Most codes require 3/4" to the water and out, reduce to 1/2" to the last 3 hots and colds.....you can extend to the last 2 hots and colds and it would be overkill. Any upgrade from galvanized to copper is an improvement; it's feasible to do it right though when making any improvement.Sep 9, 2006
What size is water heater copper pipe?
In some areas, Type M pipe isn't allowed for delivering potable water, but it can be used for hot-water heating systems. Copper pipe is commonly available in diameters ranging from ½ inch to 2 inches.
What size should hot water pipes be?
Even though the water pipes differ for the most part, the size of the water supply pipes to your fixtures would be the same for both hot and cold lines. Standard sinks and tubs would use 1/2" supply lines, and toilets use a single 3/8" line.Sep 29, 2015
How do you size a water supply line?
https://www.youtube.com/watch?v=IsHb04SJGRw
What size water line goes to a hot water heater?
Most codes require 3/4" to the water and out, reduce to 1/2" to the last 3 hots and colds.....you can extend to the last 2 hots and colds and it would be overkill. Any upgrade from galvanized to copper is an improvement; it's feasible to do it right though when making any improvement.Sep 9, 2006
How do you size a hot water line?
https://www.youtube.com/watch?v=GaIjYGmwTr0
How is supply line size determined?
The string method (which measures the pipe's circumference) is probably the best way to determine your pipe diameter size. The circumference is the distance it takes to go around the pipe once. Remove any insulation from the pipe.