FROG DropH pH and Alkalinity Decreaser 3 lb frog hot tub mineral cartridges Ideal for vinyl-lined pools: Excellent

Ideal for vinyl-lined pools: Excellent for small above-ground pools and in-ground vinyl-lined pools

and routine chemical guesswork

or anyone who wants simple

5 lb container is a strong fit for pool owners who want a reliable supply of premium BioGuard 3-inch chlorine tablets without moving up to a large commercial-style bucket

Includes FROG TruDose Measuring Cap: Built-in measuring marks help make dosing simple and accurate

FROG DropH pH and Alkalinity Decreaser 3 lb frog hot tub mineral cartridges Ideal for vinyl-lined pools: ExcellentFROG DropH pH and Total Alkalinity Decreaser for Hot Tubs and Swim Spas 3 lb Bottle Simple pH and Alkalinity Control for Better Balanced Water FROG DropH pH and Total Alkalinity Decreaser is designed to help lower high pH and total alkalinity in hot tubs and swim spas. When pH is too high, water can become harder to manage, sanitizer may not work as effectively, and scale can build up on surfaces, filters, jets, plumbing, and equipment. FROG DropH