Changling ultrafiltration membrane wat£• 'er purification machines with PAN↓↓↕∏ alloy technology materi§‍☆©als into Germany, go  ₽​od toughness, high strength, and Changl₩↔↓ing ultrafiltration waγ♦≠₩ter purification machi₩↓nes used are subject to str​δ₹∏ingent air tightness testing, cπ¶↕πan water pressure 5 kg or more,©↕↓ but our normal water pres•↓sure up to more than three kilogr ≤ams. We installed before installing s←γ‌♦taff will help you to ±↑‌detect pressure pipe, if the water pre>↕₽ssure is too high, the installer≈♣€ will help you install ★λthe valve to ensure the safety of t' ♦↕he product.