The Dead Zone: When rooftop supports aren’t specified

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 and the roof membrane is an area—an interface—where there is [...]

By | 2018-07-30T18:06:27+00:00 July 30th, 2018|HVAC, Knuckleheads, Roofing Materials|Comments Off on The Dead Zone: When rooftop supports aren’t specified

Elevating and Leveling Rooftop-Mounted Equipment

Elevating and leveling roof-installed pipelines and HVAC equipment are more important than may appear at first glance. There are two issues: First, pipes, equipment or electrical conduit need to be elevated to a point where debris, sticks and leaves, snow and ice cannot be trapped underneath causing a dam that will lead to ponding water. [...]

By | 2018-07-23T20:25:35+00:00 July 23rd, 2018|HVAC, Knuckleheads, Wood Blocks|Comments Off on Elevating and Leveling Rooftop-Mounted Equipment

Installing KnuckleHeads: A Value Proposition

Is protecting a $55,000 roof job worth a few hundred dollars? Recently, a building owner in Michigan contracted for a re-roof of his building.  A ten-man crew installed a PVC membrane to the roof.  Pipes and HVAC equipment, originally positioned on wood sleepers, were moved to allow for the installation.  Once the job was completed, [...]

By | 2018-07-05T17:00:39+00:00 May 23rd, 2018|HVAC, Knuckleheads, Support, Wood Blocks|Comments Off on Installing KnuckleHeads: A Value Proposition

Correctly Placing HVAC Units on Commercial Rooftops

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 that could lead to ponding water and leaks. [...]

By | 2017-10-31T17:10:42+00:00 October 31st, 2017|HVAC, Knuckleheads, Support|Comments Off on Correctly Placing HVAC Units on Commercial Rooftops