UNI 15 Wood Boiler 65K BTU Off-Grid Heating Powerhouse
UNI 15 Wood Boiler 65K BTU Off-Grid Heating Powerhouse is backordered and will ship as soon as it is back in stock.
Couldn't load pickup availability
Delivery and Shipping
Delivery and Shipping
We offer fast and reliable shipping across the continental U.S., with free shipping available on most orders (exclusions may apply based on brand and product type). Orders are typically processed within 1–2 business days and transit time is usually 4–7 business days. Larger items may ship via freight and require a scheduled curbside delivery. Please ensure your contact details are accurate at checkout. For questions about delivery timelines, shipping eligibility, or special requests, feel free to contact us directly. See policy
Price Match Guarantee
Price Match Guarantee
Find a lower price? Call +1(855-799-1672) and we'll match it! (Some exclusions may apply. See ourLowest Price Guarantee Policyfor more information)
Returns
Returns
Our return policy covers a 30-day period from the date of purchase. To be eligible, items must be unused, in their original packaging, and accompanied by proof of purchase. Defective products are eligible for free returns, with options for a refund or replacement. Customer remorse returns may incur return shipping fees and restocking fees. Refunds are processed within a specified timeframe, subject to restocking fees if applicable. Late or missing refunds should be addressed with your bank or credit card company first. Exchanges may be accepted for defective or damaged items. Shipping costs for returns are typically the responsibility of the customer, except in cases of damaged products. For further details or inquiries, please contact us via phone, email, or live chat.See policy
✅ Authorized Online Dealer
🚚 Free Shipping + No Sales Tax (exclusions may apply)
💲 We Beat The Lowest Price
📦 Fast 4-7 Day Delivery
🏭 Manufacturer Warranty Included
❓ Questions? Call Our Experts: +1 (855-799-1672)
Description
Description
UNI Modulating Wood Boiler with Gasification Mode
Experience high-efficiency heating with the UNI wood boiler, designed for commercial applications. This advanced unit efficiently burns manual feed biomass, including wood, coal, and woodchips, utilizing an innovative gasification mode and chimney sensor for optimal performance.
Key Specifications:
- Heating Capacity: Up to 2,500 sq. ft.
- Weight: 716 lbs
- Dimensions: 24" W x 25" D x 55" H
- Firebox Size: 25 gallons (U.S.)
- Log Length: Up to 20 inches
- Origin: Made in Europe
Built to commercial-grade standards, the UNI boiler offers reliable, eco-friendly heating without sacrificing efficiency.
UNI Wood Boiler – Advanced Heating Solution
The UNI wood boiler is designed for high-performance, commercial-grade heating with superior durability and efficiency. Built with premium materials and advanced features, it delivers consistent heat while offering customizable controls for optimized operation.
Key Features:
-
Spacious Firebox:
- Large loading chamber with durable cast-iron grates for extended burn times.
-
Smart Controller:
- Advanced control system for fan modulation, heating pump (CH), and hot water pump (DHW).
- Customizable combustion settings based on fuel type and usage conditions.
-
Automated Fan:
- Multiple speed settings for efficient airflow control.
-
Extended Burn Time:
- Provides up to 24 hours of continuous heating.
-
Efficient Heat Exchanger:
- High-performance tubular design ensures optimal heat transfer.
-
Robust Construction:
- Made from 5mm thick ASTM A106 certified boiler steel with a powder-coated casing.
- Non-combustible 2" insulation and thermal protection for safety and efficiency.
-
Superior Efficiency:
- Achieves over 86% efficiency with advanced micro air metering technology in both lower and upper fire chambers.
Built for Reliability
With its high-strength steel frame and multi-layer protective coating, the UNI boiler is engineered for longevity and worry-free operation. Whether you're heating large commercial spaces or industrial facilities, it’s a clean, efficient, and sustainable heating solution.
UNI 15 Wood Boiler Specifications
-
- Heating Area: 2,500 ft²
- Water Volume: 21 gal
- Connection Size: 1 ½ inch
- Chimney Diameter: 6 inch
- Firebox Size: 25 gal
- Maximum Log Length: 20 inch
- Dimensions (W x D x H): 24" x 25" x 55"
- Weight: 716 lb
Each model offers varying capacities to suit different heating needs, from small commercial spaces to large industrial facilities. The boilers are built with durable materials and advanced combustion technologies, ensuring high efficiency and long-term performance.
Payment & Security
Payment methods
Your payment information is processed securely. We do not store credit card details nor have access to your credit card information.






