Efficiency Curve

85%
86%
87%
88%
89%
90%
91%
92%
93%
94%
95%
96%
97%
98%
99%
100%
70 80 90 100 110 120 130 140 150 160 170
Efficiency (%)
Return Water Temperature (°F) @ 30
o
F Boiler Temperature Rise
MagnaTech FT Series Efficiency
5% Firing Rate
25% Firing Rate
50% Firing Rate
100% Firing Rate
Printed in U.S.A. 20-10 Document 1496-BW
©2020, Bradford White Corporation, USA. All rights reserved.