Trinity OA
Previously certified
EPA lists Trinity OA under Waterford Stanley Limited as a previously certified non-catalytic wood stove.
The listed emission rate is 4 grams per hour.
EPA does not list an HHV efficiency for this model line.
Source: EPA Certified Wood Heater Database, snapshot 2026-10-23.
EPA rows
| Field | Row 1 |
|---|---|
| Status | Previously certified |
| Type | Wood Stove |
| Subtype | Non-Catalytic Stove |
| Emission | 4 grams per hour |
| HHV efficiency | Not listed |
| Heat output | 11,500–43,800 BTU/hr |
| Firebox | Not listed |
| CO | Not listed |
| Certified fuel | Crib Wood |
| Test method | Not listed |
| 2020 NSPS | No |
Retail names in the model line
These are the names split from EPA's model cell. They are aliases for this line, not separate listings.
- Trinity OA
Other model lines from this manufacturer
- 100B 90 32 RV Previously certified
- 100B 90 32 TV Previously certified
- 100B Design 29, Fionn Previously certified
- 100B, 100B O.S.A. LEPRECHAUN Previously certified
- Ashling Previously certified
- Erin OA Previously certified
- Erin/90 TV Previously certified
- Trinity 35 Previously certified
- Trinity MK II Previously certified
Nearest model lines by EPA figures
Nearest means the smallest absolute difference on that EPA figure, among other Wood Stove model lines that list it. Ties are ordered by model name.
Emission
- 1.3 Series (Osburn 900, Pyropak, Rocket, S244, Solution 1.3, S245 — 4 grams per hour
- 1.6 Series (XVR-II, Solution 1.6, Soho, Destination 1.6, Savannah, Eldorado, FW2600) — 4 grams per hour
- 32-BW-XL-88, Gemini-XLB 1989 — 4 grams per hour
- 7900 Series (7940, 7943, 7948, 7970, 7990) — 4 grams per hour
- American Fireplace Stove 3TDC — 4 grams per hour
HHV efficiency
EPA does not list an HHV efficiency to compare, or no other line lists one.
Heat output
- Woodchief 300 E — 11,600–43,700 BTU/hr
- Rockport NexGen-Hybrid — 12,594–42,722 BTU/hr
- Gemini 1500 (With Blower), Adirondack, Savannah, Eldorado, Jurassien, Celtic, Osburn 1500 — 11,500–43,900 BTU/hr
- Avalon 996 — 9,500–45,600 BTU/hr
- Quadra-Fire 3100F, 3100 I — 11,900–43,200 BTU/hr
Waterford Stanley Limited hub · EPA Certified Wood Heater Database