Your Trusted Plumbing & HVAC Experts in Allenstown, NH

Enjoy greater peace of mind with quality services and solutions from LHR Plumbing and Heating. Call (603) 270-9224 to schedule immediate plumbing or HVAC services in Allenstown, NH.

The Best Plumbing Services in Allenstown, NH

Looking for a reliable plumber who will take the time to listen to your needs and provide you with a solution that meets your goals and budget? LHR Plumbing and Heating is your local Allenstown, NH plumbing company with experts who are committed to helping you achieve the peace of mind you deserve.

We serve the plumbing needs of residential and commercial customers in Allenstown and surrounding areas in southern New Hampshire. Whether you need to fix a pipe leak, repair your gas line, upgrade your bathroom plumbing fixtures, or have your backflow prevention system tested, our experts have all of your plumbing needs covered.

Emergency Plumbing Services

Plumbing problems can develop when you least expect it. Our experts are prepared to help when you need immediate relief. We provide 24-hour emergency plumbing services throughout Allenstown. Don’t hesitate to contact us for help with burst pipes, overflowing toilets, gas leaks, and other urgent plumbing problems.

Water Heater Repair & Replacement

Experiencing hot water problems? Contact our experts for water heater troubleshooting. We will get to the source of the problem and present you with options for repair or replacement. Our experienced team services and installs all water heater makes and models, including tankless and high-efficiency systems.

Clogged Drain & Toilet Clearing

Having trouble with a slow drain or clogged toilet? Typical usage can cause a buildup of soap scum, hair, and other debris. A toilet or drain clog can quickly disrupt your normal routine. Cleaning out your drain will make a substantial difference and help you enjoy greater peace of mind.

Whole-House Repiping

If your home was constructed more than fifty years ago, it might be time to have your plumbing lines inspected for corrosion, leaks, or decay. If we find extensive problems throughout your water supply system, we may recommend whole-house repiping to help you avoid potential water and structural damage.

Work With the Leading Allenstown HVAC Contractors

Not getting any cool or warm air from your HVAC equipment? LHR Plumbing and Heating is here to make sure you stay comfortable no matter the season.

Contact us for help with the following:

Why Choose Us?


LHR Plumbing and Heating is your local Allenstown contractor that understands the unique plumbing and HVAC needs of southern New Hampshire residents. You can count on us to provide you with quality, accurate solutions.


Our plumbing and HVAC experts will always arrive at the scheduled time, ready to help you resolve your problem. When you work with us, you can expect a hassle-free experience and solutions tailored to your needs and budget.


We understand that having someone working in your home or business can be stressful. This is why we make every effort to provide you with honest and transparent service, with upfront pricing and options for repair or replacement.

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