how to ger rid of black mold on walls ?

Answer 1

It's easy enough to kill surface mold. Bleach is not the answer, although if something were made better by repetition, bleach would be the best thing since sliced bread. There is an effective quat formula for mold called Oxine.Trane sells it in their parts department for about $10.00 for enough concentrate to make a gallon, and here is a site that talks about it and some other sources for purchase:

http://www.shagbarkbantams.com/page11.htm

In my business, I tell my clients that mold is a symptom, water is the problem. Unless you discover what the source of moisture is, your clean-up efforts will not bear much fruit. One very common form of water is high relative humidity. Ideally, it should never be higher than 50%. At 65% to 99% relative humidity, mold enjoys prolific growth.

Some very important issues:

Don't assume the mold is confined to the surface. Investigate by removing material as far back as required to find clean, dry surfaces.

Protect the other living areas from airborn spores by installing a visqueen curtain and running a Shop Vac that exhausts through an outside opening, creating a low-pressure environment, and keeping the spores contained in the space.

Wear a respirator with cartriges designed for mold removal.

Bag any removed material tightly if you intend to transport it through living areas.

Wear a Tyvek suit with booties, and bathe carefully after exposure to mold, to prevent transdermal absorption.

Whenever you vaccuum, use a Shop Vac and exhaust the discharge through an outside opening.

Always have your air tested after a clean-up to make certain there is not a high concentration of fungal spores left in the air.

Answer 2

You need to scrub it with a stiff brush and some beach to kill the fungus. Then air out the room well. If it's in a bathroom you need better ventilation. If no vent, make sure you prop open the door or the window after every shower till condensation clears. If it's near the ceiling you could have a leak in your roof that needs repair or near the floor is likely rising damp... you may need to dry-line your walls.

Answer 3

you should discover out the place the moisture is coming from. it ought to be that that there is a leak of a few variety, yet very in lots of instances the motives are extra basic. Moisture in the air is organic yet while there is too lots we get rain. on your place you get condensation. Do you dry moist clothing indoors? Do you employ a steam iron? Is the extractor fan working precise on your bathing room to eliminate steam out of your bathing/showering? If the moisture is coming from the outdoors. eg defective drainpipes/guttering. harm to window frames and so on then get those issues repaired. If the motives contain any of the above then attempt to dry clothing on the laundrette(if that's no longer an decision the open a window while you're drying clothing on the radiator) additionally get a plastic clothing 'horse' and stand it in the tub and enable your clothing dry in there yet attempt to wring out a lots moisture as plausible first. once you're ironing if using steam decision shop a window open (in basic terms slightly) If the extactor fan isn't working in the tub room get it fixed (you additionally must set it to run for extra or less 3 minutes min once you have switched off the sunshine.) As for the ornament until now attempting to apply bleach to scrub you should get the section dry first, so which you should handle the place the moisture is coming from. once you have performed which you would be able to influence upkeep.

Answer 4

You have a water intrusion issue other than the mold. Find the leak, fix it, redo the sheetrock.

Answer 5

Vinegar and water in a 50/50 mixture

Answer 6

try this is works well
1 Part simple Green
1 Part Bleach
2 parts water , spray heavy
will kill mold and helps prevent it Find a way to dry out your area

Answer 7

Both of the above, then prime (paint) it with Kilz primer (a bit costly, but it holds back stains).

Answer 8

Try bleach, or replacing the drywall.