XSPECT® ISOfoam APF is a durable, lightweight board insulation designed to simplify fabrication and installation while maximizing versatility. It’s easy to fabricate and install – and now it comes in both flat and tapered options to help ensure
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After years of patching a failing high school rooftop duct insulation system, a local Chicago-based installer was finally able to completely replace the system, putting XSPECT® ISOfoam APF board to work for a solid and long-lasting solution.
Bonded to a foil facer on both sides, XSPECT is a closed-cell polyisocyanurate foam core board. The foil facer acts as an excellent vapor-retarder and together with the closed cell foam, the product creates a tightly sealed system. Lightweight and easy to install, XSPECT is perfect for applications such as rooftop ducts, HVAC equipment, refrigerated transportation, railcars and storage vessels.
Learn more about XSPECT ISOfoam APF board and its benefits.
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Johns Manville supports contractors with productivity-enhancing and performance-enhancing mechanical products, including duct, pipe, and building insulations.
Mar 28, 2024 — Products & Services Update
Jun 11, 2025 - The HDQC-XL Cleat delivers strength and airtight performance for wide TDF and heavy-gauge duct. It reduces deflection and leakage—key to boosting HVAC efficiency in demanding builds.
Jun 11, 2025 - Hazard communication training helps employees identify, use, and store hazardous materials safely, providing vital info and protective measures to prevent dangerous exposures.
Jun 11, 2025 - This new capital will give us the fuel to grow the team and accelerate the delivery of new modules and AI models that the construction industry needs.