United Chemical Yellow Treat cap-dispense demonstrates easy dosing for yellow algae control in pools.
United Chemical Yellow Treat package pour shows ready-to-use granules for mustard algae removal.

United Chemical

United Chemical Yellow Treat 2 lb YT-C12 – 4 Pack | Pool Algaecide for Yellow & Mustard Algae

High-performance patio lawn and garden made for confident daily results

$117.07

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Why customers choose Cera Garden

Introducing United Chemical's Yellow Treat, an EPA-registered algaecide designed to target yellow and mustard pool algae. With a patented formula trusted by service professionals for more than two decades, this granular treatment helps you keep outdoor pools inviting and algae-free through the season.

Product highlights:

  • Use: Algaecide; eradicate blooms of yellow & mustard swimming pool algae
  • Compatible with: Chlorine (including salt generator) and bromine pools
  • Chemical Type: Granular
  • Dosage Rate: 5 ounces (one capful) per 10,000 gallons

How it works in practice

Apply one capful per 10,000 gallons of water and then superchlorinate. The formulation is designed to attack algae across different pool setups, and many pool owners report consistent, reliable results when used as part of a regular maintenance plan. For ongoing protection, pair treatment with No Mor Problems to help reduce recurrence and maintain crystal-clear water all season long.

Why choose Yellow Treat?

  • Proven experience: trusted by pool service pros for over 20 years
  • Effective against yellow and mustard algae on various pool surfaces
  • Simple dosing and compatibility with common sanitizers

Package details

This listing is for a 4-pack, with each pack containing 2 pounds of granular Yellow Treat. The set is designed to provide steady, on-hand supply for routine maintenance across multiple pools or larger volumes of water.

FAQ

Q: What pools is United Chemical Yellow Treat compatible with?

A: Yellow Treat works with chlorine (including salt systems) and bromine pools; follow the 5 oz per 10,000 gallons dosage and then superchlorinate.

Q: How should I apply Yellow Treat for best results?

A: Add one capful per 10,000 gallons, then superchlorinate; maintain filtration and backwash as needed and use No Mor Problems to help prevent recurrence.

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