A  Answered on 3/17/2015 by InyoPools Product Specialist Bob D.

Hello,According to the product manual it will cover 400-800 sf. See below:FOR BARE CONCRETE, GUNITE, MARCITE OR PLASTER: Mix 1 gallon Clean & Prep Solution with 2 gallons of water. Cleans approximately 400 square feet. FOR PAINTED SURFACES OR BARE FIBERGLASS: Mix 1 gallon Clean & Prep Solution with 5 gallons of water. Cleans approximately 600-800 square feet. Use a garden sprayer for even application of product. Be sure the heavily soiled areas (such as the waterline, steps or regular footpaths on concrete decks) are scrubbed well. Triple-rinse the surface with a strong
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