Yes. They must know how large a sink or bath to fit. The flow of water, which is calculated as the volume per unit of time, will determine the appropriate size of pipes, taps. The volume of rooms will influence the size of radiators required: their size and number will determine the boiler requirement. And so on.
they do
plumbers
No. Use the putty.
Yes.
Yes, most plumbers use at least 3 pipe wrenches, (12", 18" and 24 " ) and a large crescent wrench.
Tools Intelligence Chemicals Experience
Plumbers use them
Plumbers commonly need to use fractions in their career. The reason for this is that the pipes that they use is measured primarily in fractions, such as 1 3/4' pipe. Plumbers often have to custom make fittings, which requires them to be able to calculate in fractions in order to get a good fit.
You can use silicone as a substitute, but plumbers putty is simpler and far easier to clean up. 100% SILICONE
Plumbers mostly.ANS 2 -Well technicians probably use pipe wrenches more than plumbers nowadays.
"Spanner" is sort of a Britishism for "wrench". Plumbers often use wrenches. Saws are for cutting things, such as boards or pipes. Carpenters use wood saws, while plumbers often use pipe saws.
Plumbers commonly use an adjustable wrench to fix sink-related issues.