Is professional carpet cleaning worth it?

For most homes, yes: a professional carpet cleaning every year or two is worth paying for. Vacuuming removes loose dirt, but over time soil clings to carpet fibres and dulls the colour as it builds up.^[1] A professional hot water extraction is what removes that layer, and many carpet warranties require it on a schedule. Between visits, careful do-it-yourself spot cleaning is fine.

What professional cleaning does that vacuuming cannot

INVISTA's STAINMASTER carpet care booklet puts it simply: it is time for a professional clean when vacuuming no longer removes all of the soil, or when you cannot get stains out with the recommended spot-cleaning steps.^[1] Shaw Floors tells owners to consult a professional carpet cleaner for deep stains that regular spot cleaning cannot remove.^[3]

The usual professional method is hot water extraction, often called steam cleaning. In it, a machine applies water and, if needed, a cleaning solution into the pile, and a powerful vacuum pulls it back out almost immediately.^[1] Done properly, it removes built-up soil and refreshes the carpet's texture.^[1]

Rental machines like this one work on a similar principle. The risk with them is leaving too much water and soap behind.

The warranty question

This is often what decides it. INVISTA requires professional cleaning every 24 months for many of its STAINMASTER carpet warranties, and asks for the receipts as proof.^[1] INVISTA will not reimburse the cost of professional cleaning,^[1] so it is a cost of ownership, like changing a car's oil.

Newer warranties can be stricter about timing. STAINMASTER's current warranty guide recommends professional hot water extraction every 12 to 18 months,^[2] and for a claim it requires a professional hot water extraction cleaning after a problem appears and within 30 days before you file a claim.^[2] If your carpet is under warranty, read it before you decide to do everything yourself.

When do-it-yourself is enough

INVISTA's booklet allows do-it-yourself cleaning between professional visits.^[1] It also warns that too much detergent can cause re-soiling and that cleaners with a pH above 10, or cationic chemicals, may void the warranty.^[1] In practice that means:

• Use the least solution the machine directions allow, and run extra rinse passes with plain water.
• Test any product on a hidden patch first.
• Get the carpet as dry as you can. EPA says wet materials should be dried within 24 to 48 hours to prevent mold growth.^[4] Fans and open windows help.

Do-it-yourself cleaning tends to go wrong when the carpet is over-wetted, the soap is not rinsed out, or a stain is scrubbed instead of blotted. If spots come back after you clean, see why a carpet stain comes back after cleaning.

When professional cleaning is worth it most

• Traffic lanes that stay grey after vacuuming.
• Pet odor or repeated accidents. Spot cleaning is covered in how to get pet stains out of carpet, but a smell that lingers may need professional extraction and odor treatment.
• Light colours, which show soil sooner.
• Moving in or out, when a lease, a sale or the next owner expects clean carpet.

Hiring someone well

Ask each business which method it uses, how it pre-treats, how it rinses, and how long drying takes. Get the rooms, add-ons and total in writing. Virginia counties, cities and towns may levy license taxes on businesses, trades, professions and occupations,^[5] so ask whether the business is licensed where you live and what insurance it carries. If a job goes badly and the business will not put it right, the Office of the Attorney General of Virginia takes consumer complaints against businesses operating in Virginia.^[6]

For prices, see what carpet cleaning costs in Virginia.

Stop and call a pro if

• The carpet was soaked by a leak, a flood or a burst pipe, or smells musty. That is water-damage work, and the pad may have to come out.
• Urine has soaked into the pad in more than one place.
• The carpet is wool, silk or a valuable rug, or its colour runs when you test a cleaner.
• You need warranty-qualifying cleaning with a dated receipt.

Find a cleaner on Loclis

Browse carpet and upholstery cleaners, look up cleaning businesses around Blacksburg, or read more cleaning answers. When you know what you want done, describe the job on Loclis and local businesses can quote.