Wednesday, 14 April 2021

Minimum VSP Flow or RPM Setting for Pentair Master Temp 400 Heater

Ok, I've searched the site & googled but I can't seem to find what the minimum speed for the heater to say running is (either a GPM min or RPM min).

Seen lots of threads / discussions about whether faster flow is better than slower flow but that's not really what I'm wondering today.

Air temps are going to be in the 90s this weekend here so we're heating up the pool. This is the first time we're going to heat up the pool with the heater as it's a newly constructed pool from last summer &...

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