After Carpet Stain Wash Detergent Marks Left On Carpet. So after you use a carpet cleaner try applying warm water on the stain to wipe the surface of the carpet clean. How to stop carpets from soiling. Carpet ph left too high.
This caused the carpet to turn brown or to brown out as it s called in the carpet cleaning world. Carpet ph left too high.
The second case usually is that a stain wicked back up from the bottom of the carpet causing it to turn brown.
The trick is not to use too much. Stains that reappear as a result of residue originate within the carpet fibers themselves. The best option is to get to stains is the minute they occur timely responses to carpet stains will prevent the problem of reoccurring carpet stains. Even after the carpet dries the residue will remain.