L & S Plumbing & Heating: Licensed HVAC Services Serving Hermantown, MN 55811

Frequent pilot light failures are a common issue in our Hermantown area, often caused by a dirty thermocouple, a draft, or a faulty gas valve. Our team has over 30 years of experience diagnosing and repairing these problems safely and efficiently. We'll thoroughly inspect your heating system, clean any necessary components, and make the proper repairs or replacements to restore reliable ignition and keep your home warm.

We provide comprehensive plumbing support for bathroom renovations. Our services include the installation of new showers, bathtubs, and toilets, as well as any necessary plumbing repair or replacement behind the walls. We can also install hot water recirculation pumps for instant hot water and assist with gas line work for appliances. We work closely with you to ensure the plumbing for your new bathroom is reliable and meets your design goals.

Yes, we serve both residential and commercial clients across the Hermantown and greater Duluth area. Our services cover the full spectrum, from HVAC installation or replacement of new furnaces, boilers, and AC units to ongoing HVAC system repair and maintenance. For businesses, we also handle custom sheet metal fabrication and ductwork to ensure proper ventilation and system performance.