8 Best Algaecides | March 2017
We spent 20 hours on research, videography, and editing, to review the top choices for this wiki. It's hard to enjoy a pool or hot tub or to stand back and admire your pond or fountain when the water is green and slimy with algae. Fortunately, we have assembled a list packed with products designed to combat various strains of these unwanted little organisms in all of those diverse aquatic settings. Skip to the best algaecide on Amazon.
A single quart-sized bottle of GLB Pool & Spa Products Strike Out formula will quickly eradicate both green and mustard algae, and prevents these pesky organisms from returning well after treatment. It is strong but safe, leaving a pool immediately ready for enjoyment.
- works in chlorine or bromine pools
- breaks up thick layers of algae
- may cause staining
|Brand||GLB Pool & Spa Products|
A bucket of GreenClean Granular belongs in the garage or shed of everyone who owns or maintains a pond or fountain that fish call home. The formula is safe for almost all aquatic and avian animals and for any mammals who may drink from your water feature.
- starts clarifying water in minutes
- copper- and phosphate-free
- one bucket treats 16000 gallons
EasyCare 50064 FounTec was specifically designed for one of the most algae-prone fixtures of any home or business: the fountains. This maximum-strength formula kills off photosynthetic organisms and cleans and clarifies water with just one drop per gallon.
- removes need for chlorine
- environmentally safe
- harmful to fish
|Brand||EasyCare 50064 FounTec|
If you have some serious algae buildup issues in your pool, consider getting a gallon-sized container of Clorox Pool & Spa 41128CLX Green Algae Control formula. One bottle should be able to treat even a 25,000 gallon pool several times.
- safe for all pool interiors
- inexpensive for large quantity
- trusted brand name
One bottle of Kem-Tek Pool and Spa goes a long way thanks to its 60% concentration of active chemical ingredients. It is safe for use with all standard pool and hot tub filtration systems, and serves equally well to prevent and treat growth.
- non-foaming formula
- quickly clarifies water
- trusted by pool care professionals