When considering water heater repair services, what key factors should homeowners prioritize to ensure they select a reliable and qualified technician? Specifically, how important is it to verify the technician's certifications and experience in diagnosing and repairing various types of water heaters, such as tankless, traditional tank models, and solar water heaters?

Additionally, what should homeowners expect regarding the typical repair process, including the initial assessment, cost estimates, and potential follow-up services? Lastly, how can homeowners assess the quality of service provided, including warranties on repairs and the technician’s ability to offer preventative maintenance tips to avoid future issues? this info see on the web  https://heatershut.com/