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2 .8
Efficiency Curves
100%
98%
96%
94%
92%
90%
88%
86%
70
80
Fig. 6
Thermal Efficiency Curves SSB85*
* Thermal Efficiency curve is for reference only as this is a residential boiler
100%
98%
96%
94%
92%
90%
88%
86%
70
80
Fig. 7
Thermal Efficiency Curves SSB120*
* Thermal Efficiency curve is for reference only as this is a residential boiler
SSB
90
100
110
Return Water Temperature (°F) @ 36 Degree Rise
90
100
110
Return Water Temperature (°F) @ 36 Degree Rise
120
130
140
120
130
140
Product description | 11
20% input
30% input
100% input
150
160
170
20% input
30% input
100% input
150
160
170
6720818456 (2018/06) US
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