Belknap Plumbing is a highly reputable full-service plumbing company that has been serving residential and commercial clients in Superior, Gordon, Ashland, Duluth Hermantown, Cloquet, and surrounding areas. With a strong focus on new construction, remodeling, and boiler and water heater services, Belknap Plumbing is dedicated to delivering top-notch plumbing solutions. In addition to these core services, the company also specializes in HVAC, septic systems, holding tanks, and backflow protection, ensuring comprehensive assistance to meet all your plumbing needs.

Belknap Plumbing is a trusted and reliable plumbing company that offers a comprehensive range of services to meet all your plumbing needs. With expertise in plumbing, HVAC, septic systems, holding tanks, and backflow protection, they ensure that your residential or commercial property remains in optimal condition. Whether you require assistance with new construction, remodeling, or routine maintenance, Belknap Plumbing is available day and night to provide top-notch service. Trust Belknap Plumbing for all your plumbing requirements in Wisconsin and Minnesota, and experience the highest level of professionalism and customer satisfaction.At Belknap Plumbing & Heating, we take care to provide our customers with high-quality services personalized for their unique needs. Emergency Service 24 hours a day, 7 days a week!


Belknap Plumbing boasts a team of skilled and experienced professionals who excel in all aspects of plumbing. From installing new plumbing systems to repairing and maintaining existing ones, their expertise covers a wide range of services. Whether it’s fixing leaky faucets, unclogging drains, or addressing complex plumbing issues, Belknap Plumbing is committed to delivering prompt and efficient solutions.


Belknap Plumbing understands the importance of a comfortable and well-regulated indoor environment. Their HVAC services include installation, repair, and maintenance of heating, ventilation, and air conditioning systems. Whether you need a new HVAC system installed or your existing one serviced, their team is equipped with the knowledge and skills to ensure optimal performance and energy efficiency.

Septic Systems

Belknap Plumbing offers comprehensive services for septic systems, including installation, repair, and routine maintenance. Our team is well-versed in the latest technologies and regulations governing septic systems, ensuring that your system operates efficiently and complies with all relevant standards. We specialize in holding tank services, providing reliable solutions for both residential and commercial clients.

Backflow Protection

Backflow prevention is critical to maintaining safe and clean water supplies. Belknap Plumbing understands the importance of backflow prevention and offers expert assistance in this area. Their licensed technicians are adept at installing and testing backflow prevention devices, ensuring that your water supply remains uncontaminated and safe for use.