Above-Ground Pools

In-Ground Pools

Portable/Inflatable Pools

Finance Pools

Spas & Accessories



Chem Alternatives

Pumps & Filters

Heaters & Solar

Pool Covers

Pool Liners & Accessories

Lights, Showers, Fountains

Steps, Ladders, Decks & Fencing

Slides & Diving Boards

Pool Toys & Floats

Pool Safety

Pool Side Umbrellas, Furniture & Decor

Family Rec Room Games


New Products


Security & Privacy

$20 Free Product!
Unprecedented 75 Day Money Back Guarantee!

Email Deals

Get Weekly Specials & Pool Tips

We do not share, trade, sell or rent email addresses

Up one level

Blue Wave Black Zapper® Algaecide

Powerful Black Algae Killer

$17.95 to $66.95


Stop black algae from attacking your pool. This powerful algaecide has been formulated specifically to kill and prevent tough black algae strains. Super concentrated formula is non-clouding and low-foaming. Buy 4 quarts and save!

Maintenance dosage: 16 oz. per 10,000 gallons

Documentation and Support

See these links for more information about this product

Order Chart

Get it here!

Order No.   Description Sale Price Quantity  
NY100Black Zapper<span class=regtrademark>&reg;</span> 1 qt.

Black Zapper® 1 qt.

$ 17.95
NY100-4Black Zapper<span class=regtrademark>&reg;</span> 4 x 1qt.

Black Zapper® 4 x 1qt.

$ 66.95