The answer to 'carpet grimy' is that there are several common causes for grimy or dirty carpets, including high foot traffic, pet accidents, spills, and inadequate cleaning. Symptoms may include visible dirt and stains, as well as a dull or matted appearance. Solutions can range from regular vacuuming and spot cleaning to professional deep cleaning, depending on the severity of the issue.
For light to moderate grime, homeowners can often handle DIY carpet cleaning using a rental machine or spot cleaning products. However, for heavily soiled carpets, significant stains, or issues like pet odors, it's generally best to call in a professional carpet cleaning service. They have the right equipment, cleaning solutions, and expertise to thoroughly clean and restore your carpets.