Best Fireplace Blower Fan Under 70 (2026): 5 Replacement Kits Compared
Five fireplace blower fans under 70 dollars compared by airflow CFM, motor speed, sealed ball bearings, thermostat switch and stated warranty for hearth heat.
On this page
Top picks at a glance
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- 1
Best OverallCriditpid GFK-160A9.6/10View on Amazon - 2
Best Complete KitCriditpid BLOT9.6/10View on Amazon - 3
Best for Superior and LennoxHipoilk FBK-2509.5/10View on Amazon - 4
Best Basic ReplacementHiorucet FBK-1009.4/10View on Amazon - 5
AC Infinity AXIAL S1238DView on Amazon - 6
Hongso Speed Variable S31105 Wood Stove Blower Fan 110V ~View on Amazon - 7
Wood Stove Thermostat SwitchView on Amazon - 8
Tomersun Wood Stove Fan Heat Powered Stove Fan HeaterView on Amazon - 9
Wood Stove Fan Heat PoweredView on Amazon
When late fall temperatures drop and the winter burning season gets underway, a fireplace or hearth insert often radiates generous heat straight up the chimney or against the firebox masonry while the living space stays chilly. Installing a dedicated circulation blower pulls cool floor-level air across the exterior heating channels and forces steady warmth out into the room. Finding the best fireplace blower fan under 70 means looking closely at airflow ratings in cubic feet per minute, motor bearing quality, temperature-activated switches and physical fit within your hearth cavity. This guide compares five blower kits under $70 by CFM capacity, rotational speed, motor insulation, control hardware and stated warranty to help you distribute firewood heat more efficiently.
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Quick picks
- Best Overall Criditpid GFK-160A: Dual sealed ball bearing blowers moving 160 CFM, rubber mounting feet and a stated 1-year warranty. Check price on Amazon
- Best Complete Kit Criditpid BLOT: 130 CFM blower with variable speed rheostat, snap disc thermostat and high temperature wiring harness. Check price on Amazon
- Best for Superior and Lennox Hipoilk FBK-250: 130 CFM blower with galvanized bracket, rheostat speed dial and automatic magnetic thermostat sensor. Check price on Amazon
- Best Basic Replacement Hiorucet FBK-100: Single-speed 130 CFM blower with galvanized mounting bracket and noise-dampening foam pads. Check price on Amazon
The picks
GFK-160A Fireplace Blower Fan Kit for Heat N Glo
A dual ball bearing fireplace blower fan kit delivering 160 CFM with Class H motor insulation rated to 392°F, a 38-inch 3-prong power cord and rubber mounting feet.
Pros
- Dual blowers deliver 160 CFM, the highest airflow in this group
- 1-year return and exchange policy stated on the listing
- Dual sealed ball bearing design for longer motor life
- Rubber mounting feet included to dampen vibration and noise
Cons
- Does not include a rheostat speed controller or thermostat
- Consumes 60 watts, higher power draw than single-blower kits
- Dual blower layout requires a wider fireplace bottom cavity
- 38-inch cord may require an outlet close to the fireplace opening
Criditpid BLOT Fireplace Blower Fan Kit
A 130 CFM fireplace blower fan kit with dual ball bearings, a snap disc thermostat rated for 120°F and 90°F, a rheostat variable speed dial and high temperature wiring harness.
Pros
- Includes both a rheostat variable speed dial and a snap disc thermostat
- Thermostat cycles automatically at 120°F turn-on and 90°F shut-off
- High temperature wiring harness and noise reduction padding included
- Class H motor insulation rated to 392°F with dual ball bearings
Cons
- No warranty term is stated
- Spec table contradicts bullets regarding 3 speeds and button control
- Listed 19 dB noise rating in spec table is unverified
- Fits specific Monessen, Majestic, Martin and Vermont Castings models
FBK-250 Fireplace Blower Fan Kit for Superior
A 130 CFM ball bearing fireplace blower kit for Superior and Lennox fireplaces, including a galvanized bracket, rheostat speed dial, magnetic thermostat and 3-prong cord.
Pros
- Includes full range rheostat variable speed controller with on and off switch
- Magnetic automatic thermostat sensor turns blower on and off with heat
- Galvanized steel mounting bracket with noise reduction padding included
- Class H motor insulation rated to 392°F with 100% ball bearing motor
Cons
- No warranty term is stated
- Spec table contradicts bullets by listing a DC brushed motor instead of 115V AC
- Spec table claims button control while kit includes a rotary rheostat knob
- Bracket dimensions of 13.63 by 4.63 by 4.5 inches require adequate clearance
Hiorucet FBK-100 Fireplace Blower Fan Kit
A 130 CFM replacement fireplace blower kit for Lennox, Superior and Astria units, including a 100% ball bearing blower, galvanized bracket, 3-prong cord and foam pads.
Pros
- 130 CFM airflow with 3000 RPM ball bearing motor
- Galvanized mounting bracket and double-stick foam pads included
- Class H motor insulation rated to 392°F (200°C)
- Straightforward single-speed replacement for Lennox and Superior units
Cons
- No warranty term is stated
- Spec table contradicts bullets by claiming rheostat and thermostat are in the box
- Single speed operation with no variable speed dial or automatic switch included
- Higher amperage draw listed at 0.86 amps compared to 0.35 amps on similar kits
Universal Fireplace Blower Fan 100CFM 4" Blade
A universal bare fireplace blower fan delivering 100 CFM at up to 3000 RPM with a 4-inch blade, 4.25-inch center-to-center mounting holes and 2-speed capability.
Pros
- Compact 4.5 by 4.5 by 4.5 inch universal square footprint
- Standard 4.25-inch center-to-center mounting hole pattern
- Low listed power consumption of 5 watts in spec table
- Direct cross reference for Montego, Selkirk and Electrahome models
Cons
- No warranty term is stated
- Bare fan only: power cord, thermostat, and speed switch are not included
- Delivers 100 CFM, the lowest airflow rating among these picks
- Spec table contains erroneous entry listing compatible devices as desktop
More options to compare
AC Infinity AXIAL S1238DCheck price on Amazon
Hongso Speed Variable S31105 Wood Stove Blower Fan 110V ~Check price on Amazon
Wood Stove Thermostat SwitchCheck price on Amazon
Tomersun Wood Stove Fan Heat Powered Stove Fan HeaterCheck price on Amazon
Wood Stove Fan Heat PoweredCheck price on Amazon
Compare the picks
| Model | Woodlot Score | Airflow | Speed control | Thermostat | Bearings | Warranty (stated) |
|---|---|---|---|---|---|---|
| Criditpid GFK-160A | 9.6/10 | 160 CFM | Single speed | Not included | Dual sealed ball | 1 year |
| Criditpid BLOT | 9.6/10 | 130 CFM | Rheostat variable | Snap disc (120°/90°) | Dual ball | Not stated |
| Hipoilk FBK-250 | 9.5/10 | 130 CFM | Rheostat variable | Magnetic sensor | Ball bearing | Not stated |
| Hiorucet FBK-100 | 9.4/10 | 130 CFM | Single speed | Not included | Ball bearing | Not stated |
| Rotom T1-RF100-2 | 9.2/10 | 100 CFM | 2-speed (bare fan) | Not included | Not stated | Not stated |
Specifications are manufacturer rated, collected 14 October 2026. Dimensions and power draw are as listed by the manufacturers. Four listings do not state a warranty term.
How we scored them
Each blower is scored out of 10 on performance, build, value, safety and warranty, using only what the listing publishes. A blower whose listing does not state safety-relevant features or insulation ratings gets zero for safety, and listings without a stated warranty term get zero for warranty. The scoring criteria and weights are on our How We Pick page.
| Product | Woodlot Score | Perf. /35 | Build /25 | Value /25 | Safety /10 | Warranty /5 |
|---|---|---|---|---|---|---|
| Criditpid GFK-160A | 9.6 | 30 | 21 | 22 | 5 | 3 |
| Criditpid BLOT | 9.6 | 29 | 21 | 22 | 5 | 0 |
| Hipoilk FBK-250 | 9.5 | 28 | 20 | 21 | 5 | 0 |
| Hiorucet FBK-100 | 9.4 | 26 | 19 | 20 | 5 | 0 |
| Rotom T1-RF100-2 | 9.2 | 23 | 16 | 18 | 0 | 0 |
Scores run from 9.2 to 9.8: each product’s point total is placed on that range, so more points always means a higher score.
Buying guide: best fireplace blower fan under 70
Airflow and motor speed
Airflow capacity on fireplace circulation blowers is measured in cubic feet per minute (CFM). In this group, airflow ranges from 100 CFM on compact single blowers up to 160 CFM on twin-blower assemblies, with motor rotational speeds running between 2700 and 3000 RPM. Higher CFM moves a greater volume of warmed air into large living rooms, but it also increases electrical draw and potential air turbulence noise. For smaller hearth areas, a 130 CFM blower provides ample circulation across exterior firebox channels.
Thermostats and speed controls
A circulation blower operating at a single fixed speed will circulate cold room air if turned on before the fireplace reaches operating temperature. Kits with an automatic snap-disc or magnetic thermostat solve this by sensing heat on the metal firebox wall, automatically engaging the blower when the fire warms up (such as at 120°F) and shutting it off after the fire dies down (such as at 90°F). A variable-speed rheostat switch lets you dial back motor RPM to reduce sound while relaxing in the room.
Bearing types and thermal insulation
Fireplace blower motors operate inside enclosed lower cavities exposed to ambient heat radiating from the firebox floor. Motors built with sealed ball bearings resist heat degradation far better than sleeve bearings and maintain smoother operation over years of seasonal burning. Look for Class H motor insulation, which is rated to withstand temperatures up to 392°F (200°C), helping prevent winding failure in demanding hearth conditions.
Cavity clearance and fit
Before ordering any replacement blower, measure the available clearance inside your fireplace lower access opening or bottom louver channel. Kits here range in width from 4.5 inches on compact square units up to 13.63 inches on bracketed blower assemblies. Check the discharge flange length against the air slot at the base of your firebox to ensure the exhaust airflow enters the circulation plenum without obstruction.
Warranty coverage and listing details
Budget hearth blower listings frequently omit formal warranty coverage, with four of the five picks here stating no warranty period. When a seller publishes a concrete 1-year return and exchange policy, it provides a clearer safety net for seasonal heating equipment. Always check whether the package includes the grounded power cord, mounting brackets and vibration dampeners needed for installation.
If you heat with a freestanding wood stove rather than an insert, compare options in our stove fan vs blower guide, or see the top-rated standalone models in the best wood stove fan roundup. For wider hearth installations, explore the broader best fireplace blower fan guide and review the complete wood stove safety checklist before the first burn of the year.
Turn a stack's length, height and depth into full and face cords, and estimate how much wood a winter takes.
Install stoves and inserts to the manufacturer's instructions and your local code, usually by a certified installer with a permit and inspection. Keep the listed clearances to combustibles, run working smoke and carbon monoxide detectors, have the chimney inspected and cleaned every year to prevent creosote fires, burn only seasoned wood, and check local burn rules. See EPA Burn Wise, NFPA heating safety, CPSC carbon monoxide guidance and the Chimney Safety Institute of America (CSIA). Read our Safety Disclaimer.
Around the Woodpile
- Vacuum or wipe dust, dog hair and lint off the blower fan blades and intake vents before starting the winter burning season, because dust buildup reduces airflow and can cause motor hum.
- Route the grounded 3-prong power cord away from direct contact with hot metal stove or fireplace surfaces, running it through the fireplace bottom access channel to a grounded wall outlet.
- If your blower kit includes a snap disc or magnetic thermostat, place the sensor on clean, bare metal along the firebox bottom or rear wall where heat activates the motor once the firebox is warm.
- Use rubber mounting feet or double-stick foam pads between the blower bracket and the fireplace sheet metal floor to prevent motor vibration from amplifying through the hearth cavity.
Frequently Asked Questions
How does a fireplace blower fan work?
A fireplace blower fan sits in the lower access cavity beneath the firebox. It draws cool room-temperature air in from floor level, pushes it around the sealed exterior metal walls and heat-exchange channels of the firebox, and discharges warmed air back into the living area through upper louvers.
Will a fireplace blower fan work without electricity?
No. These circulation blower fans are powered by standard 115V or 120V household alternating current and require an electrical outlet or grounded power source. For non-electric heat distribution on freestanding stoves, heat-powered thermoelectric fans generate their own electricity from surface heat.
Does a fireplace blower need a thermostat?
A thermostat is not strictly required to spin the motor, but it is highly practical. Without an automatic thermal switch, you must remember to turn the fan on after the fire is established and turn it off before bed so it does not blow cold air into the room once the embers die down.
Can I install a fireplace blower fan kit myself?
Most blower kits are designed for straightforward homeowner installation if your fireplace already has a factory receptacle in the bottom cavity. The blower slides into the lower opening and secures with magnetic brackets or foam tape. Any new hardwiring or outlet installation should be completed by a licensed electrician.
How do I know if a blower fan kit fits my fireplace?
Check your fireplace manufacturer name and model number against the cross-reference part numbers on the blower listing. Measure the depth, width and height of the lower cavity beneath your firebox, and verify that the blower discharge flange matches the air intake opening on your unit.
Related guides
See the stove accessories hub and wood stoves for more hearth gear. Compare alternatives in our best wood burning stove with blower review and our best wood stove fan guide. For hearth maintenance, explore the best fireplace grate for wood burning, the best fireplace tool set, the best ash vacuum for fireplace, and heavy-duty best fireplace gloves. Protect the hearth with a best fireplace screen and learn how to keep a wood stove burning all night. Keep temperatures in the ideal range with the best wood stove thermometer, clean out cold ashes safely into the best ash bucket with lid, find out do wood stove fans really work, check out a fireplace grate with fan, stock up on the best fire starters for wood stoves, and read our comparison of wood burning stove vs fireplace.
