Concrete Floor Without Vapor Barrier. I'm looking for recommendations for epoxy floor coating to serve as vapor retarder on existing concrete slab. My problem is the garage constantly sweats and some parts that have chips/cracks in the concrete that grows some white looking mold on it. Since concrete is porous, water vapors transmits from the ground through the concrete slab into your basement.
Vapor Barrier Concrete Slabs | Tyres2c
Aci 302.1, guide for concrete floor and slab construction, states that the minimum thickness of an effective vapor barrier is 10 mils. Concrete that will be exposed to the elements to weather naturally can be poured without a vapor barrier. A concrete vapor barrier is any material that prevents moisture from entering a concrete slab.
Gallery of Concrete Floor Without Vapor Barrier
A concrete vapor barrier is any material that prevents moisture from entering a concrete slab. We're soon building a slab on grade foundation for our new cabin in montana and i've decided to sit it on a 4 eps foam insulation so the slab will retain some passive solar heat from the south facing windows in winter, avoiding having to put too much heat in to keep stuff from freezing. If your floor covering is bonded to concrete using adhesives with water, latex, and acrylic bases, excess moisture will emulsify and weaken the adhesive formula, causing many types of visible damage: The national wood flooring association publishes specific guidelines for acceptable moisture levels in plywood and concrete subfloors, and failure to adhere to these can result in cupping, crowning and gapping of hardwood floorboards.
