Pay in 4 interest-free payments of $5.50 Learn more
Ships within 48 hours · Estimated delivery Sep 23 - Sep 28
and the silver ions handle most of the bacterial inhibition
capturing debris and particles down to an average of 20 microns
and you get a cartridge that performs season after season
three-lobed rather than round
NDI35-SPFK
Leisure Time Defender | Stain & Scale Type_Scale and the silver ions handleLeisure Time Defender is a concentrated liquid stain and scale inhibitor formulated specifically for spas and hot tubs. Active chemistry: a proprietary blend of organic sequestering polymers that bind to dissolved calcium and metals, keeping them suspended in the water instead of bonding to your spa's surfaces. Works with every common sanitizer program chlorine, bromine, ozone, biguanide, and mineral cartridge systems. Hard water is the silent killer