Your home that uses a septic tank deserves the best septic tank treatments to keep its plumbing operating perfectly. Septic tanks sometimes need replacement. Like appliances, septic tanks wear out. According to Bob Vila, when installed properly and maintained appropriately, a septic tank lasts 20 to 30 years. Residential Septic Tank Replacement Ages When you hire a contractor for septic repair, they may tell you that your septic system needs replacing. You’ll have a choice of tank materials, and some of these septic systems last longer than others: Concrete septic tank systems – 20 to 30 years Steel septic tank…