Air Vapor Barrier Paint

In 2017 dalia kaminski of montreal needed some and has shared with me some very thorough research.

Air vapor barrier paint.

Water vapor barrier paint is often applied to drywall walls and ceilings in attics where warm air tends to rise. Sherwin williams has a moisture vapor barrier latex paint b72w00001 that comes in at less than 1 perm. It combines a primer and finish in a single fast drying coat and is specially formulated for manufactured housing facilities. Ccw 705 xlt strips datasheet ccw 705 xlt is a low temp version of 705 strips.

Vapour barrier paint or vapor barrier paint in the u s. The reason as you may have read is that when there is a vapour barrier in homes in hot humid climates that rely on air conditioning for human comfort that vapour barrier. Moisture vapor barrier primer finish interior latex is a coating designed to reduce the loss of moisture through walls and ceilings. An air barrier vapor diffusion retarder attempts to accomplish water vapor diffusion and air movement control with one material.

Ccw 705 twf xlt datasheet a 40 mil thick self adhering. This type of material is most appropriate for southern climates where keeping humid outdoor air from entering the building cavities is critical during the cooling season. Is more of a solution for walls rather than ceilings to prevent the indoor vapour drive during hot humid weather. Without water vapor barrier paint the warm air would release its water inside of the walls and ceilings where the water would saturate the insulation and framing.