Enviro M55 Cast Iron Wood Pellet Fireplace Insert - M55CI-2
Enviro M55 Cast Iron Pellet Insert
The Enviro M55 Cast Iron Pellet Insert is a high-capacity, cast-iron pellet fireplace insert designed to deliver strong heat output in large zones. It features multi-fuel compatibility, a large viewing area, and durable construction.
- Cast iron construction for durability.
- Multi-fuel compatible design and includes an air-wash system for cleaner glass.
- Large viewing glass area (~231 sq in) for enhanced flame visibility.
- Hopper capacity of approximately 60 lbs for extended burn times.
- Operates with cast doors open or closed for aesthetic or performance flexibility.
Quick Facts
- Type: Pellet Fireplace Insert
- Model: M55 Cast Iron (often referenced as M55CI)
- Fuel Type: Wood Pellets (multi-fuel capable)
- Max Input / Heat Output: ~55,000 BTU
- Heating Area: Up to ~2,500 ft²
- Glass Viewing Area: ~231 sq in
- Convection Fan: ~200 CFM typical for insert version
Technical Specifications
| Brand | Enviro |
|---|---|
| Model | M55 Cast Iron Insert (M55CI) |
| Type | Pellet Fireplace Insert |
| Fuel Type | Wood Pellets (multi-fuel capable) |
Performance & Visuals
| Max Input / Output | ~55,000 BTU |
|---|---|
| Efficiency | ~78% (varies by region) |
| Glass Viewing Area | ~231 sq in |
| Hopper Capacity | ~60 lbs pellets |
| EPA Emissions | ~1.82 g/hr typical data |
Installation & Build
| Construction | Cast iron body |
|---|---|
| Dimensions (approx.) | 25″ W × 23″ H × 16″ D (insert version) |
| Fan / Air Wash | 200 CFM convection fan; air-wash glass system |
FAQs
Is this insert only for pellet fuel?
Primarily it uses wood pellets, but it’s described as “multi-fuel compatible”, so check with your dealer for approved alternate fuels.
Do I need a special venting system?
Yes — proper venting, clearance, and installation guidelines must be followed. Consult the manual and local building code.
What kind of maintenance is required?
Regular pellet hopper refill, ash removal, glass cleaning with the air-wash feature, and scheduled service of fan/auger system are recommended.
Warranty
The Enviro M55 Cast Iron insert comes with a limited manufacturer’s warranty covering key components. For full terms refer to the manufacturer’s documentation.
Coverage
| Component | See manufacturer documentation |
|---|---|
| Term | Varies by region; contact your dealer |
Conditions
- Original purchaser only
- Proper installation and approved fuel required
- Warranty may be voided by misuse or non-approved fuel/venting
Manuals & Installation
Pre-Installation Checklist
- Confirm your fireplace cavity fits the insert dimensions (~25″ W × 23″ H × 16″ D in this model).
- Ensure proper clearances, approved venting path and hopper access.
- Select a location with power for the fan/auger system as required (pellet insert needs electrical power).
- Install in accordance with local building and fire codes, and manufacturer instructions.
Safety & Compliance
Install only in approved fireplaces or with correct conversion kits; use approved pellet fuel; ensure venting is correct and inspection-ready.