Top 10 Best ph increaser for hot tub in 2026

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Main highlights

• •BENEFIT: Increases and balances the pH levels in your spa or hot tub water for beautiful clarity, improved sanitizer efficiency and a more relaxing experience
• •IMPROVES PERFORMANCE: Allows sanitizer to work more effectively; Prevents corrosion of spa surfaces and equipment
• •CONTAINS MINERAL CRYSTALS: HTH Spa pH Up is formulated to provide a more relaxing spa experience
• •COMPATIBLE WITH ALL SPAS: HTH Spa pH Up is great for all spas, including bromine, chlorine and biguanide
• •YOU'RE ALL CLEAR WITH HTH: For best results, use HTH Spa Test Strips twice a week to test, balance and maintain total pH levels between 7.2 and 7.8 ppm

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• •BENEFIT: Easily raise the total alkalinity levels in your spa water to ensure it remains clear, clean, and healthy
• •CREATES MORE COMFORTABLE WATER: Keeps the pH levels in range, which helps protect against skin and eye irritation
• •PROLONGS THE LIFE OF YOUR SPA: Helps prevent damage to spa surfaces and equipment (pumps, filters, and heaters)
• •COMPATIBLE WITH ALL SANITIZERS: HTH Spa Alkalinity Up works great with bromine, chlorine and biguanide systems
• •YOU'RE ALL CLEAR WITH HTH: For best results, use HTH Spa Test Strips twice a week to test, balance and maintain total alkalinity levels between 80 and 120 ppm

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• •The desired range for total alkalinity is 80-140 ppm
• •Add 1 ounce of this product and retest every 30 minutes until total alkalinity is in the range of 80-140 ppm
• •Raises total alkalinity and prevents pH bounce

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• •Raise pH Level: Clorox Pool&Spa Spa pH Up is formulated to elevate the pH levels in spa water. By increasing pH levels, it helps in restoring water parameters to their ideal ranges, ensuring a balanced and healthy swimming environment.
• •Improves Swimmer Comfort: This product plays a crucial role for bather comfort, as it prevents eye and skin irritation caused by low pH. It aids in preventing dry, itchy skin and red burning eyes for a more pleasant bather experience.
• •Protects Pool Equipment from Corrosion: By keeping your spa's pH level balanced, this product helps prevent equipment corrosion, allowing you to spend less time maintaining and more time enjoying your spa.
• •Preserves Pool & Equipment - Unbalanced water can cause a corrosive environment that damages your spa surfaces or equipment. This product reduces pool maintenance, extending the life of your spa’s cleanliness.
• •Clorox Pool App: Test like an expert anytime, anywhere with the Clorox Pool App. Solve common swimming pool problems and get personalized product and dosage recommendations.

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• •Why Hot Tub pH Increaser? Did you know that the water in your spa should be maintained at a pH of 7.2 to 7.8 and total alkalinity from 80 to 140 ppm? Using a pH up for hot tub spa will help you maintain your hot tub chemistry effectively.
• •pH Up For Hot Tub Spa - Our pH increaser for hot tub will help you maintain your hot tub chemistry balance. If your spa's pH measure is below its range, it is essential to use a hot tub pH booster to treat cloudy tub, scale build-up, and more.
• •Spa pH Increaser For Hot Tub - When your hot tub pH is not at an ideal level, it indicates that your hot tub water is too acidic, and your sanitizer will be less effective. Using a pH increaser will also help you raise the total alkalinity level.
• •Adjust pH Levels - Incorrect pH levels can impact the water quality, imbalance other chemicals, and cause the water to give itchy skin and eyes. Our pH up also acts as an alkalinity increaser for your hot tub by balancing the total alakalinity.
• •pH Increaser For Hot Tub Made In The USA - At AquaDoc, we make high-quality spa chemicals to help balance your hot tub and spa chemistry and treat them with care. When you choose AquaDoc, you are getting consistent quality.

Main highlights

Main highlights

• •This product should be used if pH is below 7.2
• •Add 1 ounce of this product and retest every 30 minutes until pH and total alkalinity are in the range of 7.2-7.8 and 80-140 ppm respectively
• •This product is used to raise the pH in spa water