Hot Tub Things pH & Alkalinity Down – 1.25 lb Granular Spa Water Reducer

Q: Will this product lower both alkalinity and pH?

A: Yes—formulated to reduce high levels of both simultaneously in a single application.

Q: How long until it takes effect?

A: Run pump for 15–20 minutes, then wait at least 2 hours before retesting for accurate results.

Q: Can I swim during treatment?

A: Avoid using spa during dosing; wait until levels return to normal before bathing.

Q: Is flaky or green water a sign it’s needed?

A: Yes—cloudiness, scaling, green tint, and eye irritation often indicate high alkalinity/pH.

Test current total alkalinity and pH.

Add 1 level tablespoon per 250 gallons to lower alkalinity ~20 ppm.

Run spa pump/filter for 15–20 minutes to mix fully.

Wait at least 2 hours before retesting and adjusting as needed.

Maintain alkalinity at 80–150 ppm and pH at 7.2–7.8 for optimal spa health.