They can advise their clients what kind of faucet and sink may be best to check in their kitchen, which is very important especially during the first furnishing the kitchen.
Besides dealing with their professional connecting, who earn money and sometimes new connections to water and sewage networks so as to be able to freely use the new faucet.
They also participate in its first use and then check its status.
They can help protect themselves plumbers, even if they can not immediately get to your client, you will always be able to give him any assistance verbal and direct the work performed by the inhabitants of the house.After his arrival will take longer repair the existing fault and, if necessary, can work outside of normal hours, because it will not disturb the neighbors house where they work.
This is very important when the failure of the tap makes winging it the water begins to flood even kitchen.Professional intervention also requires replacement of a broken tap.
We must admit that, especially the exchange of modern taps may not be possible without the intervention of a plumber..