Harvia Legend 300 DUO for Home Spa Premium Sauna Heater
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- Full Warranty
- Secure Checkout
- Authorized Dealer
The Harvia Legend 300 DUO is a premium Finnish wood-burning sauna heater that doubles as a dual-purpose fireplace. Designed for outside firewood loading, it keeps your sauna clean while providing cozy fireplace ambiance in an adjacent room. With its enormous 572 lb stone capacity, this heater ensures long-lasting heat and soft, enveloping steam—even after the fire subsides. Ideal for sauna volumes from 529 to 1,059 cu. ft (~15–30 m³), the Legend 300 DUO combines performance, durability, and visual appeal.
Key Features
- 23.5 kW Power Output: Heats large sauna rooms from 529–1,059 cu. ft (~15–30 m³)
- Dual-Room Functionality: Acts as both sauna heater and fireplace—perfect for changing rooms or outside fire loading
- Massive Stone Bed: Holds up to 572 lbs (260 kg) of sauna stones for steady, balanced steam
- Efficient Combustion: Grate structure optimizes airflow for cleaner, more efficient burning
- Heavy-Duty Build: Black steel frame, 6 mm fire chamber, cast-iron door, and adjustable legs
- Flexible Installation: Rear or top flue connection for versatile setups
Specifications
| Model | Legend 300 DUO (WK300LDLUX / WK300LDLUXT) |
| Power Output | 23.5 kW wood-burning |
| Recommended Room Volume | 529–1,059 cu. ft (~15–30 m³) |
| Stone Capacity | 572 lbs (260 kg) ≈ 13 boxes of 44 lb stones |
| Firewood Max Length | 18.5″ (47 cm) |
| Dimensions (W × D × H) | 23.6″ × 30.7″ × 40.9″ (600 × 780 × 1,040 mm) |
| Weight | 214 lbs (heater); ~830 lbs with stones |
| Construction | Black steel frame, cast-iron door, adjustable legs |
| Flue Options | Rear or top connection (115 mm) |
| Certifications | CE-certified, EAC listed |
| Warranty | 2-Year Limited (consumer use) |
Why Choose the Harvia Legend 300 DUO?
This model offers the best of both worlds—a powerful sauna heater with a through-wall firebox that doubles as a fireplace. The massive stone bed guarantees luxurious steam and heat retention, while the cast-iron door creates warm ambiance in the adjoining space. Built tough with a clean-burning design, the Legend 300 DUO is perfect for homeowners seeking a premium, versatile sauna stove.
Perfect For
- Large sauna rooms (529–1,059 cu. ft)
- Installations needing through-wall or external fire loading
- Cabins, luxury home saunas, and wellness retreats
- Users who want both a sauna heater and fireplace experience
Why Buy From MyLuxuryHomeSpa.com?
- Authorized Harvia dealer – full manufacturer warranty
- Free freight shipping with coordinated delivery
- Price-match guarantee for the best value
- Expert support on installation, stone requirements, and flue planning
Order your Harvia Legend 300 DUO today and enjoy the ultimate combination of sauna performance and fireplace ambiance in one elegant unit.
Why Buy From Us
FAQs
Shipping & Delivery
Free curbside shipping on all orders. White-glove delivery/setup available at checkout in most areas. We’ll confirm your preferred date after purchase.
Warranty
Full manufacturer warranty, registered at purchase. Need help with a claim? Our U.S. support team handles it directly with the brand.
Returns
New, uninstalled items can be returned within the brand’s policy window. We’ll help coordinate pickup and any restocking requirements.
Installation & Power
Most saunas/hot tubs require dedicated circuits. We provide spec sheets and can recommend licensed installers in your area.
