Oily sugary soapy residues will all picks up soil and the result is often dark returning spots after carpet cleaning.
Carpet darker after cleaning.
This is especially a risk if you choose to steam clean your carpet yourself because many rental units are not powerful enough to extract all of the water from the fibers.
Let it set for up to 24 hours and check for fading before.
The solution for this type of returning spot is to use a spot cleaning product that leaves minimum residue.
An excessive rinse can saturate the area and allow water to penetrate into the carpet backing and pad.
It s often out of sight but smelly.
O ccasionally a brownish discoloration appears on a carpet or rug after it has been cleaned.
One of the causes of this discoloration is a condition called cellulosic browning.
This caused the carpet to turn brown or to brown out as it s called in the carpet cleaning world.
It s essential to dry out your carpet correctly after cleaning flooding or a leak.
After 30 minutes vacuum with the carpet with a standard vacuum cleaner.
Another reason these brown stains occur is that dirt that is usually deep down in the carpet resurfaces as the carpet dries.
These stains occur if there is too much cleaning solution and water used during the cleaning process.
The final carpet cleaning hazard is stains caused by furniture coming into contact with wet carpeting.
Otherwise the small space between the carpet padding and the floor creates a dark and moist area where mold and mildew can form.
This is called wicking.
For delicate or very dark colored carpets test a small inconspicuous area of carpet for colorfastness using a small amount of vinegar.
Mold is a fungal infection that can quickly ruin the surface it grows on.
If you are not sure of what you should use purchase the spotter at a janitorial or carpet cleaning supply house.
Deep stain came to the surface the second case usually is that a stain wicked back up from the bottom of the carpet causing it to turn brown.
The metal can rust leaving a stain in the carpet.
The ph of your carpet was left too high after cleaning.
Many pieces of furniture have feet that are at least partially metal.
This can happen if you have your carpet cleaned by hot water extraction steam cleaning and the carpet is damp after cleaning.
Next blot the area dry with a clean dry cloth or paper towel.
You may notice brown stains on your carpet after a thorough carpet cleaning.
Many kinds of wood furniture will release some of the dyes in their stain if left in contact with a wet surface.