r-454b

1 article about r-454b

April 21, 2026·By Andrew Blom·Repair

R-410A vs R-32 Refrigerant: 2026 LI Homeowner Guide

R-410A is being phased down and the new AC systems on Long Island are shipping with R-32 or R-454B. Here's what that means for repair, replacement, and buying in 2026.