This can happen if you have your carpet cleaned by hot water extraction steam cleaning and the carpet is damp after cleaning.
Carpet darker after cleaning.
The final carpet cleaning hazard is stains caused by furniture coming into contact with wet carpeting.
Let it set for up to 24 hours and check for fading before.
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.
This is called wicking.
If you are not sure of what you should use purchase the spotter at a janitorial or carpet cleaning supply house.
Many pieces of furniture have feet that are at least partially metal.
This caused the carpet to turn brown or to brown out as it s called in the carpet cleaning world.
O ccasionally a brownish discoloration appears on a carpet or rug after it has been cleaned.
In order for this discoloration to develop several factors must be present a cellulosic fiber moisture and slow drying.
The metal can rust leaving a stain in the carpet.
Oily sugary soapy residues will all picks up soil and the result is often dark returning spots after carpet cleaning.
For delicate or very dark colored carpets test a small inconspicuous area of carpet for colorfastness using a small amount of vinegar.
Many kinds of wood furniture will release some of the dyes in their stain if left in contact with a wet surface.
Otherwise the small space between the carpet padding and the floor creates a dark and moist area where mold and mildew can form.
The solution for this type of returning spot is to use a spot cleaning product that leaves minimum residue.
One of the causes of this discoloration is a condition called cellulosic browning.
The ph of your carpet was left too high after cleaning.
Mold is a fungal infection that can quickly ruin the surface it grows on.
Next blot the area dry with a clean dry cloth or paper towel.
The rinse water then mixes with the deep stain and becomes dirty and discolored.
These stains occur if there is too much cleaning solution and water used during the cleaning process.
It s essential to dry out your carpet correctly after cleaning flooding or a leak.
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.
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.
You may notice brown stains on your carpet after a thorough carpet cleaning.