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ENDURA+ is a pure optimized revolution in firetube condensing boilers, fitting an ultra-compact footprint while surpassing the reliability of existing designs. The heat exchanger captures up to 105% of the energy in combustion gases while water is intelligently directed through engineered flow paths, enhancing both heat transfer and durability.
Model |
EDR+2500 | EDR+3000 | EDR+4000 | EDR+5000 | EDR+6000 | EDR+8000 | EDR+10000 | EDR+12000 | |||||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| SPECIFICATIONS | |||||||||||||||||||
| Input Capacity(MBH) | 2500 | 3000 | 4000 | 5000 | 6000 | 8000 | 10000 | 12000 | |||||||||||
| Water Content(GAL) | 80 | 80 | 180 | 180 | 180 | 360 | 360 | 360 | |||||||||||
| Pressure Drop at 20℉ ?T(PSI) | 3.2 | 5.0 | 2.8 | 4.1 | 6.0 | 2.8 | 4.1 | 6.0 | |||||||||||
| Operating Weight(LBS) | 3267 | 3267 | 6545 | 6588 | 6593 | 14502 | 14502 | 14502 | |||||||||||
| AHRI Thermal Efficiency(%) | 96.8 | 96.3 | 94.6 | 94.5 | 95.9 | 94.6 | 94.5 | 95.9 | |||||||||||
| Turndown Ratio | 12.5:1 | 15:1 | 10:1 | 12.5:1 | 15:1 | 20:1 | 25:1 | 301 | |||||||||||
| DIMENSIONS | |||||||||||||||||||
| (A)Height(IN) | 80 | 80 | 79 | 79 | 79 | 79 | 79 | 79 | |||||||||||
| (B)Width(IN) | 30 | 30 | 34 | 34 | 34 | 66 | 66 | 66 | |||||||||||
| (C)Depth(IN) | 73 | 73 | 117 | 117 | 117 | 127 | 127 | 127 | |||||||||||
| (G)Top(IN) | 18 | 18 | 18 | 18 | 18 | 18 | 18 | 18 | |||||||||||
| (H)Rear(IN) | 24 | 24 | 36 | 36 | 36 | 36 | 36 | 36 | |||||||||||
| CLEARANCES | |||||||||||||||||||
| (D)Sides(IN) | 24 | 24 | 24 | 24 | 24 | 24 | 24 | 24 | |||||||||||
| (E)Between Pair(IN) | 1 | 1 | 1 | 1 | 1 | 24 | 24 | 24 | |||||||||||
| (F)Front(IN) | 36 | 36 | 36 | 36 | 36 | 36 | 36 | 36 | |||||||||||
