DuraChlor Algae Kil CB7.4
Combat stubborn algae with DuraChlor Algae Kil CB7.4, a powerful algaecide for pools and spas. Its unique triple-chelated copper formula effectively eliminates all algae types without staining surfaces. This algaecide works efficiently in both chlorine and bromine systems, with performance enhanced by heat and sunlight. It continuously destroys algae for days, making it ideal for difficult infestations or seasonal pool preparation. Swim immediately after application if chlorine levels are safe. Ensure proper water chemistry by brushing the pool and running the filter until clarity is restored.
$27.95
Owner Satisfaction
4.4
/ 5
Category Rank
687
/ 1319
#687 in Pool Cleaners & Chemicals
Price vs Category Average
-59%
Below average
Volume
32
/ Ounces (Quart)
Who it's for
- Rapid Algae Eradication
- Long-Lasting Prevention
- Non-Foaming Formulation
Who should skip it
- Risk of Staining
- Sensitive to Overdosing
- Water Chemistry Interference
Key Specs
Volume
32 Ounces (Quart)
Active Ingredient
Unique copper blend
Recommended pH Range
7.2 – 7.6
Standard Dosage
4 ounces per 10,000 gallons
Stubborn Algae Dosage
10 ounces per 10,000 gallons
Alkalinity Adjustment Range
80-120 ppm
Pool Surface Compatibility
Triple Chelated to prevent staining
Compatibility
Chlorine or Bromine Sanitized Pools
Features
- Kills all algae types and colors
- Triple chelated copper prevents staining
- Effective in chlorine or bromine systems
- Performance boosted by heat and sunlight
- Continuous algae destruction for days
- Suitable for pools and spas
- Swim immediately after application (low chlorine)
What customers say
Customers overwhelmingly praise the DuraChlor Algae Kil CB7.4 for its professional grade efficacy against tough pool algae, especially resistant black and mustard strains. Reviewers confirm it successfully clears severe infestations when other products fail. A key highlight is the rapid performance, with many users seeing clear water within one to two days. While the product commands a premium price, most agree the superior, reliable results justify the cost during an outbreak. Due to its potency, precise application following directions is critical to avoid minor issues like temporary cloudiness. Overall, the CB7.4 is viewed as a high quality, specialized chemical delivering exceptional results for serious pool maintenance.
Still have a question?
Ask Hayley anything about this product before you decide.