» Ruth O’Donnell

Preferred Presents at 2021 ASPE

Lee Carnahan and Len Swihart will present at the 2021 ASPE Tech Symposium Two members of Preferred’s industry-leading team of product specialists have been selected to present at the 2021 ASPE (American Society of Plumbing Engineers) Tech Symposium, which will be held in San Diego in September. This conference is focused on the plumbing industry, and it will […]

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 […]

Automatic, Variable Ratio, Firing of a Blend of “Free” and Purchased Fuels

-Peter Lavelle, Danbury CT “Free” fuels are available from many processes: Digester Gas from wastewater treatment plants, Bio-Gas from agricultural and food processing plant waste, Hydrogen from chemical plants, Off-Gases from a Refinery, etc. The Challenge Firing these “free” fuels in a boiler, process heater, or engine-generator significantly reduces operating costs and can significantly reduce greenhouse gas emissions. […]

Third-Party Approval for Vacuum Leak Detection System

Made in the U.S.A., Our Vacuum Leak Detection System is now listed on the National Work Group for Leak Detection Evaluations (NWGLDE) website. The NWGLDE list is “a compilation of storage tank and associated piping leak detection equipment that have undergone Third-Party Evaluations and have been found by the Work Group to meet the evaluation requirements contained in accepted […]