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Bio Ouster 3-in-1 Weekly Hot Tub Chemicals & Spa Chemicals - Cleaner Clarifier Conditioner for Inflatable & Acrylic Spas - Chlorine Bromine Saltwater - Pre-Measured, No Draining, Made in USA (4 Week)

  • Based on 5,780 reviews
Condition: New
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Availability: In Stock.
Fulfilled by Amazon

Arrives Saturday, Aug 8
Order within 19 hours and 41 minutes
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Size: 4-Week Kit (8oz)


Features

  • WEEKLY HOT TUB CLEANER, CLARIFIER & WATER CONDITIONER 4 WEEK SUPPLY One pre-measured pouch delivers cleaner, clarifier, and water conditioner in one simple step. Pour 2 oz per 500 gallons, run jets on high for 30 seconds, and wait 2 hours before soaking. Helps maintain cleaner, clearer spa water between deep cleans.
  • CLEARS HIDDEN HOT TUB GUNK FROM JETS & PIPES Body oils, lotion, sunscreen, and sweat collect inside hot tub plumbing where you cannot see it. Bio Ouster 3in1 Weekly Care helps break down existing buildup while preventing new residue from forming in jets, pipes, and internal plumbing. Surface foam during treatment is the formula working settles within 15 minutes.
  • SOFTER HOT TUB WATER THAT FEELS BETTER ON SKIN Built-in water conditioning helps hot tub water feel softer, cleaner, and less harsh during long soaks. When your water is already balanced, weekly use helps it stay that way. Bleach-free formula is safe for acrylic spas, vinyl liners, inflatable hot tubs, and jet components.
  • WORKS WITH ALL HOT TUBS & SANITIZER SYSTEMS Compatible with acrylic hot tubs, inflatable spas, swim spas, jetted tubs, and cold plunge tubs. Works alongside chlorine, bromine, saltwater, mineral, ozone, UV, and biguanide systems. Important: not a sanitizer replacement continue using your regular sanitizer as directed.
  • MADE IN USA TRUSTED BY 100,000+ HOT TUB OWNERS Made in the USA and formulated specifically for hot tubs, spas, and cold plunge maintenance. Designed to simplify weekly spa care and held to our Gunk-Free standard. Trusted by more than 100,000 hot tub owners.

Description

Visit the Store Visit the Store Visit the Store Visit the Store Visit the Store Visit the Store Visit the Store Can I safely add this product to my hot tub without risking discoloration? This product is free from bleach and harsh ingredients that could cause fading or discoloration. Where is this product made? This product is produced and packaged within the United States. Is this suitable for use in both inflatable and saltwater hot tubs? Hot Tub Weekly Care is compatible with all types of hot tubs. It's designed to be safe for use with various sanitizers, including chlorine, bromine, mineral, saltwater, and biguanide systems. Should Hot Tub Weekly Care be used as a replacement for my usual sanitizers like chlorine or bromine? No, Hot Tub Weekly Care serves as a water clarifier and conditioner and should not replace your sanitizer. It aids in maintaining clear water but does not have sanitizing properties. You should continue using your regular sanitizer. What is the difference between Hot Tub Weekly Care and Hot Tub Power Purge? Hot Tub Power Purge flushes built-up gunk hiding in your hot tub’s plumbing system. This treatment should be used once every 3-4 months. Hot Tub Weekly Care helps keep your water clear in between Purge treatments. Just one dose needed every 7 days. Hot Tub 3in1 Weekly Care Hot Tub Water Balancing Hot Tub Power Purge Hot Tub Watercare Kit Hot Tub Filter Flush Hot Tub Surface Cleaner Jetted Tub Cleaner Kit

Brand: Bio Ouster


Item Form: Liquid


Product Benefits: Maintains Clean Clear Water and Ensures Soft Silky Feel


UPC:


Number of Packs: 4


Brand Name: Bio Ouster


UPC: 859191007950


Package Size Name: 4-Week Kit


Number of Items: 1


Unit Count: 8.0 Fluid Ounces


Item Type Name: Weekly Hot Tub Cleaner


Manufacturer: Bio Ouster


Model Number: H1080-02


Manufacturer Part Number: H1080-02


Item Form: Liquid


Product Benefits: Maintains Clean Clear Water and Ensures Soft Silky Feel


Frequently asked questions

If you place your order now, the estimated arrival date for this product is: Saturday, Aug 8

Yes, absolutely! You may return this product for a full refund within 30 days of receiving it.

To initiate a return, please visit our Returns Center.

View our full returns policy here.

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Top Amazon Reviews


  • Great 3 in 1 Hot Tub Chemicals
Size: 4-Week Kit (8oz)
This 3-in-1 spa treatment product is designed to simplify hot tub maintenance by combining multiple chemical functions—typically sanitizing support, water balancing, and clarifying—in a single weekly dose. It’s aimed at spa owners who want easier upkeep without constantly managing separate chemical products. Pros Convenient all-in-one formula: Reduces the need for multiple separate spa chemicals. Simplifies maintenance: Ideal for weekly use, especially for casual hot tub owners. Helps keep water clearer: Often improves water clarity and reduces cloudiness over time. User-friendly: Easy dosing without complex measuring or mixing. Good for routine upkeep: Helps maintain balanced spa water between deeper cleanings. Cons Not a full replacement system: Still requires basic sanitizers (like chlorine or bromine) depending on your spa setup. Results vary by water conditions: Heavy spa use or imbalanced water may require additional treatments. ... show more
Reviewed in the United States on June 12, 2026 by Cristina

  • Great amd Easy to Use
Size: 4-Week Kit (8oz)
Love this cleaner! So easy to use and it works well. I love that it is pre measured for you. My hot tub is much cleaner
Reviewed in the United States on June 30, 2026 by Alicia Marshall

  • It really works!
Size: 8-Weeks (16oz)
I was a little skeptical about this, but it really does keep my Hot Tub water super nice.. just once a week and it's beautiful!
Reviewed in the United States on July 15, 2026 by Michele Astemborski

  • Satisfied
Size: 4-Week Kit (8oz)
This product keeps my Hot Tub sparkling clean.
Reviewed in the United States on June 8, 2026 by Amazon Customer

  • Make life easy
Size: 4-Week Kit (8oz)
Great product mix, keeping my hot tub. In good condition with water chemicals, where they should be very easy
Reviewed in the United States on July 7, 2026 by Celeste Reyes

  • Makes maintenance easy
Size: 4-Week Kit (8oz)
Keeps the hot tube stable and clear.
Reviewed in the United States on May 31, 2026 by Frank Charpied

  • Leaky shipping
Size: 16-Weeks (32oz)
This product works great. I’ve used it for a couple years now. Unfortunately this shipment the cap was loose on the bottle and some product leaked out.
Reviewed in the United States on June 12, 2026 by Judy

  • Works Great
Size: 4-Week Kit (8oz)
I use this once a week and it helps to keep the PH and alkali and with in the norms. It also helps to keep the slime away. I still seem to add clarifier but not to often.
Reviewed in the United States on June 26, 2026 by Joyce Bell

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