Archive for November 2022

Rubber Versus Foam Pipe Insulation: Which is better?

There are many types of commercial and industrial mechanical pipe insulation types to choose from. Each type offers advantages and disadvantages depending on the application. Determining owner project and performance requirements will simplify the product selection process while ensuring that the right pipe insulation is specified and installed to ensure long-term system performance. This post…

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Insulation That Prevents Moisture and Mold on Pipes and Ducts

Molds belong to the fungi kingdom, and unlike plants, they lack chlorophyll and must survive by digesting plants and other organic materials. Molds generate tiny spores to reproduce, and these spores are ever-present in both indoor and outdoor air currents. When mold spores land on a damp or wet surface, they begin to grow and…

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Is Closed Cell Foam Insulation Waterproof?

Closed cell foam insulation is known for its resistance to moisture, however is it waterproof? This post will explain the performance benefits of closed-cell insulation, specifically flexible elastomeric closed cell foam insulation, for insulating piping, ductwork, and equipment. The dictionary definition of waterproof is “impervious to water”. Impervious is defined as “not allowing entrance of…

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Cementitious Termination Points

Pipe insulation runs, both horizonal and vertical, often terminate into cementitious substrates such as masonry block walls and concrete floors. While this technical bulletin addresses proper adhesion and sealing of Aeroflex USA’s AEROFLEX EPDM™ closed-cell elastomeric insulation at termination points, it does not address, nor is intended to replace, proper firestopping standards, codes, and specifications.…

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