Purchase Qty. Reference FOB Price
20-499 Pieces US$8.90
500-999 Pieces US$7.90
1,000-4,999 Pieces US$6.90
5,000+ Pieces US$5.90
Product Description
Product Description The wastewater treatment of activated sludge and contact aeration process and aquarium will all need high Oxygen transfer rate or Oxygen transfer efficiency, and low pressure loss by the membrane. The reinforced EPDM can continuously create fine bubble from slots on the ...