RenuKrete Guard Coat PRO 542. Used to protect existing RenuKrete pool decks. Coverage subject to deck condition, approx 400-600sft per gallon.
Consider purchasing in addition Renu-Grit: https://www.renukrete.com/product-page/Renu-Grit
 
WARNING: Wet surfaces are slippery. Excessive use of Guard Coat PRO 542 can make pool decks slippery. You agree to hold RenuKrete NJ LLC, RenuKrete USA LLC and all subsidiaries harmless from any damages resulting from slip and fall. RenuKrete Terms and Conditions: www.renukrete.com/termsandconditions