Listings

Copper Development Association (CDA)
The CDA recognizes the use of press connections in high-pressure HVAC/R applications and provides additional information and instructions here.

Underwriters Laboratories (UL) Listed
RLSĀ® fittings and connections have been tested by Underwriters Laboratories to UL 207. The fittings are listed by UL for use in high-pressure refrigeration piping systems to 700 psi. The listing applies to all sizes of RLS fittings and RLS connections in valves and other ancillary refrigeration products. You can view our U.S. listing here and our Canada listing here.

International Code Council ES PMG Listed
RLSĀ® fittings and connections have been evaluated and listed by the International Code Council Evaluation Service (ICC-ES) for use in high-pressure refrigeration piping systems to 700 psi. The listing applies to all sizes of RLS fittings and RLS connections in valves and other ancillary refrigeration products. You can view the report on the ICC-ES website or download it on our Resources page.

Code and Industry Standard Compliant
The International Code Council Evaluation Service has evaluated RLS fittings and RLS connections and found them to be in compliant with the following mechanical Codes, residential building codes and industry standards:

2021 International Mechanical Code (IMC)
2018 International Mechanical Code (IMC)
2015 International Mechanical Code (IMC)
2012 International Mechanical Code (IMC)
2009 International Mechanical Code (IMC)
2006 International Mechanical Code (IMC)

2021 International Residential Building Code (IRC)
2018 International Residential Building Code (IRC)
2015 International Residential Building Code (IRC)
2012 International Residential Building Code (IRC)
2009 International Residential Building Code (IRC)
2006 International Residential Building Code (IRC)

2021 Uniform Mechanical Code (UMC)
2018 Uniform Mechanical Code (UMC)
2015 Uniform Mechanical Code (UMC)
2012 Uniform Mechanical Code (UMC)
2009 Uniform Mechanical Code (UMC)
2006 Uniform Mechanical Code (UMC)

UL 207 (Edition 8), Standard for Refrigerant-Containing Components and Accessories, Nonelectrical