Canada-wide gas boiler information · On-site service in Greater Vancouver, BC
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Comparison
Verdict in brief
Both the Utica UBSSC-050 and the Utica UBSSC-299 belong to the Utica Boilers SSC (UBSSC-050 to UBSSC-299) line of condensing boilers. The Utica UBSSC-050 is rated 10–50 MBH input and 95% AFUE, and the Utica UBSSC-299 is rated 60–299 MBH input and 95% AFUE. Utica UBSSC-299 lists 249 MBH more input than Utica UBSSC-050 (299 MBH against 50 MBH). Both list the same published AFUE of 95%.
Published manufacturer figures. Input and output are kept separate; blanks mean the manufacturer did not publish that value.
| Specification | Utica UBSSC-050 | Utica UBSSC-299 |
|---|---|---|
| Input, minimum | 10 MBH | 60 MBH |
| Input, maximum | 50 MBH | 299 MBH |
| AFUE | 95 % | 95 % |
| Turndown | 5:1 | 5:1 |
| Venting | Direct vent, sealed combustion; PVC, CPVC and polypropylene | Direct vent, sealed combustion; PVC, CPVC and polypropylene |
| Maximum allowable working pressure | 150 psi | 150 psi |
| Heat exchanger | High-grade 316L/444 stainless steel fin coil with flame sight glass | High-grade 316L/444 stainless steel fin coil with flame sight glass |
| Mounting | Wall mounted — bracket included | Wall mounted — bracket included |
| Built-in features | Primary/secondary manifold piping and pump; probe-type LWCO with test feature | Primary/secondary manifold piping and pump; probe-type LWCO with test feature |
Published ratings: the Utica UBSSC-050 is rated 10–50 MBH input and 95% AFUE; the Utica UBSSC-299 is rated 60–299 MBH input and 95% AFUE. Utica UBSSC-299 lists 249 MBH more input than Utica UBSSC-050 (299 MBH against 50 MBH). Both list the same published AFUE of 95%.
Both records print the same AFUE (95%), turndown (5:1), venting (Direct vent, sealed combustion; PVC, CPVC and polypropylene) and maximum allowable working pressure (150 psi), per the cited sources.
Utica Boilers
The Utica UBSSC-050 is a size in the SSC wall-hung condensing boiler line: 95.0% AFUE, 5:1 turndown, the patented 316L/444 stainless steel fin-coil heat exchanger and a built-in primary/secondary manifold with pump, documented with current documents on the official page.
Utica Boilers
The Utica UBSSC-299 is a size in the SSC wall-hung condensing boiler line: 95.0% AFUE, 5:1 turndown, the patented 316L/444 stainless steel fin-coil heat exchanger and a built-in primary/secondary manifold with pump, documented with current documents on the official page.
The Utica UBSSC-299 lists 299 MBH, against 50 MBH on the Utica UBSSC-050, per the cited documentation.
Both list the same AFUE of 95%.
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.