Enerzone Solution 3.5-I Wood Insert



Fuel type : Dry cordwood
Recommended heating area-ft² : () 1,000 – 2,700
Overall firebox volume : 3.5
EPA loading volume-ft³ : 2.84
Maximum burn time : () 10 h
Maximum heat output (dry cordwood) : (2) 110,000 BTU/h (32.2 kW)
Overall heat output rate < : (2) (3) 18,100 BTU/h (5.3 kW) to 49,500 BTU/h (14.5 kW)
Average overall efficiency (EPA cribs/Douglas fir) : (3) N.A. (HHV) (4) N.A. (LHV) (5)
Average overall efficiency (dry cordwood) : (3) 71 % (HHV) (4) 76 % (LHV) (5)
Optimum efficiency : (6) (7) 77 %
Average particulate emissions rate : (8) 1.32 g/h
Average CO : (9) 92 g/h

(1) Values are as measured per test method, except for the recommended heating area, firebox volume, maximum burn time and maximum heat output.

(2) The maximum heat output (dry cordwood) is based on a loading density varying between 15 lb/ft³ and 20 lb/ft³. Other performances are based on a fuel load prescribed by the standard. The specified loading density varies between 7 lb/ft³ and 12 lb/ft³. The moisture content is between 19% and 25%.

(3) As measured per CSA B415.1-10 stack loss method.

(4) Higher Heating Value of the fuel.

(5) Lower Heating Value of the fuel.

(6) Performances based on a fuel load prescribed by the standard at 7 lb/ft³ and with a moisture content between 19% and 25%.

(7) Optimum overall efficiency at a specific burn rate (LHV).

(8) This appliance is officially tested and certified by an independent agency.

(9) Carbon monoxyde.


Combustion technology Non-catalytic
High-efficiency certified appliance Yes, EPA 2020 approved
Maximum log length 22″
Log positioning Loading over width and over depth
Chimney diameter 6″
Flue outlet diameter 6″
Type of chimney Liner – ULC-S635, CAN/ULC-S640, UL1777
Minimum chimney height (feet) 15′
Baffle type C-Cast
Approved for a mobile home installation No
Door type Single, glass with cast iron frame
Glass type Ceramic glass
Glass surface – dimensions (Width X Height) 18 3/4″ X 12 1/2″
Glass air-wash system Yes
Overall dimension (Height) 24 7/8″
Overall dimension (Width) 30 3/8″
Overall dimension (Depth) 29 1/2″
Door opening – dimension (Height) 10 5/8″
Door opening – dimension (Width) 19″
Firebox – dimension (Height) 12 7/8″
Firebox – dimension (Width) 22 7/8″
Firebox – dimension (Depth) 20 1/8″
Firebox lined with refractory bricks for better heat distribution Yes
Stainless-steel secondary-air system improving gas combustion Yes
Steel thickness – body 3/16″
Steel thickness – top 3/8″
Fireplace opening – minimum (Height) 26 1/4″
Fireplace opening – minimum (Width) 31″
Fireplace opening – minimum (Depth) 18 3/8″
USA standard (emissions) EPA
Canadian Standard (emissions) CSA B415.1-10
USA standard (safety) UL 1482, UL 737
Canadian standard (safety) ULC S628
Tested and listed as per applicable standards By an accredited laboratory (CAN/USA)
Warranty Limited lifetime

Out of stock

Categories: ,


When the winter season sets in, it also brings “cocooning” rituals. Designed to replace your old ineffective masonry fireplace, the Solution 3.5 is your best choice for creating the perfect ambiance. Comfort, performance, pleasure, economy and saving are at the core of your heating experience with this wood insert designed for large spaces, in addition to being very respectful of the environment.

Thanks to its new ultra-efficient and clean secondary combustion system, this non-catalytic appliance offers a dazzling spectacle as the flames roll between the logs, through the large glass surface.

Complete your installation with the faceplate and trims of your choice. A firescreen is also available for those who wish to fully experience the crackle of a good wood fire.


To view the user manual for this product, click the link below.