4) You will need to have on hand trustworthy plumber tape, small gas torch, solder, flux, plumbing sandpaper, pipe cutter, gas tape (to seal gas line) and maybe some pipe glue. Ask the sales person at the hardware store for a more defined list.
85. Know your IRPCS International Rules for Preventing Collisions at Sea and be aware of how you should approach water line repair or cross a traffic separation scheme TSS).
If you bought the same unit it should line right up, if you were unable, you will need to remove or add length to the existing piping. This may require you to splice together copper with plastic, don't let this scare you the hardware store will have all of the necessary parts.
3) Call the first one you see and give them the job. It is okay to ask plumbers for an initial estimate. If you live in a large, urban area chances are you will have many choices. Don't feel as though you need to hire the first person you contact. Get the information you need, then comparison shop. Check websites and social media accounts to get a feel for how everybody stacks up. Then make the final call.
If you do not have hot water in your home, it may be a bit tricky for you to attempt to find out what the cause is yourself. If you have a tank that is leaking, this may be the reason why you do not have any hot water. If you have an electrical unit, the causes may be things such as a bad heating element, fuses that are blown, an overload switch which is bad, circuit breakers not working properly or faulty thermostats. If you have a gas tank, the problems causing you to not have hot water line repair may include a problem with the thermocouple burners. In situations like these, it is imperative that you contact a reputable plumbing company to get everything squared away.
When doing the install on a water heater, keep an eye out for unconnected pipes. A commonly missed pipe is the one that leads out from the area for drainage. It is probably a recirculation pipe; that helps your water remain heated without wasting too much water.
The next huge thing is to prevent and kill mold that has already started growing. Mold is the most dangerous thing when an area floods. Mold can turn deadly within a extended period of time. Use mold killing agents like Killz and other products on the the market. Be extremely thorough with this process. If the water flooded above the dry wall line, you MUST remove the dry wall to make sure you can replace insulation and dry wall which mold naturally is attracted to. Painting a Killz primer on the concrete is a great idea before installing new carpet and drywall. This will ensure that you have prevented future mold growth and will also ensure the safety of your family.