The special floor drain in the purification workshop is made of stainless steel. The utility model has successfully solved the technical problems of dredging, cleaning, water sealing, air sealing and spray cooling of the water and gas mixing flow, and is an indispensable special purifying accessory for the purification workshop through the GMP certification.

According to the caliber of water, the specifications are 50, 75, 100 and so on.