Purchase Qty. Reference FOB Price
20-99 Pieces US$35.00
100-499 Pieces US$17.80
500-999 Pieces US$15.80
1,000-1,999 Pieces US$13.98
2,000+ Pieces US$13.58
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 ...