Lochinvar is the leading producer of energy-efficient boilers, water heaters, pool heaters and commercial package systems for a wide variety of residential and commercial needs. We strive to fill our customers needs by providing maximum energy efficiency in all of our products. Currently, our products deliver up to 99% thermal efficiency. That means for every 99 cents out of every fuel dollar that you spend is transfered into the water as usable energy. To learn more about our energy-efficient products, contact K&K Heating and Cooling!