Thin Concrete Floor Overlay

There are a wide variety of overlay systems available for refinishing concrete flatwork ranging from ultra thin systems also called microtoppings or skim coats that can be applied in layers as thin as a credit card to floor underlayments that go on at thicknesses of up to an inch or more in one lift.

Thin concrete floor overlay.

Quikrete concrete resurfacer is a special blend of portland cement sand polymer modifiers and other additives designed to provide a shrinkage compensated repair material for making thin repairs to sound concrete which is in need of surface renewal. Micro topping was designed to yield an exceptionally smooth tight troweled finish that can provide a new blank canvas for decorative concrete floors. The floor is in different sections and has had plumbing and electrical strips cut in and repoured. Quikrete concrete resurfacer provides an economical alternative to removing and replacing existing old spalled concrete.

Preparation must create a surface profile free of bond inhibiting material. This article will focus on applications inch thick and less. Thin concrete overlays are rapidly growing in popularity due to their ability to fix issues with the existing concrete and add a beautiful finish. Overlays can also be placed over other flooring materials such as vinyl tile or wood.

The client wants the overlay to be the finished product with 4 foot squares cut in the floor for a pattern. Mix up a concrete overlay using 2 1 2 parts sand and 1 part portland cement. The depth of the profile increases with the thickness of the. Surecrete s micro topping is a single component thin concrete overlay that is a self bonding cement based for interior concrete surfaces.

An overlay can be much less expensive than a complete demo and replace with new concrete. The floor varies from a flat plane by 1 2 inch to 3 4 inch. Installing thin concrete overlays. It doesn t need to be thin enough to pour like a liquid but not so thick that it clings to a trowel.

Overlays can be paper thin or several inches thick. The thickness of the overlay defines the method of slab preparation. Whether you have cracks chips or just a stained concrete slab thinset helps cover the old surface and create a new problem free area. As you can see concrete overlays can be used for many kinds of projects.

How to use thinset morter to resurface concrete. A decorative concrete overlay or microtopping is a great solution for restoring and enhancing worn damaged or discolored concrete floors. We are going to do a 2 inch overlay on an existing concrete floor. Add water to the mix until it is the a consistency of a thick wet mud.