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FlowGuard Gold® Pipe & Fittings Are Acceptable for Use in Plenums

By: Jonathan Simon on March 8th, 2018

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FlowGuard Gold® Pipe & Fittings Are Acceptable for Use in Plenums

FlowGuard Gold® CPVC

The following manufacturers of FlowGuard Gold CPVC pipe and fittings are listed and labeled per ICC Evaluation Service Report PMG-1264 and as required by the International Mechanical Code and Uniform Mechanical Code:

  • Bow Industrial Corporation (Pipe & Fittings)
  • Charlotte Pipe & Foundry (Pipe & Fittings)
  • Cresline Plastic Pipe Co., Inc. (Pipe)
  • Genova Products, Inc. (Pipe and Fittings)
  • NIBCO Inc. (Fittings)

Therefore, all FlowGuard Gold pipe and fittings are acceptable for use in return air plenums.

Current Code Requirements

2018 Uniform Mechanical Code, Section 602.2:

“Materials exposed within ducts or plenums shall be non-combustible or shall have a flame spread index not to exceed 25 and smoke developed index not to exceed 50, when testing as a composite product in accordance with ASTM E84 or UL 723.”

2018 International Mechanical Code, Section 602.2.1

“Except as required by sections 602.2.1.1, materials within plenums shall be noncombustible or shall be listed and labeled as having a flame spread index of not more than 25 and a smoke developed index of not more than 50 when tested in accordance with ASTM E84 or UL 723.”

 

FlowGuard Gold Plenum Report Details

Lubrizol has conducted ASTM E84 testing on FlowGuard Gold CPVC compounds which are covered in IAPMO Uniform Evaluation Service Evaluation Report UEL-5002:

“FlowGuard Gold CPVC compound when formed into pipe and fittings...exhibited a flame-spread index of less than 25 and a smoke developed index less than 50, satisfying the requirements for installation in plenums spaces or within ducts in accordance with UMC and IMC Sections 602.2”

The pipe and fitting manufacturers named above are listed in ICC Evaluation Service Report PMG-1264, which states:

“The following ratings were obtained and have been found to meet the 25/50 flame spread/smoke developed requirements:

  • ½”-2” water-filled FlowGuard Gold CPVC pipe and fittings have a flame spread index of no more than 5 and a smoke developed index of no more than 35
  • ½”-2” dry FlowGuard Gold CPVC pipe and fittings have a flame spread index of no more than 5 and a smoke developed index of no more than 25”

For the latest copy of the ICC-ES and IAPMO-UES reports, please visit: www.FlowGuardGold.com/installation/plenum-ratings.

 

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