Compact Designed Water Coils are provided with die-formed plate type fins. These Water Coils are available with ⅜",, ½", ⅝" outer diameter seamless drawn copper tubes. These Water Coils are offered in galvanized or mild steel made casings and are fully encased or with end plates only. Compact Designed Water Coils have all joints hand brazed with silver-bearing brazing alloys.