System: Jacket Type Closed Loop Dimensions: 1660 x Ø590 mm Weight: 90 kg (207 lb) Working Pressure: 6 bar Test Pressure: 12 bar Insulation: Glasswool Covering: Galvanized Steel or Stainless Steel Electrical Heater: 2000 W Corrosion Protection: Hot Deep Galvanized & Cathodic Protection,Stainless Steel