Pondmaster Pond-Mag 1800 GPH, 5 Year Warranty. Ships Free!

All pumps have a GPH rating based at 0'. The higher up you're trying to pump water the less pressure you will have.

Here is a rough calculation of how a 1800GPH pump will perform

Flow @ 1' Flow @ 3' Flow @ 5' Flow @ 7' Flow @ 10' Flow @ 15' Shut off
1300 1170 1040 925 775 470 16' 6"

Measurements in US/Imperial

Fitting Size: 3/4" in
Tube Size: 3/4" in
Pump Size: 1800 gallons per hour

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