Clorox XtraBlue Algaecide
Where to Buy
| Retailer | Price | Last seen | Buy |
|---|---|---|---|
 Amazon 30-day returns (in store too) | $17.13 | Oct 14, 2026 | Buy Now |
P plumbersstock | $22.30 | Aug 30, 2025, may have changed | Buy Now |
F Frankfort Hardware | $22.99 | Aug 13, 2022, may have changed | Buy Now |
S Shell Lumber and Hardware | $23.25 | Jul 4, 2022, may have changed | Buy Now |
L Life and Home | $23.60 | May 8, 2025, may have changed | Buy Now |
Prices are collected from retailer listings; each row shows the date we last saw that price. Return and shipping terms are each store's standard policy from our retailer research (April 2026). Some products and categories have different terms, so check with the store before you buy.
Price history summary
Lowest new price we recorded at major retailers (Amazon, Walmart, Best Buy, Target, The Home Depot and Lowes) in the last 90 days: $17.13 at Amazon on Oct 14, 2026.
Range over the last 12 months: $17.13 (Amazon, Oct 14, 2026) to $29.98 (Amazon, Sep 30, 2026). The lowest current offer at these retailers, $17.13 at Amazon, matches its 90-day low. Based on 5 recorded prices since Aug 19, 2026 for offers sold by these retailers themselves (not marketplace sellers). Summary as of Oct 14, 2026.
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Pros
- •Exceeds expectations with effective reduction and prevention of algae growth.
- •Easy application compatible with various pool types.
- •Contains a clarifier and copper-based algaecide for enhanced effectiveness.
- •Long-lasting effects save time and money, maintaining clear water year-round.
- •Works quickly without foaming or staining vinyl liners.
- •Produces a sparkling, clear appearance in pool and spa water.
- •Strongly recommended for pool owners, especially in warm climates.
- •Easy-to-follow instructions and effective when combined with Clorox Shock.
- •Suitable for handling multiple types of algae including green, mustard, and black.
- •Ideal for both initial treatment and regular maintenance.
Cons
- •Necessitates additional costly copper-removing chemicals.
- •Significant rise in copper levels can lead to permanent stains and unfavorable water tastes.
- •Over $500 could be spent on ineffective sequestration chemicals.
- •Two professional evaluations confirmed permanent staining from product use.
- •User advises against Clorox products in favor of traditional chlorination solutions.
Bottom Line
Clorox Pool&Spa XtraBlue Algaecide 40 oz is an effective solution for eliminating and preventing various types of algae in pools and spas. Its potent formula that includes a clarifier works without residue or foam, keeping your pool water crystal clear. However, potential issues with rising copper levels necessitate additional products and costs. If managing copper levels is a concern, you may want to explore traditional chlorination solutions or consult a pool professional.
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Discussion
ShopSavvy compares prices across thousands of retailers so you always get the best deal. Prices are collected from retailer listings, and each one shows the date we last saw it. Our expert reviews and community discussion help you make informed buying decisions.