Coretec Flooring Vapor Barrier Requirements

No need for vapor barrier over wood.

Coretec flooring vapor barrier requirements.

Tested for moisture and that a moisture barrier is installed in the crawl space and even under a coretec pro plus floor over a concrete subfloor. Kilz takes time and aquabar takes seconds though. The membranes slow the movement of moisture to a level that doesn t damage flooring if the amount of moisture is known. However excessive moisture in the subfloor could promote mold mildew and other moisture related issues like the trapping of moisture emissions under the flooring which may contribute to an unhealthy indoor environment.

Worse case scenario the floor starts to get mouldy 10 years down the line but is in good shape. Moisture won t damage coretec pro plus. Another qualifying feature for underlayment is a moisture barrier. While coretec pro plus is waterproof it s not a moisture barrier.

Moisture won t damage coretec pro plus but it can get in the walls and structure of the home. This is important for floors sitting on concrete slabs. Use of a vapor barrier under coretec. Interfering with moisture transpiring from slab to floor to a room has important implications.

Mark brown on the surface flooring i support tfp. A couple of extra dollars and a few minutes is a small investment for the added protection and peace of. It s still a good idea to make sure concrete is cured and tested for moisture and that a moisture barrier is installed in the crawl space and even under a coretec pro plus floor over a concrete subfloor. Kwfloors oct 21 2017 4.

Concrete is very porous and subject to ambient moisture on the underside of the slab.