Gas Water Heater Repair & Installation in McDonough, GA

Basements make sense for a gas water heater: out of the way, close to the main plumbing and often near a chimney. They also bring conditions an upstairs closet never sees. For McDonough homes with the heater below grade, gas water heater repair and installation means paying attention to moisture, drainage, air supply and the trip up and down the stairs. Alpha Plumbing and Sewer plans basement jobs with all of that in mind.

Damp air and the heater

Basement air is often humid, and a heater that sits in it for years shows it. Rust forms on the jacket, the gas connector, the shutoff valve and the vent connector, and flaking rust from the vent can fall into the burner area. Corroded water fittings on top of the tank start to weep. A dehumidifier helps the whole space, and keeping the heater off a damp slab with a sound pan or base slows corrosion at the bottom. When we service a basement heater, we pay particular attention to rust inside the burner compartment and around the vent, where it does the most harm.

Where leaking water goes

Upstairs, a leaking tank soaks a floor. In a basement, the water has nowhere to go but across the slab, so the route to a drain matters. Check that the floor drain near the heater actually drains and has water in its trap, and that the relief valve discharge pipe ends where a sudden release will not soak stored boxes. In a basement without a nearby drain, a pan with a drain line to a safe spot, or a leak alarm, buys time. Where groundwater is part of the picture, a working sump pump keeps the heater's base out of standing water.

Shared venting and air supply

Older basement heaters often vent into a masonry chimney alongside the furnace. When the furnace is swapped for a high-efficiency model that vents through its own plastic pipe, the water heater may be left alone in a flue sized for two appliances. Its exhaust can cool and condense before it rises, so the chimney may need a liner sized for the heater. Basements also hold the clothes dryer and sometimes exhaust fans, and in a tight space those can pull air hard enough to draw exhaust back down a weak vent. Soot at the draft hood, rust on top of the tank or a stuffy smell near the heater all deserve a draft check.

Finishing a basement around the heater

Basement finishing projects often wall the water heater into a small room. That can work, but the room needs enough air for combustion, the clearances on the heater's label, a door wide enough to remove the tank someday, and no storage piled against the vent. Walling the heater in tightly with a solid door can starve the burner. If you are planning a remodel, it is easier to settle these details before framing than after drywall.

Replacing a basement heater

A full tank is heavy, so the old heater is drained before it moves. The stairs, landings and door widths decide how the old unit comes out and the new one goes in, and a tight turn can rule out a taller or wider model. We look at the route during the estimate. On the day, the new heater is connected to gas, water and vent, the relief valve discharge is run to a suitable point, and the burner is tested for draft. Other basement options include a wall-hung tankless water heater and an electric water heater; the Georgia water heater overview compares them with a gas tank.

McDonough permits

The city's Building & Inspection Division issues permits and inspects construction inside McDonough's city limits, and plumbing work has its own application form. When a basement heater replacement calls for a permit, we file the plumbing application and book the inspection around the installation.

Basement water heater questions in McDonough

Can a basement water heater be moved upstairs?

It can, but it means new gas piping, new water lines, a new vent route and a drain pan where the heater would sit over living space. The move frees basement floor and gets the tank away from groundwater, yet it is a bigger job than a swap, so it is worth pricing both before deciding.

What if there is no floor drain near the water heater?

A drain pan with a line run to a floor drain, sump pit or other suitable point is one option. A water leak alarm that sounds, or an automatic shutoff valve that closes the supply when it senses water, adds protection. The relief valve discharge also needs a proper termination, so plan for it whether or not a drain is nearby.

How does a new water heater get down the basement stairs?

Carefully, and usually on a hand truck with straps, by two people. Before the day, we check stair width, headroom and any tight turn, since those decide what size heater can make the trip. Clearing the path, moving rugs and taking down anything hanging in the stairwell helps both the old tank's exit and the new one's arrival.

Down the stairs to the heater

Is the heater in your McDonough basement rusting, leaking or due for replacement? Call Alpha Plumbing and Sewer at (404) 409-4448 and mention how many steps lie between the door and the tank.