Assistant tank for solar water heater is a filling water tank which design with the ball valve. Once the assistant tank is full, the ball valve closes and stops the cold water coming. The functional is same like the toilet tank.
This assistant tank is used for non-pressure main tank.
Vertical assistant tank can be installed directly on top of main tank by thread or beside the tank.
The inner tank of assistant tank usually used SUS304-2B food grade stainless steel
It is difference in outer material: galvanized steel ,201stainless steel,SUS304
Size :5L,8L,10L
Tank thread :1/2’’ 3/4’’ is available