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Large-diameter pipes, chillers, tanks, vessels, and equipment present a set of insulation challenges that differ from standard pipes. Bigger surfaces, more seams, and more exposure to demanding operating environments increase mechanical stress over the life of the system. Unfortunately, in some cases short cuts can lead to  moisture ingress, energy loss, and premature system breakdown due to corrosion under insulation (CUI).
AEROFLEX EPDM Sheet & Roll is a closed-cell elastomeric foam insulation engineered for these specific applications. Made with a proprietary blend of nonpolar EPDM synthetic rubber, it resists water absorption and UV degradation when compared to standard NBR/PVC insulation, with a built-in vapor retarder that eliminates the need for a supplemental vapor barrier in most applications. Our smooth durable sheets and rolls are ideal for large pipes, fittings, chillers, tanks, and equipment.
AEROFLEX EPDMÂ Sheet & Roll is available in a wide range of thicknesses to meet condensation control and energy code requirements. See data sheet for thicknesses and corresponding R-values.
Most thicknesses are available with or without a low-VOC, pressure-sensitive adhesive (PSA) back for faster installation.
Energy Efficiency & High-Performance Building Standards
Meets minimum pipe insulation thickness and R-value requirements of IECCÂŽ and ASHRAE 90.1.
Helps project teams meet sustainability goals through energy performance, material transparency, and responsible product selection.
Supports specifications for projects requiring low-emitting materials, chemical compliance, and adherence to evolving environmental regulations.Â
AEROFLEX EPDM⢠Sheet & Roll is engineered to support compliance with key industry standards, building codes, and material transparency requirements for commercial, institutional, mission critical, and industrial projects.
*Supplemental vapor barrier may be required in extreme low-temperature or high-humidity applications. Protective jacket required for direct-bury applications and where insulation may be subjected to mechanical damage.
**For exterior applications, AerocoatÂŽ, Aerocoat LVOCÂŽ, or an insulation jacket are recommended for UV protection to maximize the insulation's life cycle.
AEROFLEX EPDM⢠Sheet & Roll is engineered to provide a durable and reliable thermal, mechanical, and moisture resisting performance:
Continuous Operating Temperature Range
-297°F to 257°F ( -183°C to 125°C); -22°F to 248°F (-30°C to 120°C) with PSA
Thermal Performance
Thermal Conductivity @ 75°F (Btu¡in./hr¡ft2¡°F): 0.245
Moisture Resistance
Water Vapor Permeability (Perm¡inch): 0.02
Corrosion Protection
Non-corrosive on stainless steel (ASTM C692)
Fire Performance
Surface Burning/Flammability: < 25 FSI, < 50 SDI (25/50) (ASTM E84, UL723, CAN/ULC-S102)* Plenum-Rated: NFPA 90A/90B Self-extinguishing (ASTM D635) *Through 2-inch wall thickness Density: 3.0-6.0 lb/ft3 ASTM D1667
AEROFLEX EPDM Sheet & Roll is designed to comply with key industry standards, building codes, and material transparency requirements for commercial, institutional, and industrial projects.
Copyright Š 2026 Aeroflex USA, Inc. All rights reserved
Privacy | Cookies | Terms of Use