Does the real stone decor of Slate-Lite need to be sealed or protected?

We offer various protective products for different mounting locations in our range.
These ensure the easiest possible cleaning and longest possible durability of the real stone surface.

Slate-Lite Special Impregnator: walls with low stress, ceilings.
Slate-Lite Special Protection: Shower & Bath, Medium Duty Walls, Exteriors
Slate-Lite Extreme Protection: high traffic walls such as backsplash, kitchen and flooring. Also in shower & bath.
Slate-Lite 2K Coating Furniture: Furniture Construction