PSAM mini split line sets are available in popular sizes like 1/4" x 3/8", 1/4" x 1/2"

https://storyquanta.com/s/vqjdJeH1ox_gvaHEPOIqz

PSAM mini split line sets are available in popular sizes like 1/4" x 3/8", 1/4" x 1/2", and 3/8" x 5/8" to match typical BTU capacities from 9,000 to 36,000.