Soiling occurs when residue is left behind on the carpet fibers from the carpet cleaner used to treat the original stain.
Dark spots on carpet after cleaning.
If you are not sure of what you should use purchase the spotter at a janitorial or carpet cleaning supply house.
You need a low ph acid cleaner of about 2 0 to safely remove the brown discoloration from your carpet.
Carpet cleaning cleaning included spots pet kid and husband.
If not completely rinsed and blotted the residue becomes sticky and attracts dirt and soil to the same spot which can cause look like the stain has returned.
Step 2 use a wet vacuum to suck up the water and cleaning solution left behind from the previous carpet cleaning.
They should come back out and re rinse the carpets with an acid rinse.
That is what s causing spots.
Wicking this is when the carpet stain has soaked through to the backing of the carpet.
They should be able to get the remaining high ph out of the carpet bring things back into balance and get it looking great again.
Typically there are two major causes for brown spots on the carpet after carpet cleaning carpet ph left too high the ph of your carpet was left too high after cleaning.
Oily sugary soapy residues will all picks up soil and the result is often dark returning spots after carpet cleaning.
Carpet cleaning uses a non soapy non foamy cleaning solution so there s not sticky residue.
The moisture permeates into carpet fibers and seeps down into the carpet pad.
The solution for this type of returning spot is to use a spot cleaning product that leaves minimum residue.
Other times the spots come back after several weeks have passed.
The reappearance of spots and stains is actually a very common occurrence when a carpet is cleaned using a traditional shampoo and rinse method.
If the spots are dry skip this step and move on to step 3.
The leftover residue becomes sticky over time.
How to prevent brown spots on carpet.
Sometimes spots can reappear as soon as the carpet dries.
This dirty moisture then creates the brown spot in the middle of the carpet.
If your carpet has brown spots after cleaning call back the company that you had clean your carpets.
Very likely what happened is that the spot cleaning product you used was of the wrong kind and actually removed or somehow affected the dye in your carpet and therefore created a permanent discoloration.