K-181 Series: Aspen LE-1, Tamarack LE-1, Aberdeen LE-1, and Alpine LE-1
Currently certified
EPA lists K-181 Series: Aspen LE-1, Tamarack LE-1, Aberdeen LE-1, and Alpine LE-1 under Kuma Stove And Iron Works as a currently certified catalytic wood stove.
The listed emission rate is 1.1 grams per hour.
The listed HHV efficiency is 78 percent.
Source: EPA Certified Wood Heater Database, snapshot 2026-10-23.
EPA rows
| Field | Row 1 |
|---|---|
| Status | Currently certified |
| Type | Wood Stove |
| Subtype | Catalytic Stove |
| Emission | 1.1 grams per hour |
| HHV efficiency | 78 percent |
| Heat output | 12,764–29,153 BTU/hr |
| Firebox | 1.821 cu ft |
| CO | 0.45 g/min |
| Certified fuel | Crib Wood |
| Test method | Not listed |
| 2020 NSPS | Yes |
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.
- K-181 Series
- Aspen LE-1
- Tamarack LE-1
- Aberdeen LE-1
- and Alpine LE-1
Other model lines from this manufacturer
- K-251 Series: Ashwood LE-1, Wood Classic LE-1, Cambridge LE-1, Cascade LE-1 Currently certified
- Ashwood Previously certified
- Aspen Previously certified
- K-100, K-300, K-400 Previously certified
- K-180 Series Aspen LE, Tamarack LE, Aberdeen LE, Alpine LE Previously certified
- K-250 Series Ashwood LE, Wood Classic LE, Cambridge LE, Cascade LE Previously certified
- K100/300/400 SEQUOIA Previously certified
- KTAM Previously certified
- Scott HT-1 (Tamarack) Previously certified
- Wood Classic HT-2 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
- 2.5 Series, Solution 2.5 ZC II, Stratford II, FP10 Lafayette II, FP12 Mundo II, Monaco II, HE250R, Destination 2.7, Matrix 2700, WFP-75 8411, FP10 Lafayette IIS, HE275, HE275CF — 1.1 grams per hour
- 205 Fireview Catalytic — 1.1 grams per hour
- 2400 — 1.1 grams per hour
- 44 Elite NexGen-Hybrid — 1.1 grams per hour
- 7110 B — 1.1 grams per hour
HHV efficiency
- 205 Fireview Catalytic — 78 percent
- 209a Progress Hybrid — 78 percent
- Alterra Pro I3000 Series (I300R, I300A) — 78 percent
- F 500 V3 — 78 percent
- F1500, I1500 — 78 percent
Heat output
- 905 — 11,600–30,300 BTU/hr
- Cove 2 SR — 9,300–32,600 BTU/hr
- 20.2 Series: Ashford 20.2 (AF20.2), Chinook 20.2 (CK20.2), Sirocco 20.2 (SC20.2) — 10,786–31,092 BTU/hr
- Heat & Glo Pioneer-II-ARC, Heat & Glo Pioneer-II-REC, Heat & Glo Northstar-D, Heatilator C40-D, Majestic, WarmMajic-D, Heatilator Pioneer-II-ARC, Majestic Pioneer-II-ARC, Heatilator Pioneer-II-REC, Majestic Pioneer-II-REC — 20,498–21,357 BTU/hr
- 2.5 ZC Series (2008) (Monaco, Stratford, Solution 2.5ZC, FP-10, Lafayette, WFP75, HE250, FP-12 Mundo) — 11,500–30,500 BTU/hr
Kuma Stove And Iron Works hub · EPA Certified Wood Heater Database