Case Studies

Boiler System 101: The Advantages of Full System Integration

Danbury, CT – A boiler system functions as a critical component to the continuous operation of a facility.  It is important to maintain safe, reliable, and efficient operation while minimizing any downtime of the boiler system to prevent disruption of operation and significant loss. A boiler system consists of many sub-systems working in harmony – the boiler, the burner and its controls, boiler […]

How NYC’s Department of Education Gained Control of Its Faulty Boiler Fans

Could an innovative control make outdated equipment work like its modern counterparts? Read the article in Today’s Boiler here. New York City regulates the size and efficiency of draft fans in most large physical plants and municipal properties, but the NYC Department of Education was struggling to meet those guidelines. The department utilized old, outdated boilers that were […]

Emissions Reduction Strategy at Leading University

Made in the U.S.A. to meet aggressive emissions reduction and sustainability goals with ENSYN Renewable Fuel Oil (RFO, made from sustainably sourced wood waste), this prominent New England university chose Preferred’s burner, and combustion controls design solution for this one of three (two in the future) boiler upgrades. Pictured below is a fuel skid for RFO. The Preferred Ranger API-RF burner, mounted […]

60 Years later Preferred Rotary Tech Performs

These twin 1960 Preferred Utilities Rotary cup, forced draft burners, have been meticulously maintained and retrofitted over the years to provide over 60 years of continuous service to this NYC school location. We love partnering with facilities that take such pride in their boiler room, their equipment, and preventative maintenance. After serving as their combustion engineering and technical […]

New England University pursues Sustainability goals with Preferred strategy

To meet aggressive Emissions Reduction and Sustainability goals with Renewable Fuel Oil (RFO), this New England university chose a Preferred burner and combustion controls for it’s (1) of (3) boiler upgrades. One of the pictures below shows a fuel skid for RFO testing. The Ranger API-RF burner installed here has a 3-fuel setup, involving natural gas with 9ppm NOx, Oil with 90ppm […]

Yeshiva University: Making Aging Boiler Infrastructure More Efficient and Easier to Operate

Published in Engineered Systems here. Yeshiva University in New York City was hindered by an obsolete burner system that was expensive to operate and prone to downtime. Administrators recently approved the installation of a breakthrough, energy-saving control system on one of their many industrial combustion (IC) burners. A large reduction in burner fan speed was immediately apparent, which […]

Pressure Atomization Solutions in NYC Schools & beyond

For the last 100 years, Preferred has been dedicated to boiler room solutions. In modern times, that has included advancements in sustainability and efficiency, for a better, cleaner future in energy creation. The addition of pressure atomization to our API-AF burners eliminates the need for air compressors and atomizing air piping, while decreasing footprint, equipment cost, electric cost […]