Empire St. Clair 4300 38" Wood Burning Fireplace - WB43FP
Empire St. Clair 4300 38" Wood Burning Fireplace (WB43FP)
The St. Clair 4300 is a large, high-efficiency 38-inch wood-burning fireplace designed to provide serious heating power and a grand viewing experience. With a 4.3 cu ft firebox, it can handle logs up to 25" and heat spaces up to ~3,000 sq ft. Its clean lines, large glass door, and EPA-certified combustion make it both efficient and stylish for whole-home heating.
- Massive 4.3 cu ft firebox accepts logs up to 25"
- EPA-certified clean burn technology
- Up to 12-hour burn time with seasoned hardwood
- Heats up to ~3,000 sq ft (supplemental)
- Optional blower available for heat circulation
Quick Facts
- Heating Capacity: up to 3,000 sq ft
- Firebox Volume: 4.3 cu ft
- Max Burn Time: ~12 hours
- Max Log Size: 25"
- Efficiency: ~70%
- EPA Certified: Yes
- Warranty: Limited Lifetime
Technical Specifications
| Brand | Empire |
|---|---|
| Model | St. Clair 4300 (WB43FP) |
| Type | Wood Burning Fireplace |
| Heating Capacity | Up to 3,000 sq ft |
| Firebox Volume | 4.3 cu ft |
| Max Burn Time | ~12 hours |
| Max Log Size | 25" |
| Efficiency | ~70% |
| EPA Certified | Yes |
| Viewing Area | 38" wide glass door |
| Blower | Optional accessory |
Documents (PDF): Owner’s & Installation Manual (PDF) · Warranty (PDF)
FAQs
What size logs can this fireplace handle?
The St. Clair 4300 supports logs up to 25 inches long.
How long does a burn last?
Up to 12 hours of burn time with properly seasoned hardwood.
Does it include a blower?
A blower is optional; the fireplace can be used with or without one.
How much space can it heat?
Provides supplemental heating for up to ~3,000 sq ft depending on insulation and layout.
Is it EPA certified?
Yes, it is EPA-certified for efficient, low-emission performance.
What warranty is included?
Empire provides a Limited Lifetime Warranty covering the firebox and key components.
Warranty
Empire St. Clair 4300 (WB43FP) — Limited Lifetime Warranty.
Coverage
| Component | Term | Notes |
|---|---|---|
| Firebox / Combustion Chamber | Lifetime | Covers structural integrity for original owner. |
| Glass / Secondary Parts | Varies | See official warranty PDF for details. |
Exclusions & Conditions
- Applies only to original purchaser with proof of purchase.
- Damage from improper installation, misuse, or overfiring voids coverage.
- Labor, shipping, or incidental costs not included.
Manuals & Installation
- Owner’s & Installation Manual: Download (PDF)
- Warranty: Download (PDF)
Pre-Install Checklist
- Framing sized for 38" fireplace opening
- Chimney system installed per manual and local building codes
- Clearances maintained as specified in the official installation manual
- Floor and hearth protection installed as required
Compliance & Safety
Follow all local codes and manufacturer instructions. Professional installation is strongly recommended. Burn only dry, seasoned hardwood for clean operation and efficiency.