The Aqua-Flo FM series hot tub pumps are the smaller series of the Aqua-Flo pump line. The FM series pumps is unique in that all the models from the smallest 1.0HP 115V pump to the largest in the series the 1.5HP 230V pump all have 1-1/2" intake and discharge. The intake and discharge on the Aqua-Flo FM series is smaller than the larger Aqua-Flo XP2, XP2e and the XP3.
When selecting a replacement Aqua-Flo FM pump for your hot tub always match the volts and amps to ensure the replacement will be a compatible replacement.
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