Concrete sealers are basically chemicals that are used to protect the cement finishes of your house or your business areas. It is very important that you get the cement sealed as they are very porous and they can break up or develop cracks anytime if left unsealed.
The cracks in the cement take place because they are able to breathe. But with the help of sealing, one can actually block that breathing process. The sealing will also ensure that the floor or any other cement structure does not suck up water achieving ensuring that the looks and the aesthetical value of the structure are also not disturbed. Once can get these cement sealing materials either at a general store or from someone who is into building constructions and renovations. These people use these things a lot as it is an integral part of their work.
So how do these concrete sealers really work? These basically work as a fortress or a barrier for the structure. They basically form a layer on the top of the structure and do not allow either water or air to seep through. The structure beneath the sealing would be dry and in top class condition till the protecting layer over it is in good condition. There are also some sealing liquids which actually not only form a layer over the structure but also have the ability to seep through the structure and make it stronger from within. There are also some other sealing applications which has colors. It means that the application can actually change the color of the structure. Not many people like this variant and most of them actually go for the transparent version.
There are many secondary reasons why people use concrete sealers for their cement structures. The primary reason is protection. The secondary reasons are basically to do with the aesthetics of the structure. Some people want to give a glossy finish to their structure and some want it to look more compact and firm. For the glossy look, film formers can be used. And for the matte and compact look, one can use the penetrating variant.
It is important that the sealing of the structure is done as per the need or on a regular basis. Just one application is not good enough for a lifetime and every application should be covered up by another application whenever there is a need. If there are stains and scuffs on your structure, then it means that another application of concrete sealer is needed. The walkways and pathways that you see outside are left unsealed or without the application of concrete sealers and that is one reason why most of these driveways and paths crack up very soon.