The average cost of carpet shampooing service is $80 to $150 per room. Professionals use a machine with rotating brushes to work cleansing foam into the carpet and then vacuums it up. Carpet shampooing uses low moisture, meaning a shorter drying time than some other methods. However, since there is no rinsing, the shampoo may leave a sticky residue on the carpet fibers afterward.

Cleaning companies don't expect a tip for carpet shampoo service, but most professionals appreciate being compensated a little extra for good service. Consider tipping 10% to 20% of the total bill, or more if they provide exceptional service.

After the initial setup process, which takes 10 to 20 minutes, professional carpet shampooing takes about 20 minutes per room for most average size rooms. However, this timing can vary significantly depending on several factors, such as the room size, the amount of furniture that needs moving, the carpet's dirt level, and if any pre-treatments are needed.

Most carpets take 6 to 10 hours to dry after shampooing. The carpet type, humidity level, air circulation, and indoor temperature can impact the drying time. To help the carpet dry faster, run floor drier fans, turn on ceiling fans, open the windows, or turn on the air conditioner.

Most carpet shampoo services will move a few basic furniture pieces for free, while others may charge a small fee or require you to move the furniture before they begin cleaning. Be sure to communicate your needs and ask for details about what the estimate includes when booking your cleaning appointment.

Yes, experts recommend rinsing carpet after shampooing to remove any residue left by the cleansing foam. Otherwise, leftover shampoo residue can make the carpet feel sticky and potentially cause the carpet to get dirty faster. Rinsing is typically done by filling the carpet cleaner tank with water or a rinse aid mixture and making several passes to ensure the carpet is rinsed but not left soaking.

Shampooing carpet will kill fleas, but carpet cleaning alone will not solve a flea infestation problem. Fleas often live not only in the carpet, but also in upholstery, curtains, area rugs, pet bedding, on your pet, and more. Treat your pet first, then vacuum and wash everything you can.

For major flea infestations, you may need outside help. Hiring an exterminator costs $200 to $400 on average to get rid of the fleas completely costs.

In most cases, yes, carpet steam cleaning, also called hot water extraction, is better than shampooing for removing dirt and grime from carpet. Hot water extraction (HWE) uses high temperature and pressure to life stains and deep clean the carpet. Carpet shampooing relies on brushes to physically agitate the carpet, which can damage the carpet over time.

Here are some tips to help you find the best carpet shampooing service near you:

• Get 3 to 5 estimates to compare from reputable carpet shampooing companies.
• Ask for references and check out carpet shampooer reviews on HomeGuide and Google.
• Ask about how they train their employees and if they perform background checks.
• Ask for a written contract and warranty in writing before they begin cleaning. 
• Don't pay the final bill until they finish the job. 

Once you have a short list of potential carpet shampooers to hire, ask them the following questions to help you choose the best fit for your needs:

• How long have you been in the carpet shampooing business?
• Is your carpet shampooing company licensed, bonded, and insured?
• Do you use non-toxic cleaning solutions that are safe for children and pets?
• Do you use products and cleaning processes that are approved by the Carpet and Rug Institute?
• Do you move furniture before shampooing the carpet?
• Do you offer free in-person estimates?
• What does the estimate include?
• Are you running any promotions or deals right now?
• Can I have a list of references to contact?
• How long will it take to shampoo the carpet, and how long will it take to dry afterward?
• Do you guarantee your work or offer any warranties?
• What payment methods do you accept?