To properly design a hot water system for one’s home takes time and expertise. At Marine Plumbing Service we have installed many tankless units as we as we have service so know the pros and cons of all tankless manufacturers. Unlike most contractors, we check how many BTU’S your gas meter is rated for and if undersized we work with Atlanta Gas to upgrade. We are and Atlanta Gas (NGAD) dealer. We go on to weasuring your gas piping (lengths/distances) to ensure proper gas volume to new tankless heater location in your home. Part of properly sizing your gas meter, we add up all btu’s of all gas fired appliances in your home. In addition, we test your homes incoming water pressure as we well.