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Commercial facilities rely on steady hot water to keep daily operations running smoothly. When an aging or undersized boiler can’t meet demand, it causes disruptions that impact staff, customers, and productivity. A properly installed commercial boiler helps your building handle peak usage without interruption.
Tennessee Standard Plumbing installs commercial boiler systems for Knoxville businesses that need reliable hot water. Our licensed team evaluates your building’s needs, recommends the right boiler size, and completes the installation to meet safety and performance standards. We serve restaurants, medical offices, retail centers, production facilities, schools, and multi-tenant buildings with varying hot water requirements.
If your current system is struggling or nearing the end of its lifespan, we can help you upgrade to a more dependable boiler. Contact us today!




Commercial boilers have technical and safety requirements that must be handled correctly during installation. These systems manage high heating loads, depend on proper fuel and venting setup, and must run safely for long periods. Incorrect installation can lower performance, increase energy use, or create safety risks.
Professional installation ensures the boiler is properly sized, correctly vented, and calibrated for consistent temperature control. Licensed commercial plumbers understand the circulation, combustion, and control components that support safe and efficient operation, helping Knoxville businesses maintain reliable hot water and manage long-term operating costs.

A commercial boiler nearing the end of its life will often show measurable performance issues. You may need an installation evaluation if your building experiences:








Identifying these issues early allows you to replace the system before unexpected failure disrupts operations.

Commercial buildings benefit from modern boiler designs that enhance performance and streamline operation. Newer systems can achieve higher efficiency ratings, offer more accurate temperature control, and operate with greater durability than older units.
Tennessee Standard Plumbing uses up-to-date installation practices and reliable components to support safe and efficient operation. We ensure ventilation, combustion, and circulation are properly configured so your building receives steady hot water without unnecessary energy usage. Our approach helps businesses improve system reliability while managing maintenance demands and utility expenses effectively.
A professionally installed boiler provides advantages that support your building’s daily operations and long-term budget:
These benefits help your facility maintain dependable service and predictable operating costs.



The plumber who came out to our home, William Gough, was personable, professional, and knowledgeable. He talked us through the repair every step of the way. We will definitely call Tennessee Standard Plumbing for any further needs.
We contacted Tennessee Standard to replace the drain pipes in our home. When they came out to perform the replacement they also checked our main sewer line, which was also in need of replacing. Patrick was able to immediately work up an estimate for the mainline repair and was able to fix…
We had multiple plumbing issues and Patrick Bordine was highly recommended. Not only did Patrick fix our issues, he shared his knowledge and provided multiple options. Since moving to TN and trying multiple plumbers, we have definitely found our “go to” plumber! Tennessee Standard and Patrick Bordine proved to be reliable and knowledgeable.
Had an overall great and professional experience from first call to get scheduled all the way to the end in getting our kitchen draining issue resolved. Will definitely use them again and would refer them to anyone.
Most commercial boiler installations take one to three days, depending on the size of the system, the condition of the existing equipment, and any required upgrades to venting or gas lines. Larger or more complex commercial spaces may require additional time for testing and configuration.
Light commercial boilers with the proper capacity, fuel type, and recovery rate are ideal for high-demand environments. The best option depends on your building’s hot water volume, existing infrastructure, and energy requirements. A licensed commercial plumber can assess these factors and recommend the right system.
Yes. A correctly sized and professionally installed boiler runs more efficiently and avoids the energy waste common with outdated or improperly configured systems. Modern boilers also offer improved combustion control and insulation, which can further lower long-term utility costs.
Routine maintenance is essential for safe, consistent operation. Annual inspections, combustion checks, flushing, and component testing help prevent failures, extend system lifespan, and maintain efficiency. Most manufacturers require regular maintenance to keep warranties valid.
Boiler sizing is based on hot water demand, peak usage periods, fixture count, flow rates, building size, and the type of operations performed. Proper sizing ensures the system can meet daily needs without overspending on energy or stressing the equipment.