DuctSox Fabric Air Dispersion Products takes great pride in upholding the highest quality standards. Part of those high standards include regulatory compliance testing. Regulatory compliance and codes are generally governed by a regional code body. In some instances, individual cities have a regulatory code body. Product testing is an on going process. Please check back for up-to-date information.

UL Classified/Certified to NFPA-90A
Coronado, Sedona-Xm, TufTex, Verona, DuraTex, EkoTex, Rx25, Rx50, Rx100, Rx200, Microbe-X, & Stat-X
Requirements to classify are to pass the 25/50 flame spread/smoke developed requirements of ASTM E-84 (Tunnel Test/NFPA 255/UL723). UL Classification ensures continued compliance for all products manufactured.

UL Classified to ICC-ES AC-167 (Acceptance Criteria for Fabric Air Dispersion Systems) and UL 2518
Coronado, Sedona-Xm, TufTex, Verona, DuraTex, EkoTex, Rx25, Rx50, Microbe-X, & Stat-X
Listed fabrics are classified to ICC Evaluation Service AC-167, “Acceptance Criteria for Fabric Air Dispersion Systems.” These requirements additionally include weight, air permeability, mold growth and humidity, high temperature, low temperature, erosion and pressure. Products investigated to AC167 are intended to be installed in accordance with the accompanying manufacturer's installation instructions.

CAN/ULC Listed (Canada only)
Verona, Stat-X & EkoTex
Products meet the minimum requirements to pass the 25/50 Flame Spread/Smoke Developed requirements of ULC test method S102.2 “Standard Method of Test for Surface Burning Characteristics of Flooring, Floor Covering and Miscellaneous Materials and Assemblies.”


BS 5867 Part 2, 1980
Verona, DuraTex (by request only), EkoTex
These products have been tested in accordance with BS EN ISO 15025:2002 Procedure A (surface ignition) using a 15 second flame application time. The results obtained were assessed, and products pass, according to the requirements of BS 5867: Part 2: 2008.

Verona, EkoTex
The listed products have been evaluated by the tests included in GB8624-2006 Classification for Burning Behavior of Building Materials and Products. The testing of these products produced a Bs1d0t1 rating.