The answer to 'steam cleaner cleaning frequency' is that most experts recommend steam cleaning carpets and upholstery every 12-18 months. This helps remove built-up dirt, dust, and allergens that regular vacuuming can't reach. Steam cleaning is more thorough than just spot cleaning and helps extend the life of your carpets and fabrics.
The exact frequency can vary depending on factors like how much foot traffic an area gets, whether you have pets, and if anyone in your home has allergies. High-traffic areas may need steam cleaning every 6-12 months, while low-traffic areas can often go 18-24 months between cleanings. Following the manufacturer's recommendations for your specific steam cleaner is also a good idea.