


100-150 liter diaphragm tube

Sefa Diaphragm tube 500-750 liters

Source under pressure
The raw material of the body is completely standard in Italy (made of Mobarake Isfahan steel), which is completely superior to the size of similar tanks in the market.

500 liter pressurized source
The raw material of the body is completely standard in Italy (made of Mobarake Isfahan steel), which is completely superior to the size of similar tanks in the market.

Source: Ares Watts
Wates pressure spring: