The First Choice 4-Month Copper Algaecide 32 oz is a long-lasting pool treatment designed to help prevent and control algae growth in swimming pools. Formulated with copper-based algaecide technology, this product is intended to provide extended algae protection as part of a complete pool care program.

Algae can develop quickly when sanitizer levels fluctuate, circulation is poor, or warm weather creates ideal growing conditions. Once established, algae can discolor water, create slippery surfaces, and make routine pool maintenance more difficult. A preventative algaecide helps reduce the risk of algae growth before it becomes a larger water quality problem.

This 32 oz bottle is a convenient option for pool owners looking for ongoing algae prevention support during the swim season.

Why Algaecides Matter

Algaecides help protect pool water by targeting algae before it spreads throughout the pool. While chlorine remains the primary sanitizer, algaecides can provide additional support when pools are exposed to heavy sun, warm temperatures, rainfall, or other conditions that increase algae risk.

Common situations where algaecide can be especially useful include:

• Warm weather and high algae growth conditions
• Pools with recurring algae issues
• Preventative seasonal water care
• Supporting chlorine-based sanitation programs

Using an algaecide as part of a balanced maintenance plan can help reduce algae outbreaks and support clearer pool water.

Long-Lasting Copper-Based Formula

This product uses a copper-based algaecide formula designed to provide extended protection against algae growth. It is marketed for up to 4 months of algae prevention, making it a useful option for pool owners who want longer-lasting support between routine treatments.

Because copper-based products remain active in the water, they are often chosen for ongoing preventative maintenance rather than only short-term correction.

Always follow label directions for dosage, pool size, and application frequency.

Helps Support Clearer, Better Balanced Water

When algae is prevented before it begins to spread, pools are easier to maintain and less likely to experience cloudy water, green water, or slippery surface buildup. Preventative algaecide treatment can help support the overall effectiveness of the pool’s sanitizer, circulation, and filtration system.

For best results, this product should be used alongside regular chlorination, water testing, brushing, and filtration maintenance.

Convenient 32 oz Bottle for Routine Pool Care

The 32 oz bottle offers a manageable size for residential pool maintenance and seasonal algae prevention. It is easy to store with other pool chemicals and can be incorporated into a broader water care routine as needed.

This makes it a practical choice for pool owners looking to maintain a clearer pool with less risk of recurring algae growth.

Product Specifications

Related Pool Water Care Products

If you're using an algaecide, it may also be helpful to inspect other pool care essentials such as pool shock, chlorine tablets, test kits, and water balancing chemicals. These products work together to support cleaner, clearer, properly maintained pool water.

Browse our full collection of pool chemicals and maintenance products to find compatible solutions for your water care routine.

Why Buy From Benchmark Pool Supply

When you purchase pool chemicals from Benchmark Pool Supply, you're buying from a team that works with real-world pool care needs every day. We stock service-ready pool products, ship from U.S. inventory, and help customers choose dependable chemicals for prevention, cleanup, and routine water maintenance.

Our goal is to provide reliable products, fast shipping, and knowledgeable support so pool owners and service professionals can maintain healthier, better-looking pool water with confidence.