Purchase Qty. Reference FOB Price
1-39 Pieces US$100.00
40-159 Pieces US$20.00
160-199 Pieces US$18.00
200-799 Pieces US$16.00
800+ Pieces US$14.05
Product Description
How a Diaphragm Expansion Tank Works When water is heated in a closed system, it expands. Water is not compressible, therefore, the additional water volume created has to go someplace. When an expansion tank is installed, the excess water enters the prepressurized tank (figure 3). As the ...