Tjernlund FB3F Fireplace Blower
Best quiet heat distribution upgrade for homeowners with existing fireplaces.
A powerful upgrade for fireplace inserts that significantly improves heat circulation. It replaces weak, stock fans with a robust airflow system, featuring convenient automatic thermal activation and manual speed control for tailored comfort.
$153.00
at
Amazon
Who it's for
- Homeowners looking to lower heating costs by maximizing fireplace output
- Families wanting a warm room without the distraction of loud machinery
- DIYers seeking a reliable replacement part for various fireplace configurations
Who should skip it
- Novice decorators who prefer plug-and-play solutions over technical assembly
- Users with distant power outlets who want to avoid extension cords
- Budget-conscious shoppers looking for the most affordable heating accessory available
Performance breakdown
Airflow Efficiency
330 CFM output effectively pushes heat into larger living spaces.
Automation Precision
Thermal switch engages reliably within the optimal 90F-140F temperature range.
Installation Versatility
Compact, low-profile design fits seamlessly into most standard fireplace inserts.
Control Customization
Manual speed control offers straightforward adjustments for personalized comfort levels.
Build Durability
Professional-grade construction ensures long-term reliability under consistent heat exposure.
Heating Optimization
Significantly reduces heating times by improving convective air circulation.
Key Specs
Airflow
330 CFM
Width
15.25 inches
Height
3.75 inches
Depth
5 inches
Power Source
Electric
Thermal Switch Range
90F - 140F
Mounting Type
Fireplace insert
Includes
Pre-wired thermal switch, speed control
Know before you buy
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