Ventis HEI90 28" Wood Fireplace Insert — Compact, High-Efficiency Heating
Eligible for tax credits.
The Ventis HEI90 is expertly engineered for efficient, environmentally conscious heating in smaller spaces and compact masonry hearths. Its tapered design—narrowed at the top and sides—ensures easy installation in tight or custom-built openings without compromising performance. Finished in sleek black with a durable cast-iron door.
Included
Ventis HEI90 Wood Fireplace Insert
Cast Iron Door
90 CFM Blower (right/left power cord orientation)
Sold Separately (Required for Operation):
26" x 42" Regular Faceplate (mandatory)
Firescreen Door
Hook-Up Liner System & Offset Liner Adaptor
5" Ø Fresh Air Intake Kit & Register with Airtight Damper
4' Insulated Flex Pipe for Fresh Air Intake
Key Features:
Compact wood insert for small spaces
Tapered shape simplifies installation in tight masonry hearths
EPA certified with ultra-low particulate emissions (1.5 g/h)
Non-catalytic combustion delivers clean, efficient heat
High-performance system with 75% efficiency (HHV)
Solid construction for durability and long-term reliability
C-Cast heat shield at firestop for extra protection
Authorized for installation in Montreal
Classic cast iron door for a refined look
90 CFM blower with flexible cord placement
Technical Specifications:
Performance:
Fuel: Dry cordwood
Heating Area: 250–1,200 ft²
Firebox Volume: 1.1 ft³
EPA Loading Volume: 1.03 ft³
Maximum Burn Time: 7 hours
Heat Output: 8,471–45,000 BTU/h (2.48–13.2 kW)
Efficiency: 75% HHV / 80% LHV / 82% optimum
Heat Transfer Efficiency: 78% optimum
Particulate Emissions: 1.5 g/h
Carbon Monoxide Emissions: 34 g/h
General Features:
Model: HEI90
Ignition: Manual
Mobile Home Approved: No
Blower: 90 CFM
Certification: CAN/USA-accredited laboratory
Combustion: Non-catalytic with stainless steel secondary air system
Flue Diameter: 6" (Recommended Chimney: 6")
Compatible Chimneys: ULC-S635, CAN/ULC-S640, UL 1777
Minimum Chimney Height: 12"
Door: Single glass with cast iron frame (Ceramic Glass: 17 7/8" × 8")
Steel Thickness: 3/16" body & top
Maximum Log Length: 17" (16" recommended)
Firebox: Lined with refractory bricks
Baffle: C-Cast or equivalent
High-Efficiency Certified: EPA 2020
Emissions Standards: CSA B415.1-10 (Canada), EPA (USA)
Safety Standards: ULC S628 (Canada), UL 1482 & UL 737 (USA)
Shipping Weight: 287 lb (130 kg)
Dimensions:
Overall: 28" W × 20" H × 20" D
Firebox: 17" W × 9" H × 12" D
Minimum Fireplace Opening: 25" W × 19" H × 15" D
Door Opening: 18" W × 8" H
Warranty:
Combustion Chamber, Castings, Convector Air-mate: Lifetime (4 yrs labor)
Ceramic Glass: Lifetime (thermal breakage)
Stainless Steel Firebox Components, Baffle, Secondary Air Tubes: 5 yrs (3 yrs labor)
Surrounds, Heat Shields, Ash Drawer, Trim: 5 yrs
Carbon Steel Firebox Components: 3 yrs (2 yrs labor)
Blowers, Heat Sensors, Electronics: 2 yrs (1 yr labor)
Paint, Gaskets, Refractory Bricks, Ceramic Fiber: 1 yr
30% Federal Tax Credit:
Qualifies for the 30% tax credit on high-efficiency wood stoves and biomass heating systems installed between Jan 1, 2023 – Dec 31, 2032. Credit capped at $2,000/year and applies to full purchase and installation costs.


Document & Files: