Canada-wide gas boiler information · On-site service in Greater Vancouver, BC
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Comparison
Verdict in brief
The Utica CuB CHB-130 and Utica CuB CCB-150 are both non-condensing boilers in the Utica Boilers CuB Series (CCB-150 / CHB-100/130) line. The Utica CuB CHB-130 is rated 43.5–130 MBH input, 110 MBH heating capacity and 85% AFUE, and the Utica CuB CCB-150 is rated 50–150 MBH input, 130 MBH heating capacity and 85% AFUE. Utica CuB CCB-150 lists 20 MBH more input than Utica CuB CHB-130 (150 MBH against 130 MBH). Both list the same published AFUE of 85%.
Published manufacturer figures. Input and output are kept separate; blanks mean the manufacturer did not publish that value.
| Specification | Utica CuB CHB-130 | Utica CuB CCB-150 |
|---|---|---|
| Input rate, minimum | 43.5 MBH | 50 MBH |
| Input rate, maximum | 130 MBH | 150 MBH |
| Heating capacity | 110 MBH | 130 MBH |
| Efficiency (AFUE) | 85 % | 85 % |
| Domestic hot water | Heating-only boiler with dedicated DHW connections for an indirect water heater | Stainless steel brazed-plate heat exchanger for potable DHW; 6.3 GPM at a 40 °F rise and 3.6 GPM at a 70 °F rise |
| Venting | Category I or Category III (chimney or horizontal); direct-vent adapter and concentric termination kit listed as options | Category I or Category III (chimney or horizontal); direct-vent adapter and concentric termination kit listed as options |
| Power supply | 120 V / 60 Hz, 12 A minimum circuit | 120 V / 60 Hz, 12 A minimum circuit |
| Net AHRI rating, water | 96 MBH | 110 MBH |
| Heat exchanger | Copper tube with copper fins, stainless steel support plates | Copper tube with copper fins, stainless steel support plates |
| Control | PCB integral controller with LCD digital display and graphical interface | PCB integral controller with LCD digital display and graphical interface |
| Mounting | Wall hung; optional floor mounting stand | Wall hung; optional floor mounting stand |
| Warranty | 10-year limited CH heat exchanger and 2-year limited parts | 10-year limited CH heat exchanger and 2-year limited parts |
Published ratings: the Utica CuB CHB-130 is rated 43.5–130 MBH input, 110 MBH heating capacity and 85% AFUE; the Utica CuB CCB-150 is rated 50–150 MBH input, 130 MBH heating capacity and 85% AFUE. Utica CuB CCB-150 lists 20 MBH more input than Utica CuB CHB-130 (150 MBH against 130 MBH). Both list the same published AFUE of 85%.
The domestic-hot-water arrangement differs: the Utica CuB CHB-130 lists Heating-only boiler with dedicated DHW connections for an indirect water heater, while the Utica CuB CCB-150 lists Stainless steel brazed-plate heat exchanger for potable DHW; 6.3 GPM at a 40 °F rise and 3.6 GPM at a 70 °F rise.
Both records print the same AFUE (85%), venting (Category I or Category III (chimney or horizontal); direct-vent adapter and concentric termination kit listed as options), electrical requirement (120 V / 60 Hz, 12 A minimum circuit) and heat exchanger (Copper tube with copper fins, stainless steel support plates), per the cited sources.
Utica Boilers
The Utica CuB CHB-130 is a heating-only model of the CuB Series: a copper-heat-exchanger, atmospheric gas boiler firing 43.5–130 MBH for 110 MBH heating capacity and a 96 MBH net AHRI water rating at 85% AFUE, with dedicated connections for an indirect water heater.
Utica Boilers
The Utica CuB CCB-150 is the combination model of the CuB Series: a copper-heat-exchanger, atmospheric gas boiler firing 50–150 MBH for 130 MBH heating capacity and a 110 MBH net AHRI water rating at 85% AFUE, with a stainless brazed-plate DHW heat exchanger delivering 6.3 GPM at a 40 °F rise.
The Utica CuB CCB-150 lists 150 MBH, against 130 MBH on the Utica CuB CHB-130, per the cited documentation.
Both list the same AFUE of 85%.
A consultation includes a heat-loss review so the size is right the first time.
On-site service in Greater Vancouver, BC. ROMA lists “Open 7 days” on its site; call to confirm same-day availability.
Sources and verification
Facts checked September 9, 2026. Last updated September 9, 2026. Technical reviewer: not yet assigned.