Sunken rooms are individuals who are created underneath the normal level of the home or building by design because of terrain or architectural needs. This is actually lounge, diner or storage. Whereas these rooms are below normal amount building along with the abutting ground is generally moist and this leads to wetness within the surrounding building materials like walls or concrete. When dampness occurs, as materials acquainted with construct walls are permeable, the interior part that’s plastered and colored shows some moss like or hairy substance that’s known as efflorescence.
The therapy to dampness or efflorescence in sunken rooms is actually by waterproof the interior area of the wall. The procedure involves using materials which are waterproof to prevent the wetness from entering the location. The wall is hacked to get rid of the plaster inside the depth below normal quantity of the dwelling.the amount might be say 300 millimeters a treadmill feet underneath the part that’s treated. When the plaster is gradually removed the mortar joints are raked out along with a strong paste of wealthy cement sand mixture is plastered in individuals days after its dry, the waterproofing materials are plastered across the hacked surface.
The process is repeated again each morning along with the third day new plaster is carried out for that protected wall. About seven days as well as the identical period is required to stop by rubbing or having a brush to wet the plaster continuously for the cement to attain maximum strength. Painting for that wall that’s now efflorescence or dampness free is carried out for that wall. This whole process need to take no under 72 hrs forwaterproofing and a few days for painting to obtain done.