That would depend on the application as some are larger then 48"
Same as you would in inches 3.14159265 and PSI have to be known
Very few heat water internally. These are usually very expensive and showcase the feature. It usually called a 'sterilization cycle'.
Copper is used as hot water pipes because the copper will not corrode when the hot water goes through the pipes
Depends on the system Pumped discharge can be as small as 2" diameter Gravity drainage no smaller then 3" or larger then 4"
yes
Why is the second paragraph a contradiction of the first? If hot water pipes 'Absolutely' do not freeze faster than cold water pipes then why the comment about the cold water pipes having a larger diameter which causes them to freeze at a slower rate than the smaller hot water pipes? Also, the word then in the last line should be thanand there should be an a between usually and larger. And, piping should be changed to pipe.
Well if water is too cold, pipes will contract and if water is too hot, the pipes will expand.
The water pipes are full of cold water. All that cold water has to be flushed from the pipes before the hot water from the tank reaches your faucet.
some times when temperatures go really cold in winters it causes water to freeze and as the water in pipes starts to freeze, the expansion that takes place when water freezes causes pipes to break
Cold for the calcium carbonate is disolved by hot water.
Yes, they can
ht of bathroom faucet
They are not usually smaller - some amateur plumbed yours.
Cold water pipes would be the sweaty ones.
Generally, hot water pipe diameters are 22mm or 0.866 inches
Your hot water pipes have rust in them.
Diameter.