You can ask your friends, neighbours, family, and coworkers what plumbers they have used. You will often receive good recommendations and learn about the quality of their work. You will also learn about bad experiences so you will know what company to avoid. You can also check with people in your social circles such as church members. As well, you can also check with a realtor to see if they have a list of dependable and honest plumbers.
Do independent research using the Yellow pages, search engines and local business listings. Beforehand, make a list of what you are seeking in a plumber on Long Island. For example, years of experience, what services they provide, whether or not they have emergency service, areas of expertise, types of jobs they perform (residential, commercial, industrial) etc. Look for local plumbing service companies that are a match.
Some water line repair valves do not take washers and therefore you cannot repair them. If you have a washerless shut-off valve that leaks it will need to be replaced. You will need: a propane torch, solder, flux, sandcloth, a wire fitting brush, a small section of copper pipe (most likely 3/4" I.D.), a slip coupling (again probably 3/4") and a shut-off valve. I would highly recommend installing a ball valve with a drain on it as opposed to a washer style valve. If you purchase a decent quality ball valve it will last a very long time.
Trustworthy. The best way to find a Trustworthy plumber is to ask a close friend, family, or a good neighbour for recommendations. They're the best people to ask because they've experienced the services first-hand and they will never lie to you about it. This works in the same way they won't let you hire someone who has worked for them and delivered bad service.
Sometimes repairs do not need to be immediate, but they should be quick. When you do not need emergency repairs, but cannot wait days for help, you should find a plumbing company offering same day services. This means you can call in the morning and have someone there to make the repair within hours. Since some companies do not offer emergency services, same day service may be the next best thing, so you should look for this offering if it is the best your Local plumber has.
Toilet problems: Plumbing works have to be done carefully in the toilets. Issues like clogged toilet, noisy toilet or running toilet arise when the plumbing works are not done properly or if here is any issue in the connections. When wastes get built up in the pipes, it becomes clogged and leads to lots of problems. You need to check if the pipes get cleaned automatically. When the toilet's fill valve is not fit properly nor has some issues, you need to replace it immediately to prevent any noise that comes on every flush. Also, when water keeps flowing, too much water gets wasted and in this case, you need to contact a professional plumber to solve these problems.
Once you have become a master plumber you can start your own plumbing company or you can even work for the government. This may sound like it is going to take forever to become a master plumber and it is difficult to achieve this level but it is not. Yes, it is going to take several years but the prestige title at the end is worth it.