r410a trane refrigerant piping size chart
apacity Systems (Up to 3 Tons) Suction Line: 3/4" to 1-1/4" Liquid Line: 1/4" to 3/8" Discharge Line: 3/8" Medium Capacity Systems (4 to 10 Tons) Suction Line: 1-1/2" to 2-1/2" Liquid Line: 3/8" to 7/8" Discharge Line: 1/2" to 1" Large Capacity Systems (Above 10 Tons) Suct