Blog Posts
Clearing the Way for Coating A public school roof in central Michigan, was scheduled to be resealed with a liquid applied coating. Two adjacent roof sections were involved separated by a parapet wall over which line sets needed to pass. Prior to coating five mini…
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Field reports from HVAC and roofing contractors indicate an increasing issue relating to the stability of rooftop equipment installations. Earthquakes at 6.4 magnitude in January ran through the Caribbean wreaking havoc with the electrical grid and power lines, not to mention rooftop-mounted equipment. Elsewhere, high…
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In a perfect world, low-slope roofs would have nothing on them. This was the opinion of the NRCA in 1990. Since then, the proliferation of rooftop equipment and utility lines such as gas pipes and conduit is seen everywhere on low slope roofs. Different trades…
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KnuckleHeads Prevent Split Tip-overs in High Winds Roof-mounted heat pump splits are often attached to 4’ X 4’ treated wood beams, which are loose laid on the roof membrane. While this has been common practice for many years, the emergence of taller “double stacked” units…
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Recently Green Link principals, Phil Georgeau, Founder, and Lisa Mulder, Technical Director traveled to San Juan, Puerto Rico to survey the destruction caused by Hurricane Maria, and to study how the use of the KnuckleHead support system could provide more stable rooftop installations in the…
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KnuckleHead Rooftop Supports: The Secret Ingredient The KnuckleHead support has been carefully engineered and features a distinct design. But there is something else unique about it: the material from which it is made. That material is a high-performance polymer called Nylon 66. Nylon 66 possesses…
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Can a Simple Rooftop Support Be “Engineered”? Rooftop supports for pipes and HVAC equipment come in a variety of shapes and sizes, and, of course, prices. Some feature a base made of recycled rubber and a metal top for supporting pipes or struts. Some…
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Dana Castle didn’t know what to expect from her trip to the National Women in Roofing Day, but she sure didn’t expect this! An article posted on Rooferscoffeeshop.com By Karen L. Edwards, NWIR Communications Chair and RCS Editor. GREEN LINK Engineering’s Sales and Business Development…
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Rooftop Supports: What Do Adhesive/Sealants Bring to the Party? Many, if not most, rooftop supports are loose laid. This makes for easy installation of pipelines, air conditioning units, conduit and other rooftop equipment, but loose laid supports present a potential for problems down the…
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Because rooftop supports aren’t typically specified, they are often improvised. A well-constructed commercial or industrial building must meet a host of specifications. The roof is no exception, and neither is rooftop mounted equipment, including pipes, conduit, HVAC/R units, solar arrays, etc. Yet between such equipment…
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