Aerocel® EPDM Insulation Receives Through-Penetration UL Certifications

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Aerocel® EPDM pipe insulation is included in 12 different system configurations for UL Certification listings for VRF/VRV HVAC piping fire-stop systems that include Reflok® aluminum piping and Rectorseal Metacaulk®, Biostop®, and Flamesafe® fire stopping and smoke sealing products.

Sweetwater, TN May 2, 2016 – Aeroflex USA’s Aerocel® AC EPDM pipe insulation has been included in 12 different designs of various through penetration fire-stopping systems typical to VRF/VRV piping installations. The UL Certifications are common installations that can be experienced in typical commercial buildings that VRF and VRV HVAC installations are most widely used in. These systems have F and T ratings up to 2 hours and 2 hours, depending on construction details. The certifications cover both masonry and typical wood or steel frame construction. Detail is given for shaft wall assemblies, as well. Penetration assemblies covered by these various certifications:

  • Maximum of three tubes installed eccentrically or concentrically within opening.
  • Maximum of three tubes installed eccentrically or concentrically within opening. Tubes to be rigidly supported on both sides of wall assembly.
  • One tube installed concentrically within opening.
  • One tube centered within opening. Tube to be rigidly supported on both sides of wall assembly.

Aerocel AC EPDM flexible elastomeric insulation is already the only real choice for pipe insulation for VRF/VRF systems because of its unique combination of performance properties, including exceptional fire safety. VRF/VRV HVAC piping systems offer a unique set of requirements that demand exceptional performance in several properties. The UL certification for these applications with aluminum pipe systems makes Aerocel that much more of an effective choice for these difficult systems.

More information about Aeroflex USA’s Aerocel AC EPDM flexible elastomeric insulation can be found at: https://www.aeroflexusa.com/vrf/.

About Aeroflex USA, Inc.
Aeroflex USA, Inc. is the leading United States producer of EPDM flexible cellular rubber insulation products. Aeroflex USA, Inc.’s facilities are in Sweetwater, TN, where these insulation products are produced and distributed to North, Central and South America. Aeroflex USA, Inc. started in business in 1999, and is a subsidiary of Eastern Polymer Group, Bangkok Thailand. Eastern Polymer Group is the world’s leading producer and developer of EPDM rubber products used for thermal and acoustical insulation. Further contact with Aeroflex USA, Inc. may be made by e-mailing sales@aeroflexusa.com