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OSB – Oil-Fired Steam Boiler Series 3

Model
Burner Input (GPH)
Net AHRI Ratings: Steam (Sq. Ft.)
Net AHRI Ratings: Steam (MBH)
% DOE Seasonal Efficiency (AFUE) – Steam
Min. Chimney Size:
Rectangular
(x 15′ high)
Shipping Weight
OSB-3
0.95
358
86
85.0
8″ x 8″
600
OSB-4
1.20
450
108
85.0
8″ x 8″
705
OSB-5
1.45
546
131
85.0
8″ x 8″
820
OSB-6
1.75
658
158
85.0
8″ x 8″
920
Model
Burner Input (GPH)
Net AHRI Ratings: Steam (Sq. Ft.)
Net AHRI Ratings: Steam (MBH)
% DOE Seasonal Efficiency (AFUE) – Steam
Min. Chimney Size:
Rectangular
(x 15′ high)
Shipping Weight
OSB-3
0.95
358
86
85.0
8″ x 8″
600
OSB-4
1.20
450
108
85.0
8″ x 8″
705
OSB-5
1.45
546
131
85.0
8″ x 8″
820
OSB-6
1.75
658
158
85.0
8″ x 8″
920