Get matched with top water heater pros in Shepherd, MT

Every type of water heater has its advantages and disadvantages. Understanding those can help you decide the best type for your situation and budget. 

Pros

• Safer than gas or propane

• Doesn’t require extensive venting systems

• Lower upfront costs

• Simpler to operate

• No pilot light

• Easier installation

• More efficient heating than gas models

• Available as point-of-use (POU) and whole-house units

Cons

• Slower to heat water

• Longer recovery time

• Possibly higher operating costs

• Doesn’t work during a power outage

• Costs can increase without a 240-volt connection

Several signs indicate your water heater may be failing or in need of replacement. Key indicators include:

• Age: A water heater older than ten years is approaching the end of its typical lifespan.

• Water Quality: If you notice rusty or discolored water from your hot water faucets, or a foul odor similar to rotten eggs or sulfur, it can signal internal corrosion.

• Unusual Noises: Banging, rumbling, or popping sounds from the tank often mean sediment has built up, causing the unit to overheat.

• Leaks: Any water pooling around the base of the tank or visible leaks are clear signs of failure.

• Performance Issues: A decline in performance, such as water not getting hot enough, taking longer to heat up, low water pressure, or decreased efficiency, suggests the unit is struggling.

• Visible Damage: Obvious rust and corrosion on the exterior of the tank can indicate a more serious internal problem.

While these signs often point to replacement, some issues may be fixable. It's best to consult a professional plumber to diagnose the problem before investing in a new unit.

While not all homes require a hot water heater expansion tank, they are necessary in most newer homes and are often mandated by local building codes. Codes typically require an expansion tank if your plumbing system is a 'closed-loop' system, which often includes a backflow preventer or pressure regulator on the main water line. Some municipalities have specific requirements. Installing an expansion tank on a closed system is crucial, as it prevents excess pressure that can damage your water heater and other appliances, potentially shortening their lifespan. However, tankless water heaters do not require an expansion tank.

Venting a gas water heater out of the roof is preferable in most cases. Heated exhaust gases naturally rise, so a vertical vent pipe is efficient. If you’re trying to vent through a pipe exiting a wall, the angle of the pipe may be more horizontal than vertical, making the venting system less effective. If you go through a wall, you may need to add a fan to ensure a successful expulsion of the gases outdoors.