Tank and Tankless Water Heaters

Choosing between a tank or tankless water heater is primarily dependent on your specific household needs and circumstances. Traditional tank heaters are generally more cost-effective upfront and easier to install, but they may take up more space and can consume more energy. They hold and heat a large volume of water in a reserve tank for immediate use.

Tankless water heaters, on the other hand, provide hot water on demand by heating it as it passes through the unit. This leads to significant energy savings over time. However, they have higher upfront costs and installation can be more complex. Therefore, it's essential to consider factors such as initial cost, energy efficiency, installation complexity, and space constraints before making a decision.

The frequency with which your water heater should be serviced varies depending on the type of water heater you have, its age, and the quality of your local water supply. As a general rule of thumb, it is advisable to have your water heater inspected and serviced by a professional at least once every one to two years. 

Regular maintenance can help identify potential problems early, prolong the lifespan of the unit, and improve its energy efficiency. Regardless of whether you have a traditional tank water heater or a tankless model, regular maintenance is key to ensuring optimal performance and longevity.

Determining the correct size of water heater for your home involves several factors including the number of people in your household, your peak water usage, and the types of appliances that use hot water. In general, a small household of one to two people might require a 30-40 gallon tank, while larger households of three to four people may need a 50-60 gallon tank. 

For tankless models, you'll need to consider the flow rate (gallons per minute) and the temperature rise your household requires. A qualified professional can perform a detailed analysis of your hot water needs to recommend the most suitable size.

The warranty for water heaters varies significantly depending on the manufacturer and model of the unit. Most water heater manufacturers offer a warranty that typically ranges from six years to more than a decade. These warranties usually cover the tank and parts, but not labor.

However, it's important to note that the lifespan of your water heater can be greatly affected by factors such as the quality of your water, regular maintenance, installation quality, and usage patterns. Therefore, while a warranty is an important factor to consider when purchasing a water heater, it should not be the only criterion. Regular service and preventative maintenance are just as critical for prolonging your water heater's life.