Quick waterchange question

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popothemailman

Aquarium Advice Activist
Joined
Jul 14, 2004
Messages
135
Location
San Jose, Ca
Ill be getting a 150gal tank soon, with a 55gal sump. My question is when i perform my weekly 10% water changes is it 10% of only the tank 150gal or 10% of 205gal the total water amount?

thank you
 
popothemailman said:
Ill be getting a 150gal tank soon, with a 55gal sump. My question is when i perform my weekly 10% water changes is it 10% of only the tank 150gal or 10% of 205gal the total water amount?

thank you

If this was mine it would be 10% of the total, Thats what I do IMHO.
 
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