Vedat Bilik

You will thank yourself a million times over for choosing tankless water heating. Be aware that there will be a slight delay for the hot water to arrive at your fixtures and that the money saved in standby loss is offset by the higher cost of equipment, gas pipe, flue pipe and materials. CAUTION:  Tankless water heaters generally require larger diameter gas supply lines, higher voltage power supply (if contemplating electric on-demand), dedicated – special stainless steel flue (known as Category II, III or IV) or larger diameter exhaust system. Please take these things into consideration before you decide to DIY. It is highly recommended that you use special union connector sets for the water supply which employ bypass capability.  This will allow for simple, easy de-liming maintenance process in the future. Turn off main incoming water line to house. Disconnect supply line from old water heater.  You will probably have some water left in the line even though y...