Is more of a solution for walls rather than ceilings to prevent the indoor vapour drive during hot humid weather.
Moisture barrier paint for concrete walls.
In these cases a high grade low perm water vapor barrier paint is essential.
It combines a primer and finish in a single fast drying coat and is specially formulated for manufactured housing facilities.
Basement vapor barrier paint is a modern development for water barrier techniques.
The intrusion of moisture into concrete and masonry walls is a widespread problem.
Older houses that haven t had drain tiles installed are especially prone to seeping walls and floors in basements.
In some cases such as cinder block construction it is impossible to install conventional water vapor barrier sheeting behind exterior walls.
If mold is the main moisture related problem in the basement be sure to clean it off the walls thoroughly with soap and water before painting or the paint will probably peel.
Protect and preserve your below grade architectural surfaces e g.
Apart from design issues with the building itself causes include.
It is common to use plastic sheeting as a basement vapor barrier but waterproof paint will work just as well.
And separated sealants in joints gaps around openings and at flashing tie ins.
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 is effectively on the wrong side in the cooling season.
Masonry walls are built with a damp proof course to prevent rising damp and the concrete in foundations needs to be damp proofed or waterproofed with a liquid coating basement waterproofing membrane even under the concrete slab floor where polyethylene sheeting is commonly used or an.
Damp proofing is another aspect of waterproofing.
Concrete and concrete block are common but porous foundation materials.
Moisture vapor barrier primer finish interior latex is a coating designed to reduce the loss of moisture through walls and ceilings.
If the problem isn t severe painting concrete in the basement with a moisture barrier paint can solve the problem.
Improper selection and application of coatings and water repellents.
When applied correctly it coats the walls with a barrier that s meant to hold back water and moisture.
Vapour barrier paint or vapor barrier paint in the u s.
Hydrohalt s water based polymer modified formula waterproofs and prevents vapor transmission for a variety of subterranean surfaces including concrete masonry brick block wood and metal.
Waterproof paint is an easy to use inexpensive product that can be applied by either a contractor or homeowner.
But because it creates a vapor barrier waterproofing paint can provide relief from occasional dampness that drives up the humidity in the basement and promotes the growth of mold.
Inadequate repair of cracks prior to painting or sealing.
Many come with written warranties.
Concrete foundations using hydrohalt a high quality water and vapor barrier membrane.