Patented products, counterfeiting must study
1. Saving space than similar products in about one-third of the length of small size, saving the cost of construction
2. Energy-saving because of wide body design and interior design improved valve, head loss ≤ 0.03MPa, minimal water loss;
3. Safety dual-diaphragm structure, can be used without affecting the circumstances, because of various reasons to replace the damaged rubber diaphragm;
Widely used in municipal engineering, real estate, railway water supply, urban water supply, water companies, petrochemical, metallurgical, power and other industries.