BioGuard Balance Pak 300 Calcium Hardness Increaser 7lb 23471BIO Jacuzzi a powerful quaternary ammonium formula

a powerful quaternary ammonium formula designed specifically to eliminate stubborn algae blooms while protecting your plaster surface

wind chimes

Spring-Ready Cover

and reactivatable with non-chlorine shock for smarter

it delivers long-lasting protection without the suds or spots

BioGuard Balance Pak 300 Calcium Hardness Increaser 7lb 23471BIO Jacuzzi a powerful quaternary ammonium formulaBioGuard Balance Pak 300 Calcium Hardness Increaser 7lb 23471BIO BioGuard Balance Pak 300 Calcium Hardness Increaser 7lb (23471BIO) boosts low calcium levels fast for corrosion proof pools and silky smooth water. Hardness Helper for Happy Pools! This quick dissolving granular calcium chloride raises hardness to the ideal 200 400 ppm range, preventing liner wrinkling, plaster etching, and equipment damage from soft water. Broadcast in the deep end with