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  1. A

    Optimal regime for variable-speed pump?

    My variable pump's power consumption is very non-linear by RPM. It takes around 300W at 1500RPM and over 2000W at max 3250 RPM. If the relation between circulation and RPM is linear, my best bet would be running it at lowest RPM/Watt ratio. Could someone confirm/deny my theory. Also, how do I...
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    Solar blanket -- to trim or not to trim?

    Hi All -- I have a kidney pool ~22'x40' . I bought a Space Age 12mm blanket 24 x 44 and it seems to do its job fine. However I need to cut it and install it on a reel. Hope you can help me with these questions: Some people say to cut the blanket, some say don't. It is compelling to cut, looks...
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