Defend+® Algaecide


Step 3 of the MPT Extra™ System
A unique, multi-functional, non-foaming algaecide that not only treats and prevents green, black and yellow algae, but also clarifies pool water. This powerful formulation can be used for the prevention of
future algae growth and the treatment of visible algae.
Active ingredients: 20% Poly Quat & Clarifier