Opel Plus Keystone Wood Fireplace

SKU: Opel Plus Keystone Wood Fireplace Category:


As part of the growing Opel family, the Keystone is the result of fine craftsmanship, inspired by versatility and built on more than 30 years’ of proven performance with high efficiency wood–burning fireplaces.

The Keystone name comes from the interchangeable keystone facing that is offered either as a semi-clean look or as a full faceplate, adding modern sophistication and design choices to any mid-sized space.


Outside Dimensions 36 7/8″ W X 52 1/4″ H X 24″ D
Shipping weight 605 lb
Glass viewing size 22 ½” W x 14 7/8″ H
Firebox Size The observable firebox volume is 3.6  cubic feet

EPA official usable firebox volume per certification testing is 2.3 cubic feet.

Firewood Length EPA tested with 15.75″ logs; can accept up to 18″ logs
Chimney 7″ Excel
Door Finish Black
Outside Air 4″

All RSF models come equipped to accept a 4″ outside air duct, a 5″ can also be used. All models can also be installed to operate using room air.

Mobile Home Approved NO
BTU Output 27,034 BTU/h

Based on EPA certification testing using crib wood and calculations from CSA B415.1-10.

Estimated BTU Potential 70,000 BTU/h

Based on engineering calculations using firebox volume, efficiency, loading density (12lb/cu ft for hardwood), average humidity, reloading interval, type of installation, etc.

Heating Capacity 1,500 to 3,000 ft2

Depends primarily on wood quality, ambient air temperature and building heat loss.

EPA Certification 0.7 g/hr
Optimal Efficiency 80%

Low Heating Value (LHV) CSA B415.1-10 calculations.

EPA Average Efficiency 70%

High Heating Value (HHV) CSA B415.1-10 calculations.

EPA Average CO 0.58 g/min

Carbon Monoxide (CO), using data from EPA crib wood testing

Click here to view the Opel Plus Keystone Wood Fireplace brochure 


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