BioGuard Scale Inhibitor 1qt 23902BIO saratoga so it is safe to

so it is safe to use anytime foam appears

Compatibility: Most hot tub filter cartridges (up to 400 gallons)

Regular shocking prevents buildup of oils

2–3 times per week for heavy use

BioGuard Scale Inhibitor 1qt 23902BIO saratoga so it is safe toBioGuard Scale Inhibitor 1qt 23902BIO BioGuard Scale Inhibitor 1qt (23902BIO) stops scale in its tracks, saving your pool gear from costly damage while keeping water crystal clear. Shield Your Pool from Scale Nightmares This powerhouse preventative tackles high calcium, metals, and staining before they wreck havoc on liners, heaters, filters, and plumbing. Pour it around the deep end with the pump running for up to 4 weeks of protectionperfect for