Uncased Refrigerant Coils Aluminum fin on copper tube. 600psi 400°F maximum. (suitable for R410a) Drain pan required for cooling applications UW Uncased Water coil-spec-20240801 Related products Uncased RefrigerantUR1620-04 Read more Uncased RefrigerantUR3020-04 Read more Uncased RefrigerantUR1620-03 Read more