Enjoy a Reliable supply of Hot Water

Plan for your new water heater installation in Southern New Hampshire

Reliable hot water is something every homeowner depends on each day. Whether you're dealing with inconsistent water temperatures, a leaking tank, strange noises, or no hot water at all, Lamarche Heating & Air provides professional water heater repair, replacement, and installation services throughout Allenstown, Hooksett, Concord, Manchester, Pembroke, and the surrounding Southern New Hampshire communities.


Our experienced technicians will inspect your water heater, diagnose the issue, and recommend the most cost-effective solution for your home. Whenever possible, we complete repairs during the initial visit to restore your hot water quickly. If replacement parts are needed, we'll order them promptly and get your system back up and running as soon as possible.


If your current unit is aging, inefficient, or frequently requiring repairs, we also offer professional water heater replacement and new installation services. Whether you're interested in a traditional tank water heater or an energy-efficient upgrade, we'll help you find the right solution for your household's hot water needs.


Schedule your water heater service today and enjoy dependable hot water when you need it most.

No Hot Water? Let’s Fix That Today

Our water heater services are designed to restore your hot water quickly while providing dependable, long-lasting solutions. Whether you need a simple repair, routine maintenance, or a complete water heater replacement, our experienced technicians will guide you through every step of the process with honest recommendations and quality workmanship. When you choose Lamarche Heating & Air, you can expect:


  • A friendly consultation to discuss your hot water needs
  • Prompt, professional service at your home
  • A thorough inspection and accurate diagnosis
  • On-the-spot water heater repairs whenever possible
  • Fast ordering and installation of any necessary replacement parts


From traditional tank water heaters to energy-efficient replacement options, we're committed to helping homeowners throughout Southern New Hampshire enjoy reliable hot water every day. Schedule your water heater service today and let our team keep your system running at its best.


White electric shower unit and handheld shower head on a tiled wall.

Questions About waterheater services

Whether you're dealing with a lack of hot water or considering a new water heater, many homeowners have similar questions. We've answered some of the most common ones below.

How do I know if I need water heater repair or a replacement?

If your water heater isn't producing enough hot water, is leaking, making unusual noises, or is more than 10–12 years old, it may be time for a repair or replacement. Our technicians can inspect your system and recommend the most cost-effective solution based on its condition.

Why is my water heater not producing hot water?

A lack of hot water can be caused by a faulty heating element, thermostat issues, sediment buildup, a pilot light problem, or other mechanical failures. Lamarche Heating & Air can quickly diagnose the issue and restore your hot water.

How long does a residential water heater typically last?

Most traditional tank water heaters last between 8 and 12 years, while tankless water heaters can last 15 to 20 years with proper maintenance. Regular inspections and maintenance can help extend the life of your system.

Should I repair my water heater or install a new one?

If your water heater requires frequent repairs, has a leaking tank, or is nearing the end of its lifespan, replacing it with a newer, energy-efficient model may save you money on future repairs and utility bills. We'll help you determine the best option for your home.

Do you install and repair both gas and electric water heaters?

Yes. Lamarche Heating & Air services and installs both gas and electric water heaters for homeowners throughout Southern New Hampshire. Whether you need a fast repair, routine maintenance, or a complete water heater replacement, our experienced technicians are here to help.

Whether you need a water heater repair or are considering a replacement, Lamarche Heating & Air can evaluate your current system and recommend the best solution for your home's hot water needs. Our experienced technicians will help you compare your options based on your household's usage, energy efficiency goals, and budget so you can make a confident decision. Contact us today to schedule your water heater assessment and enjoy reliable hot water year-round.