From a few thousand up to six million BTUs, Lochinvar has the precise high-efficiency boiler your project needs. See our broad lineup of commercial and residential boilers.

Whether you’re looking for an enjoyable swim at home or to break records at a competitive swimming facility, Lochinvar leads the industry in efficiency and precision. Let us help you build a custom package system to meet your exact needs.

At Lochinvar we are committed to supporting service providers, installers, field technicians and anyone who wants a deeper understanding of our products with the training and education they need. Online or at our headquarters in Lebanon, Tennessee, Lochinvar University’s curriculum is tailored to help you become an expert on the latest high efficiency technology.

Lochinvar’s engineers have created some of the industry’s biggest breakthroughs. Building the best water heating solutions has been our mission since day one. Today, our Research & Development department, which is the largest in North America, relentlessly pursues innovations that yield higher efficiency and new ways to make your job even easier.

At Lochinvar, when you stand with the shield you are getting support from an experienced team that’s committed to always doing what’s right. Whether you need real-time product information, a specific part to finish the job or support onsite to make sure a unit is performing to our high standards, we are ready to do whatever it takes to help you get the job done.

From the Motor City to Music City, Lochinvar has maintained an unwavering focus on engineering excellence, quality and customer service. As the industry leader we offer the broadest line of products, a state-of-the-art R&D department, an industry-leading training program through LochinvarU, and a responsive team who knows all the ins and outs of our products so we can always do what's right for you. When it comes to heating water, nobody brings it all together like Lochinvar.