Coral Seas Yellow Out Algaecide, 2 lb Bottle
Coral Seas Yellow Out is a powerful granular algaecide designed to effectively eliminate yellow algae and other types of algae from your swimming pool. It works best when used prior to shock treatment with an EPA-registered chlorine, ensuring a thorough clean-up. This algaecide is compatible with all pool surfaces, including those with salt chlorine generators and plaster finishes. For optimal performance, maintain a pH level of 7.8 or higher. Yellow Out is also unaffected by higher levels of cyanuric acid, offering a versatile solution for pool maintenance. This 2 lb bottle treats up to 15,000 gallons.
$14.00
Owner Satisfaction
4.4
/ 5
Category Rank
778
/ 1311
#778 in Pool Cleaners & Chemicals
Price vs Category Average
-79%
Below average
Weight
2
/ lb
Who it's for
- Highly Effective Against Mustard Algae
- Rapid Treatment Results
- Boosts Chlorine Efficiency
Who should skip it
- Requires Heavy Chlorine Shock
- Potential for Staining/Bleaching
- Extended Pool Downtime
Key Specs
Weight
2 lb
Net Contents
2 lb
Dosage
2 lbs per 15,000 gallons
Manufacturer
Natural Chemistry
Product Type
Pool Chemical
Chemical Type
Cleanup Chemical
Treatment Capacity
15,000 gallons
Chemical Purpose
Algaecide
Features
- Effectively kills yellow algae before shocking
- Works best at pH 7.8+
- Compatible with all pool surfaces
- Saltwater chlorine generator friendly
- Unaffected by high cyanuric acid
- Eliminates green, yellow, brown, and pink algae
- Gentle algae removal without harsh chemicals
- Convenient 2 lb bottle
What customers say
Customers highly value Coral Seas Yellow Out Algaecide for its potent effectiveness against stubborn mustard algae, often calling it the final solution when other treatments fail. Users report quick, visible results, sometimes within two days, when the application protocol is strictly followed. Success hinges entirely on meticulous adherence to detailed instructions, including proper shocking and water chemistry management. Those who commit to this process achieve outstanding performance and high satisfaction. While the price is higher, the relief from severe infestations generally justifies the cost. This product is viewed as a powerful, specialized tool essential for serious algae issues, provided the user is prepared for the necessary preparation steps.
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