I you've ever had a rug on top of carpet in Tampa FL you can see how much soil gets built up on your carpet. These pictures are from a carpet cleaning in an apartment where the carpet was covered by a rug. Once the rug was flipped back you could compare the untouched carpet with the carpet that was exposed to every day foot traffic. It's impressive how much soil and sand can find it's way in to your carpet. In Tampa FL there is a ton of sand that gets deposited on the floor, especially if you have pets.
You can vacuum to take care of most soils in your carpet but there is no way to effectively combat soil build up over time. Professional carpet cleaning can do wonders against soil build up and soiled areas of your carpet. Preventive or maintenance cleanings, even in apartments, greatly improve the air quality in your home. Carpets act like giant filters, holding onto dust, dirt, and allergens. The advantage is that all of that micro debris stays out of your breathing zone. But, just like your AC unit, you need to clean the air filters every once in a while. Thank of carpet cleaning as a way to clean the air filter in your home.
Chem-Dry of Tampa FL has an amazing green certified carpet cleaning package that removes 98% of the allergens in your carpet and upholstery, improving the air quality if your home.