Water Heater Installation in Alexandria, LA
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What a new water heater is up against in Rapides Parish
Winter nights here average 41°F from December through February, and homes only need heat from November through March. A water heater in this parish is not working against a long, hard winter.
Power is a bigger question. Nearly half of Louisiana households went at least 24 hours without power in 2024, and this parish has logged 59 damaging wind events over the past ten years. A storage tank with a standing pilot keeps making hot water through an outage. One with electronic ignition will not light until power is back, but most units are built to come back on by themselves once it is.
The federal efficiency minimum for a storage water heater is not one number. It is set by a formula tied to the tank's rated volume, and that formula is applied differently across four draw patterns. Two tanks of the same type but different sizes can be held to different minimums, so the right figure depends on the size of the unit going in.
- 41°F
- the average winter night, and colder incoming water means longer heating
- 5 months
- November through March, the months homes here need heat
- 49%
- of Louisiana households lost power for a day or more in 2024, and a heater with an electric element or electric ignition stops without it
NOAA nClimDiv, 1991–2020 normals
A heat pump water heater would save about $250 a year to run in Louisiana compared with an electric water heater.
Estimates for a typical Louisiana home, from EIA household energy data and Louisiana fuel prices. Your home will differ.
- How do I know it's time to replace my water heater?
- The clearest sign is water that won't get hot anymore, or runs out fast when it used to last. Look at the tank itself too. Rust-colored water, a tank that's damp or wet around the base, or any rust showing on the metal means it's failing from the inside. Most tank water heaters last a decade or so, and once one starts leaking it doesn't get fixed, it gets replaced. If yours is old and starting to act up, get it looked at before it fails on its own and floods the space around it.
- Should I switch to a tankless water heater?
- It depends on what you want out of it, not on what's broken. A tankless unit heats water as you use it instead of storing a tankful, so you don't run out partway through a shower, and it takes up a lot less space than a tank. It also needs different gas and venting than a tank does, which is real work, not a swap. A contractor can tell you what your home would need to make the switch and whether it's worth it for how you use hot water.
- What changes when you install a tankless water heater?
- The unit itself changes size and location, and so does what feeds it. A tankless heater mounts on a wall instead of sitting on the floor, so the space where your old tank stood opens up. It needs its own venting, sized for that unit, and often a larger gas line than a tank used, since it has to heat water on demand rather than gradually. Most cities and counties require a permit and an inspection for this kind of work, and the contractor doing the job will handle that.