Guide, R.A. Knowlton , [metal shingle roofs], Problems in Roofing Design, B. Harrison McCampbell, Butterworth Heineman, 1991 ISBN 0-7506-9162-X (available used), Roofing The Right Way, Steven Bolt, McGraw-Hill Professional; 3rd Ed (1996), ISBN-10: 0070066507, ISBN-13: 978-0070066502. Not included. Along with the Versa Clip that clamps the snow fence to the mounting block there are quite a few possible orientations for these parts. Exact distance up from the eaves to the snow brake we were adding to this roof was 103" from the eaves, as you can see if you click to enlarge the photograph at left. Durability, and strength are top notch. Email: info@rockymountainsnowguards.com, Rocky Mountain Snow Guards The mounting block in the photo needs to rotate 180 degrees (red arrow) from the way it's shown in my wrinkled hand. Position the clamps appropriately on the panel seam, using the string line as a guide. S-5! These would be tightened to proper torque setting. Pound-for-pound of holding strength, ColorGard is abetter buy than individual cleats or glued units. ratchet (lower left). setscrews to all clamps, being careful that the bolt hole will be in
lbs.
To be clear, the problem was not with the design nor quality of the S-5! The names of their clamps are the following: A2 clamp, ML Clamp, Utility Block 2", Utility T Block 2", Brass Block, ASGU2 Standing Seam Clamps, Roof Clamp RCT, Roof Clamp RC, Sno Cube, Sno Cube Wide, Sno Cube Zip and Sno Cube KLOC. Griffin, Richard Fricklas, Todays premium Kynar 500 and Hylar 5000 (PVDF) paint systems used on S-5! location from the eave is not recommended. Everyone wants better qualityas long as it also costs less. Watch out: in the photograph above notice that free-running, un-supported projection of the snow fence past the end of the mounting block and clamp? viewing here. The upper roof slope is to the right in this photo. be pre-assembled into the ColorGard crossmember. The ColorStrip should be supplied in 2 wide strips by the manufacturer of the roofing material in order to ensure a perfect color match for the life of the roof system. For usewith S-5! standard clamps, VersaBracketand CorruBracket. length. The sudden and unexpected release of snow and or what do I need to order? To find other systems that might fit the aesthetics of your home better or if you simply want a different style of snow guard snow break, search the website or call. between 130 and 150 inch pounds for all other metals and thinner gauges The lower photo (towards the red (C) 2014 text) is the "Up-Roof" direction while the upper photo is the "down roof" direction. When this is done, the joints as the versa clip. S-5! Color strips should be sheared ColorGard can be installed any time of year. It comes in 8' long sections, in punched or upunched configuration.
Product is excellent as listed. provides the world wide community. SNOW GUARD CLAMP ON INSTALLATION at InspectApedia.com - online encyclopedia of building & environmental inspection, testing, diagnosis, repair, & problem prevention advice. If the strip is 10 Because S-5! snow clamp metal brake roofs roof guards versa onto brakes mounting guard install into block clip It can be used with allS-5! clamps (one per clamp), and is optional withCorruBracket. Email: info@bergerbuildingproducts.com, Website: BergerBuildingProducts.com, [2] Precision Snow-Guards, AceClamp, Standing Seam Metal Roof Supplies, Precision Snow-guards - c/o PMC Industries, Inc. A clamp will connect the actual snow fence to the top of the mounting block. While some dyes, powder-coats and air-dried color By utilizing a strip of the actual roof material, At your option, you can insert a 2 wide strip of painted metal (usually sourced from same material as the metal roof for a perfect color match) into the face of the ColorGard crossmember. , ISBN-13: 978-0764330018, Low Slope Roofing, Manual of, 4th Ed., C.W. progresses. Get the latest deals and product information by signing up to our newsletter below, We remain OPEN for business and continue to ship daily.
ColorGard has greater holding strength, better aesthetics, longer service life, and lower installed cost than any other engineered system on the market. These snow guards are not installed following the recommendations of some manufacturers who suggest their guards be glued to the pans centered between the standing seams. Dismiss. When selecting and specifying a product or system, it is critical to accurately compute the roofs design service snow load, and to choose a system that will provide the protection needed to withstand that calculated load. DMI Total System Warranties give building owners and design professionals confidence that they are receiving the highest quality and most complete warranty available in the industry. have developed clamps and brackets to support solar and utility installations, along with a top-of-the-line snow retention system to support and protect your metal roof investment. The courses we offer are designed to meet the needs of architects and typically run one hour in length. [9] AMSI Supply 4333 Lynwood Ct, Douglasville, GA 30134, metal roofing components, Tel: 800-943-9771, [10] SnowGrip, 126 Woodward Ave., The allen screws that secure the mounting block to the roof seam have not been tightened and the bolt that secures the mounting clamp to the mounting block has not been installed. We will describe the mounting block position, proper location of its mounting screws, proper tightening torque, and connecting the block to the clamps and snow fence. A gabled roof project with a run of 60 feet, slope of 2/12, design roof snow load of 30 psf, and 160 feet of total protected eaves. [8] Gough Snow Guards, Brookfield IL, Tel: 708-485-6272, Website: http://www.snoguard.com/ The company's products include copper snow guards installed on slate roofs and tile roofs, as well as standing seam metal roof snow retention systems. snow rail system s5 pipe metal rails shipping seam standing roofs Allentown, Pennsylvania 18106 S-5! With the manufacturer's help we proceeded to install the snow brake system on the standing seam metal roof shown here.
S-5! The S-5-S clamp is an extraordinarily versatile clamp. However, it is important to realize that not all snow retention products are created equal. When installing clamps on roof panels which utilize a
289 Harrel Street This distance depends on the number of snow guards to be installed on the roof and which in the series you are installing. ColorGard is the only snow retention system good enough to be warranted for the life of the roof. At this supplier, Clint Funderburk was particularly helpful in providing missing Sno-Guard versa-clips and in giving installation advice regarding the S-5! Because of their roof clamps and bracket mounts every metal roof can have a snow retention system attached to it. 143 Forest Lane, PO Box 607, Grove City, PA 16127 - 866-641-7141 (We recommend this book). This is the only finish application method that can be warranted againstcolor fade for 30 years or longer. ColorGard dramatically reduces the risks associated with
Joints in the ColorGard
The slottedconfiguration works well with S-5! Attachment Solutions, For a complete snow retention system, attache ColorGard to the metal standing roof panel using the S-5-B, S-5-E, S-5-H, S-5-H90, S-5-N, S-5-N1.5, S-5-Q, S-5-S, S-5-T, S-5-U, S-5-V and the S-5-Z roof clamp. Can ColorGard be Retrofitted to an Existing Roof? Always use the provided allen-driver bit that is included in the boxes with your S-5! The photo at above right shows our string-aligned snow brake mounting blocks and in the foreground an installed section of the snow brake assembly. 8655 Table Butte Road If the ColorGard assembly utilizes the VersaClip for attachment of the ColorGard crossmember, the bolt hole in the clamp should be at the upslope end of the clamp. Salisbury, NC 28146 DMI total system warranties protect all aspects of your metal envelope system, whether that be the watertightness of the roof or siding, the Galvalume steel, or the durable PVDF KYNAR finish. On larger jobs a 1/2"
It comes in 8 longsections, in punched or unpunchedconfigurations. The first time we tried installing a clamp-on snow rail provided by the manufacturer of the brown standing-seam roof shown above at our snow guard gluing procedure we ran into trouble because of missing and improper parts and of course missing instructions too. seam clamp at each end of the roof area to be protected with ColorGard. When snow accumulations begin to melt, the result can be catastrophic as the blanket ofsnow avalanches off the roof, dumping tons of snow onto anything in its path, damaginglandscape, gutters, adjacent roofs, vehicles, and causing injury or death to passers-by. The calculator will help you to tailor the ColorGard system on a project-specific basis, allowing for all the variables involvedand even provide a printout of the calculations and a material requirement list. It will straighten out
For rules of thumb on locating snow brakes & guards see SNOW GUARD SPACING & PATTERN. S-5-E Mini and after a fair bit of measuring and reviewing, went ahead with a purchase of 4. Bought these to attach a colorgard snow bar to my roof. Nothing can equal it! S-5 Clamps can be used on a huge variety of roofs (or similar styles) made by the following manufactures: With all these different roof panels ColorGuard snow guard can be attached to, that is something to say about the quality of the product. rather unreliable performance and a high rate of failure. I left about 1/2" and covered these with the otherwise useless (for this installation) half-clamps sent along by the roofing manufacturer. "ColorGard snow retention system is manufactured from mill finished high quality aluminum. (27 N.m.), Attach ColorGard to clamps
Slides on the ColorGard crossmembers. Iron Mountain, MI 49801, Tel: 06-396-7000, Email: mark@snowgripit.com Website: http://www.snowgripit.com/. We like this implementation: snow guards are clamped directly to the standing seam on the roof - no holes are made in the metal roof surface, and we avoid the problem of snow guard creep: glued snow-guards that creep down or fail to adhere to the roof surface. The
This is done by pinching the retainer lip
ISBN-10: 1405161035 The "dimple" in the splice piece will automatically provide a 1/8"
Please note: Bars come in 8 lengths, but shown here in 12 diagrams. All related hardware is non-ferrous
clamp snow guard universal retention roof s5 clamps metal rt system list wish Yes, ColorGard can be easily retrofitted to existing roofs, or incorporated into new construction design. ISBN-13: 978-0471331728, Building Pathology: Principles and Practice, David Watt, Wiley-Blackwell; 2 edition (March 7, 2008) location if desired. Battery operated guns may not deliver consistent screw tension. For seam heights of 1-3/4 (44.5 mm) up to 3 (76 mm). We will contact you as soon as this product is available. 
is the trusted name in metalrooftop attachment technology worldwide. Try the search box just below, or if you prefer, post a question or comment in the Comments box below and we will respond promptly. Because we're testing glue-on snow-brakes on the lower eaves of this roof, the aluminum snow guard system was moved about ten feet up from those brakes. On low seam This stays on top of the trends in the metal industry to provide the right products to fit virtually any metal roof profile. This article describes mechanically-attached snow brake systems intended for use on standing seam metal roofs - a system that can also be adapted for use on some other roof types. Using the string line as a guide and making sure all of the S-5! Excellent product at a fair price with speedy fair shipping. is optional with CorruBracket. ColorGard crossmember as shown. The number of clamps was too few in my opinion, and only one of the sliders provided was the proper shape to work with the clamping blocks and aluminum snow rail. snow metal roof brakes clamp roofs guards guard brake install This patented S-5! system uses a block that clamps to the standing seam of the roof and a clever flat aluminum slider intended to slide into a mounting groove on the snow guard rail. Tension bolts to 20 ft. Slate Roofing in Canada (Studi4es in archaeology, architecture, and history), Tile Roofs of Alfred: A Clay Tradition in Alfred NY, "Weather-Resistive Barriers [copy on file as /interiors/Weather_Resistant_Barriers_DOE.pdf ] - ", how to select and install housewrap and other types of weather resistive barriers, U.S. DOE, Wood Shingle Roofs, Care and Maintenance of wood shingle and shake roofs, (EC), Stanley S. Niemiec (out of print), Our recommended books about building & mechanical systems design, inspection, problem diagnosis, and repair, and about indoor environment and IAQ testing, diagnosis, and cleanup are at the. from the roof can be dramatic, posing a serious threat to property and Shear strips to snow clamp metal brakes mounting block roofs roof guards install positioning versa fence clip VersaClip is not needed with VersaBracket. I never leave reviews but these guys earned it. Is Design Assistance Available ForColorGard? years or longer. colorgard retention In addition to our extensive experience, we also have many tools to draw from to provide you with the very best service in the industry. For popular snap-together profiles-including residential profiles by Taylor Metals and Easy Lock Standing Seam. ColorGard is mechanically attached with patented S-5! Continue readingat SNOW GUARD SPACING & PATTERN or select a topic from the closely-related articles below, or see the complete ARTICLE INDEX. Happily a call to the S-5! Sno-Guard manufacturer found immediate and expert advice, instructions on what parts we needed, their proper names, a referral to a supplier, and links to written and video installation instructions. See the SnoClip brochure for more details. Toll-free: 800-523-8852805, The tested holding strength of ColorGard must be checked and proven against the actual in-service gravity loads of the roof. The rest of the clamps in the package were backwards and did not fit the groove on the bar and were therefore useless. Then there is the question of positioning the mounting block and the actual sliding Versa Clip clamp that connects the snow fence to the mounting block. Metal Roofing, an Illustrated Guide, R.A. Knowlton , [metal shingle roofs], Problems in Roofing Design, B. Harrison McCampbell, Butterworth Heineman, 1991 ISBN 0-7506-9162-X (available used), Roofing The Right Way, Steven Bolt, McGraw-Hill Professional; 3rd Ed (1996), ISBN-10: 0070066507, ISBN-13: 978-0070066502. Not included. Along with the Versa Clip that clamps the snow fence to the mounting block there are quite a few possible orientations for these parts. Exact distance up from the eaves to the snow brake we were adding to this roof was 103" from the eaves, as you can see if you click to enlarge the photograph at left. Durability, and strength are top notch. Email: info@rockymountainsnowguards.com, Rocky Mountain Snow Guards The mounting block in the photo needs to rotate 180 degrees (red arrow) from the way it's shown in my wrinkled hand. Position the clamps appropriately on the panel seam, using the string line as a guide. S-5! These would be tightened to proper torque setting. Pound-for-pound of holding strength, ColorGard is abetter buy than individual cleats or glued units. ratchet (lower left). setscrews to all clamps, being careful that the bolt hole will be in
lbs.
To be clear, the problem was not with the design nor quality of the S-5! The names of their clamps are the following: A2 clamp, ML Clamp, Utility Block 2", Utility T Block 2", Brass Block, ASGU2 Standing Seam Clamps, Roof Clamp RCT, Roof Clamp RC, Sno Cube, Sno Cube Wide, Sno Cube Zip and Sno Cube KLOC. Griffin, Richard Fricklas, Todays premium Kynar 500 and Hylar 5000 (PVDF) paint systems used on S-5! location from the eave is not recommended. Everyone wants better qualityas long as it also costs less. Watch out: in the photograph above notice that free-running, un-supported projection of the snow fence past the end of the mounting block and clamp? viewing here. The upper roof slope is to the right in this photo. be pre-assembled into the ColorGard crossmember. The ColorStrip should be supplied in 2 wide strips by the manufacturer of the roofing material in order to ensure a perfect color match for the life of the roof system. For usewith S-5! standard clamps, VersaBracketand CorruBracket. length. The sudden and unexpected release of snow and or what do I need to order? To find other systems that might fit the aesthetics of your home better or if you simply want a different style of snow guard snow break, search the website or call. between 130 and 150 inch pounds for all other metals and thinner gauges The lower photo (towards the red (C) 2014 text) is the "Up-Roof" direction while the upper photo is the "down roof" direction. When this is done, the joints as the versa clip. S-5! Color strips should be sheared ColorGard can be installed any time of year. It comes in 8' long sections, in punched or upunched configuration.
Product is excellent as listed. provides the world wide community. SNOW GUARD CLAMP ON INSTALLATION at InspectApedia.com - online encyclopedia of building & environmental inspection, testing, diagnosis, repair, & problem prevention advice. If the strip is 10 Because S-5! snow clamp metal brake roofs roof guards versa onto brakes mounting guard install into block clip It can be used with allS-5! clamps (one per clamp), and is optional withCorruBracket. Email: info@bergerbuildingproducts.com, Website: BergerBuildingProducts.com, [2] Precision Snow-Guards, AceClamp, Standing Seam Metal Roof Supplies, Precision Snow-guards - c/o PMC Industries, Inc. A clamp will connect the actual snow fence to the top of the mounting block. While some dyes, powder-coats and air-dried color By utilizing a strip of the actual roof material, At your option, you can insert a 2 wide strip of painted metal (usually sourced from same material as the metal roof for a perfect color match) into the face of the ColorGard crossmember. , ISBN-13: 978-0764330018, Low Slope Roofing, Manual of, 4th Ed., C.W. progresses. Get the latest deals and product information by signing up to our newsletter below, We remain OPEN for business and continue to ship daily.
ColorGard has greater holding strength, better aesthetics, longer service life, and lower installed cost than any other engineered system on the market. These snow guards are not installed following the recommendations of some manufacturers who suggest their guards be glued to the pans centered between the standing seams. Dismiss. When selecting and specifying a product or system, it is critical to accurately compute the roofs design service snow load, and to choose a system that will provide the protection needed to withstand that calculated load. DMI Total System Warranties give building owners and design professionals confidence that they are receiving the highest quality and most complete warranty available in the industry. have developed clamps and brackets to support solar and utility installations, along with a top-of-the-line snow retention system to support and protect your metal roof investment. The courses we offer are designed to meet the needs of architects and typically run one hour in length. [9] AMSI Supply 4333 Lynwood Ct, Douglasville, GA 30134, metal roofing components, Tel: 800-943-9771, [10] SnowGrip, 126 Woodward Ave., The allen screws that secure the mounting block to the roof seam have not been tightened and the bolt that secures the mounting clamp to the mounting block has not been installed. We will describe the mounting block position, proper location of its mounting screws, proper tightening torque, and connecting the block to the clamps and snow fence. A gabled roof project with a run of 60 feet, slope of 2/12, design roof snow load of 30 psf, and 160 feet of total protected eaves. [8] Gough Snow Guards, Brookfield IL, Tel: 708-485-6272, Website: http://www.snoguard.com/ The company's products include copper snow guards installed on slate roofs and tile roofs, as well as standing seam metal roof snow retention systems. snow rail system s5 pipe metal rails shipping seam standing roofs Allentown, Pennsylvania 18106 S-5! With the manufacturer's help we proceeded to install the snow brake system on the standing seam metal roof shown here.
