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Unread 10/05/2009, 07:22 AM   #2
langtudatinh01
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Join Date: Jul 2009
Location: Fairbanks, Alaska
Posts: 399
you don't need to. the unit came with 2 pieces of sponges. you should put the small one in the PVC, then the bigger one outside of them. it will automatic quiet the operation. i have one and it is running like a charm. i put the tank in my bedroom without any problem.


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Tuanito Tranito

Current Tank Info: my little heaven: 40 Breeder nano reeftank (1 year old-refugium/sump 20 gallons)
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