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Billy, Technician
Category: Pool and Spa
Satisfied Customers: 22677
Experience:  Licensed in Hydronics and Boilers
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I have a sand filter just installed. In ground pool, over

Customer Question

I have a sand filter just installed. In ground pool, over 30000 gals of water with a 3hp pump. Pool was opened in May but have not been able to clean out until now. Put the dial position to filter and turn on pump which shows a 30 psi rating and whithin 30 minutes goes up 10 psi. I have been backwashing and backwashing, but cannot run pool long enough to shock. green algae right now.
Need Help and answers
Submitted: 1 year ago.
Category: Pool and Spa
Expert:  Billy replied 1 year ago.

I am very sorry your question has not been picked up yet.

I just logged on and found you had not been assisted.

Please let me know if you still need help and I will do my best. Please do not "Rate" as we have not worked toward an answer yet.

If you would like to proceed let me know by replying

Customer: replied 1 year ago.
Need help!