-3 years guaranted for hot water storage,but one year for electricial heater and movable parts.
diameter and high ratio for better temperature storage.
-Wall inner of container and heat exchanger are protected against corrosion.Optimized
-The low heat loss and highly efficient thermal insulation. Solar calorifier made of steel with two pipe heat exchanger.
-The low heat loss and highly efficient thermal insulation. -Solar calorifier made of steel with two pipe heat exchanger. |