Online retailers might use a 12-month warranty on tools, but of course, the warranty is not worth anything if the system has actually not been installed correctly. https://pipewiki.org/wiki/index.php/At_Expert_Tips_For_A_Seamless_A_c_Installment_Experience_We_Understand_The_Relevance_Of_A_Flawlessly_Mounted_A_c_System.