Hydronic Solutions - Brochure

The FLX is a fi ve-pass, bent-watertube design that delivers 99.5% dry steam to your system and features a fuel-to-steam effi ciency rating of up to 81%. Add an economizer and increase effi ciency by 3% on average. The FLX provides modulating turndown throughout the entire fi ring range, which allows the boiler to respond quickly and track rapid load swings to prevent energy losses from excess boiler cycling.