Green Link Engineering

Duncan Aviation Project: Phase II

April 14, 2019 at 1:13 p.m.

By GREENLINK Engineering. This job was the second phase of an earlier project involving the roof of an airplane maintenance facility. This phase II project required replacing aging wood sleepers supporting 400 feet of a roof-mounted gas line. The roof was built with an upper and lower section each ...

GREEN LINK Roof Mounted Air Conditioning

Replacing Window-Mounted Air Conditioners With A Roof-Mounted System

March 27, 2019 at 1:57 p.m.

By GREEN LINK Engineering. KnuckleHeads are designed to support pipes of all sizes as well as HVAC equipment. Each KnuckleHead can support up to 600 lbs. Strut KnuckleHeads are designed to hold standard Unistrut type aluminum and steel channel to create a support system for mounting air conditioning units, chillers, mini-splits, ...

New Products Now Available from Duro-Last

March 22, 2019 at 10:33 a.m.

By Duro-Last. Duro-Last®, Inc. is committed to providing our customers with industry-leading products and services for all of their commercial roofing projects. As we continue to expand our roofing system solutions, we are pleased to announce that the following items are now in stock and available for purchase through Duro-Last. Duro-Last® Roof ...

Green Link - mourns loss of Danny Lee Castle

Roofing Community mourns loss of Danny Lee Castle

February 28, 2019 at 1:26 p.m.

By Heidi J. Ellsworth, RCS Partner. GREEN LINK Engineering’s Sales and Business Development Coordinator, Dana Castle loses husband Danny Lee Castle after fight with cancer. I met Dana Castle, the sales and business development coordinator for Green Link Engineering at the 2018 International Roofing Expo ® (IRE®). We met over brunch ...

KnuckleHead Rooftop Supports: The Secret Ingredient

February 13, 2019 at 10:06 a.m.

By GREENLINK Engineering. 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 properties that make it ideal for the conditions ...

GREEN LINK Introduced New KnuckleHead Strut Design at AHR Expo in Atlanta

January 23, 2019 at 7:36 p.m.

GREEN LINK Engineering unveiled its redesigned KnuckleHead Strut Support which provides improved performance and more visually appealing aesthetics at the AHR Expo at the Georgia World Congress Center in Atlanta. The new design features a sleeker look with ribs flanking each side of the head. It is more characteristic of ...

Can a Simple Rooftop Support Be “Engineered”?

January 12, 2019 at 6:45 p.m.

A finished KnuckleHead installation supporting air conditioning units and pipelines is aesthetically pleasing. 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. ...

Correctly Placing HVAC Units on Commercial Rooftops

January 4, 2019 at 4:53 p.m.

Rooftop units are an extremely common setup in HVAC systems for commercial buildings due to their ease of installation, good energy efficiency and ability to provide heating and cooling in one unit. Unfortunately, an improperly placed and installed packaged rooftop unit can lead to roof damage, including punctured membranes and sagging ...

Rooftop Supports: What Do Adhesive/Sealants Bring to the Party?

November 6, 2018 at 4:20 p.m.

By GreenLink. 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 road. Over time, equipment vibration and wind gusts can cause loose laid supports to ...

Another Reason to Love the Roofing Industry: Friendships are Born When You Least Expect it.

October 26, 2018 at 1:38 p.m.

By Karen L. Edwards, NWIR Communications Chair and RCS Editor. 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! GREEN LINK Engineering’s Sales and Business Development Coordinator, Dana Castle, was excited about attending the first National Women in ...