I had seen Thrasher's advertisements on TV and decided to get an estimate on a water system. They checked my system every year and checked the walls as well. The service technician found that my walls were bowing. Thrasher installed a wall anchor system. My house had a wall support system installed before I bought it, and it is nowhere near as good as the one Thrasher installed. Thrasher stands behind their broducts. They have great people that are friendly and clean up before they leave. I have been pleased with all the work done to my house. I would choose Thrasher again if I had too.