1 Gallon of Deck-O-Grip - water-based formula. This sealant provides a gloss finish to surfaces and has the same benefits of stain and slip resistance. This water-based formula meets the very strict maximum VOC content limits of 200 g/L for sealers as required by certain California Air Pollution Control Districts, as well as the 400 g/L VOC maximum required by the U.S. EPA Architectural Coatings rule for Sealers.