Product Description

open loop system : it have a life span than more *5 years 
freez protection **5 degree
wind stress **0 km/h without damage
hail resistance ****0 mm (diameter )

*- Pressure system
using the cooper coil as the heat exanger , it can produce hot water with 
constant temperature, its is safe and comfortable to use it take the advantage of the tap waters pressure can produce strong water flow. and it is not limited by the tank capacity.so it can produce more hot water than the general models.