I have a Hayward Universal heater and the owner's manual recommends keeping CH between 200 and 400. Mine is at 60. Is it really advised to raise CH that high?
Calcium Hardness Levels for Heater
I have a Hayward Universal heater and the owner's manual recommends keeping CH between 200 and 400. Mine is at 60. Is it really advised to raise CH that high?
Sharkline Escalade RTR 24' x 54" Round AGP; OptiFlo 2-speed pump; Pentair PLM-100 Cartridge Filter; Hayward 250FDN Heater; Taylor K-2006; AquaIlluminator Return
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