Ghostshield 1 gal. Invisible Penetrating Concrete Sealer Plus Densifier and Hardener

GHOSTSHIELD LITHI-TEK 4500: All-in-one primer, densifier and hardener - the first layer of concrete fortification. CONCRETE: 50% STRONGER: Super strength - unparalleled durability and toughness provided by freak science - where most superhero stories start. Let, it's the most advanced, lithium-based concrete densifier available, resulting in better abrasion resistance and crack prevention than sodium-based alternatives. PENETRATES DEEP & REDUCES DUSTING: Easily applied with a sprayer, roller or brush, the 4500 can be used on a variety of poured concrete substrates. Can be used indoors and outdoors but a sealer is recommended to be used in conjunction if concrete will not be polished. A popular choice to prime and harden new and old concrete. DRIES INVISIBLE: Use stand-alone, as a primer for polishing, or as a primer for other Ghostshield sealers to increase adhesion. Provides a flat, natural finish. Dries within a few hours of application and requires only a single treatment.