Applications：

Fow control of round holes during main'&δδtenanceworks of WWTPγφ∏ s and WTPs.

Principles & Features：

1.Long service life of bronze-inlaid seal.

2.Excellent leak proofness with th∏÷™e aid of wedged lock.

3.Clear Labels on Open & Close Posit Ω‍ions,dear upper & lower lim™÷£$it ensures safety operations.

5.This gate is not suitable for fr♣↔ "equent switching.