What is the white stuff growing on my basement walls?
Efflorescence is actually a harmless crystallized mineral salt that has formed on your basement walls over time. It will generally look like a white, powdery substance. Efflorescence forms as moisture passes through the porous concrete of your basement walls. …
How do you remove efflorescence from basement walls?
Fill a bucket with undiluted white vinegar if the efflorescence remains. Fill a separate bucket with warm water. Use a plastic-bristled scrub brush to scrub 3-square-foot sections of the walls with the vinegar. Rinse each section with a sponge and plenty of clean water.
What are these white things on my wall?
Efflorescence is when water passes through the wall and evaporates on the surface. The minerals contained within the water can’t evaporate, so they stick around, usually looking like a fine white powder on the surface. You can see the same thing with hard water that evaporates from a kitchen sink.
What does mold on foundation look like?
It will often be slimy, and a dark color that shifts from green to black or even gray. If you see something you think may be black mold, call a professional immediately. That often means there is mold growing in that area.
Should I worry about efflorescence?
Ultimately, efflorescence itself isn’t dangerous. However, it can lead to potential moisture problems that can cause structural damage to building materials. That means if you find efflorescence in the basement or on concrete and other structures, it’s important to take action.
What causes white film on painted walls?
Why does it occur? Chalking occurs due to ultra violet (UV) radiation from sunlight interacting with the constituents within the paint film. Over time UV degradation of the binder or resin within the paint film will allow the exposed pigment particles to become more loosely bound to the surface.
Can mold grow on concrete basement walls?
Mold growth on a concrete wall due to excess humidity. On it’s own, concrete does not provide a sufficient food source for fungal growth. Therefore, unless the concrete is kept extremely clean, mold growth can occur. Of course, even if the concrete is covered in dust, mold will not grow without sufficient moisture.
What is the White Stuff in my basement?
Types of White Mold in Basement Environments Many types of mold can appear white in color, depending on the type of material on which they are growing, including aspergillus, cladosporium, and penicillium (penicillium is often blue or bluish-green and white). Mildew, a type of fungus similar to mold, may also appear white and powdery.
What are the different types of white mold in basement?
Types of White Mold in Basement Environments. Many types of mold can appear white in color, depending on the type of material on which they are growing, including aspergillus, cladosporium, and penicillium (penicillium is often blue or bluish-green and white). Mildew, a type of fungus similar to mold, may also appear white and powdery.
What is the white stuff growing on my concrete walls?
However, it is a sign that something bad is happening inside your walls. It’s called “efflorescence.” And it’s just a sign that your walls are being destroyed by acidic water in your walls. At some point or another, everyone will see white chalky or fuzzy looking growth on their concrete basement walls.
How do you get rid of white mold in the basement?
Many types of white mold spread quickly and easily from one area to another, so if you discover white mold in your basement, you need to inspect your entire home for mold. You can purchase mold removal products at most home improvement stores, such as Foster 40-80, that will remove mold from non-porous surfaces like metal and porcelain.