What is a rat slab?

A rat slab is a very thin layer of non-structural concrete poured over the dirt floor of a basement or crawlspace. As the name implies, it is intended primarily to prevent the intrusion of pests into the area below a building. read more

The Rat slab cleans up the surface, and allows sweeping and general cleaning . Normally the rat slab is installed, unreinforced, and in areas that have very little traffic. The term rat slab is a mud slab and the terms are interchangeable. read more

A "Rat Slab", is a placement of concrete in the crawl space of a house. A rat slab is sometimes required by local codes, but not always. It helps to resist burrowing rodents and can when placed over a vapor barier, help reduce groundwater invasion. read more