This is because the slab originally.
Rcc roof leakage treatment.
Never repair an rc slab without eliminating the source of the leak.
Apply priming coat on the cleaned surface.
Defective treatment of the top of the parapet.
Most of the times the rcc slab does not leak during initial years but starts leaking after few years of construction.
Roof flashing is a metal sheet installed at roof valleys gutter chimneys skylights ridges roof wall intersections to prevent water leaks.
You can also avoid the painful process of waterproofing by adopting an alternate treatment.
Apply roof flashing technique to prevent water leakage from the roof.
They might de bond the water proofing layer applied over the existing layer.
Excess moisture on the roof if the moisture doesn t dry off after rain dampness will develop over the roof resulting in leakage in some time.
After sealing the cracks clean the entire top screed surface thoroughly remove dirt and deposits.
While it may be a simple matter to identify the source in many cases it may turn out to be complex in some.
One of the chief culprits of water leakage of roof slabs is improper gradient improper drainage and rainwater collection arrangement.
Corrosion the steel bars used in rcc reacts with atmospheric oxygen and moisture thus corroding.
Using rcc roof waterproofing chemical treatment we can make sure every cracks or mold is properly repairs and not just for repairs treatment but you might find it quite useful as water resistance concrete which helps to prevent an excessive amount of water being transferred inside your home.
Let us know more about roof flashing locations roof leaks testing roof flashing materials and roof flashing types etc.
Roof leakage treatment rain leak and seepage solution roof joints crack repair services for rcc metal precast slabs in pakistan office g 33 waqas height block 13d 1 gulshan iqbal karachi pakistan 03330300200.