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The short answer on rv roof vent fan vs wall mount fan: a roof vent fan moves air through the roof opening you already have, while a wall mount fan pushes air through a wall or window opening. We compared a pair of roof vent fans and a pair of wall mount fans on airflow, power, speed control, size and warranty terms. Pick the roof style when the roof opening is the path you have, and pick the wall style for the strongest stated airflow in this group.
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Rv Roof Vent Fan vs Wall Mount Fan: side by side
| RV Roof Vent Fan vs Wall Mount Fan | OUTPRIZE 14 Inch Manual | VEVOR 10 Inch Shutter Fan | VEVOR 12 Inch Shutter Fan | Kohree 14 Inch Roof Vent | Amazon |
|---|---|---|---|---|---|
| Side | RV roof vent fan | Wall mount fan | Wall mount fan | RV roof vent fan | |
| Airflow | 700-1300 CFM | 820 CFM | 1347 CFM | Not stated | |
| Power | 12V, 18W | 120V, 45W | 40W, voltage not stated | 12V | |
| Speed | 3 speeds, reversible | 1650 rpm | 1600 r/min | Not stated | |
| Size | 17.72 x 17.32 x 11.22 in | 12.8 x 12.8 in | 14.96 x 14.96 x 7.09 in | 14.0 x 14.0 x 1.5 in | |
| Warranty | 2 years | Not stated | Not stated | 2 years |
All numbers here are manufacturer claims from the listings, not our measurements (11 November 2026).
Airflow
Airflow is where the listings differ most. The OUTPRIZE roof vent fan states 700-1300 CFM in air-in mode and 700-1300 CFM in air-out mode, so it moves air in both directions. The VEVOR wall mount fans state a single figure each: 1347 CFM for the 12 inch fan and 820 CFM for the 10 inch fan. The Kohree roof vent fan states no airflow figure at all. The 12 inch VEVOR states the highest airflow figure in this group at 1347 CFM.
Power and controls
Both roof vent fans state 12V power. The OUTPRIZE states 18 watts in high-power mode, with 3 speeds and manual control, and it includes 2 extra 5A slow fuses. The Kohree states 12V power and 6 inch blades, but no wattage, speed settings or noise figure. On the wall side, the 10 inch VEVOR states 120V/60Hz and 45 watts, with a 1650 rpm motor, and notes that this basic model does not include a speed control switch or plug. The 12 inch VEVOR states 40 watts and 1600 r/min with variable speed and a prewired power cord, but the listing states no voltage.
Fit and mounting
The roof pair is made for a standard 14 inch roof opening. The OUTPRIZE fits a 14 inch opening and a maximum 14-1/2 inch opening, and it fits roofs 1.9 to 7 inches thick, with garnish trimming for roofs about 1.9 to 6.1 inches thick. The Kohree fits standard 14 x 14 inch roof openings and can run with the lid closed while driving and on rainy days. The wall pair is sized by its housing instead: the 12 inch VEVOR measures 14.96 x 14.96 x 7.09 inches and weighs 7.83 pounds, and the 10 inch VEVOR measures 12.8 x 12.8 inches in the bullets, with a spec table depth of 5.9 inches. The wall fans use shutter louvers that open when powered and close when off.
What the listings leave unclear
Some gaps matter. The OUTPRIZE title states 45dB while its bullets state a maximum of 35dB, so the noise figure is not settled. The Kohree states no airflow, wattage or noise figure. The 12 inch VEVOR states no voltage and no warranty term, and the 10 inch VEVOR states no warranty term either, so 2 of the 4 fans in this group leave warranty unstated. The 10 inch VEVOR also lists a depth figure the bullets omit: the bullets give 12.8 x 12.8 inches with no depth, while the spec table lists 5.9 x 12.8 x 12.8 inches.
Four examples
| # | Product | Solar Score | Buy |
|---|---|---|---|
| 1 |  OUTPRIZE 14 Inch Manual | 9.6/10 | Buy on Amazon |
| 2 |  VEVOR 10 Inch Shutter Fan | 9.6/10 | Buy on Amazon |
| 3 |  VEVOR 12 Inch Shutter Fan | 9.5/10 | Buy on Amazon |
| 4 |  Kohree 14 Inch Roof Vent | 9.4/10 | Buy on Amazon |
OUTPRIZE 14 Inch Manual
A manual 12V RV roof vent fan for a 14 inch opening, with 3 speeds, reversible airflow of 700-1300 CFM and a 2 year warranty.
Pros
- Reversible airflow of 700-1300 CFM in air-in and air-out modes
- 3 speeds with manual control and 2 extra 5A slow fuses
- 18 watts in high-power mode
- 2 year warranty stated
Cons
- Manual control only, with no remote control stated
- Garnish may need trimming on roofs about 1.9 to 6.1 inches thick
- This version has no LED, per the spec table
Detailed Review
The listing states a manual 12V RV roof vent fan for a 14 inch opening, with 3 speeds, reversible airflow of 700-1300 CFM in both modes, 18 watts in high-power mode and 2 extra 5A slow fuses. It fits roofs 1.9 to 7 inches thick, and the spec table gives dimensions of 17.72 x 17.32 x 11.22 inches. The title states 45dB while the bullets state a maximum of 35dB, so the noise figures do not agree.
Who it's for: RV owners with a 14 inch roof opening who want reversible airflow and a stated warranty. Who should skip it: anyone who wants remote control or a settled noise figure.
Its Solar Score of 9.6/10 comes from performance 30/35, build 21/25, value 21/25, safety 3/10 and warranty 2/5: 77 of 100 points, placed on our 9.2 to 9.8 scale.
Key Specifications
| Airflow | 700-1300 CFM, reversible |
|---|---|
| Power | 12V, 18W in high-power mode |
| Opening | 14 in, fits up to 14-1/2 in |
| Size | 17.72 x 17.32 x 11.22 in |
Figures as published on the retailer listing, collected 11 November 2026. Performance figures are manufacturer rated.
Safety and Warranty
What this listing states. Two extra 5A slow fuses stated, so safety scores 3 of 10. 2 Year Warranty stated. It does not say everything a buyer needs, such as who pays return shipping, so warranty scores 2 of 5. See How We Pick.
Fans and pumps. Keep fingers and cords away from moving blades and intakes, run pumps only submerged as the maker directs, and treat airflow and flow rates as the maker's figures.
This is general buying information, not professional advice. Follow each product manual and local rules, and see our Safety Disclaimer.
VEVOR 10 Inch Shutter Fan
A 10 inch wall mount shutter exhaust fan with 820 CFM, a 1650 rpm motor, FCC listing and thermal protection.
Pros
- 820 CFM airflow stated
- FCC Listed, per the title and bullets
- Fully enclosed motor with thermal protection and permanent lubrication
- Galvanized steel frame with aluminum alloy fan and shutter
Cons
- No warranty term is stated
- No speed control switch or plug included
- Runs on 120V, with no 12V option stated
Detailed Review
The listing states a 10 inch wall mount shutter exhaust fan with 820 CFM, a 1650 rpm motor, 120V/60Hz power at 45 watts, FCC listing and a fully enclosed motor with thermal protection and permanent lubrication. The frame is galvanized steel with an aluminum alloy fan and shutter. The bullets give dimensions of 12.8 x 12.8 inches while the spec table lists 5.9 x 12.8 x 12.8 inches. This basic model does not include a speed control switch or plug; a licensed electrician should install it.
Who it's for: owners who want a shutter exhaust fan for a garage, greenhouse, shed or workshop with a stated certification and thermal protection. Who should skip it: anyone who wants a plug and speed control included, or a stated warranty.
Its Solar Score of 9.6/10 comes from performance 29/35, build 21/25, value 20/25, safety 5/10 and warranty 0/5: 75 of 100 points, placed on our 9.2 to 9.8 scale.
Key Specifications
| Airflow | 820 CFM |
|---|---|
| Power | 120V/60Hz, 45W |
| Speed | 1650 rpm |
| Size | 12.8 x 12.8 in |
Figures as published on the retailer listing, collected 11 November 2026. Performance figures are manufacturer rated.
Safety and Warranty
What this listing states. FCC Listed with thermal protection stated, so safety scores 5 of 10. No warranty term, so warranty scores zero. See How We Pick.
Fans and pumps. Keep fingers and cords away from moving blades and intakes, run pumps only submerged as the maker directs, and treat airflow and flow rates as the maker's figures.
This is general buying information, not professional advice. Follow each product manual and local rules, and see our Safety Disclaimer.
VEVOR 12 Inch Shutter Fan
A 12 inch wall mount shutter exhaust fan with 1347 CFM, a 1600 r/min motor, automatic louvers and a prewired power cord.
Pros
- 1347 CFM, the highest airflow stated here
- Variable speed with automatic louvers that close when off
- Steel housing, stated to handle damp conditions and rain better than plastic
- Prewired power cord, no wiring needed, per the listing
Cons
- No warranty term is stated
- No voltage is stated in the listing
- No noise figure is stated, despite the low noise claim in the title
- No safety certification is stated
Detailed Review
The listing states a 12 inch wall mount shutter exhaust fan with 1347 CFM, a 1600 r/min motor at 40 watts, automatic louvers, a steel housing and a prewired power cord. It measures 14.96 x 14.96 x 7.09 inches and weighs 7.83 pounds, and the spec table lists an energy efficiency class of 19 CFM per watt. The listing states no voltage, no warranty term and no noise figure.
Who it's for: owners who want the strongest stated airflow here through a wall opening, with variable speed and shutters that close when off. Who should skip it: anyone who needs a stated voltage or warranty term before buying.
Its Solar Score of 9.5/10 comes from performance 32/35, build 22/25, value 21/25, safety 0/10 and warranty 0/5: 75 of 100 points, placed on our 9.2 to 9.8 scale.
Key Specifications
| Airflow | 1347 CFM |
|---|---|
| Motor | 1600 r/min, 40W |
| Size | 14.96 x 14.96 x 7.09 in |
| Weight | 7.83 lb |
Figures as published on the retailer listing, collected 11 November 2026. Performance figures are manufacturer rated.
Safety and Warranty
What this listing states. No weather rating or protection feature is stated, so safety scores zero. No warranty term, so warranty scores zero. See How We Pick.
Fans and pumps. Keep fingers and cords away from moving blades and intakes, run pumps only submerged as the maker directs, and treat airflow and flow rates as the maker's figures.
This is general buying information, not professional advice. Follow each product manual and local rules, and see our Safety Disclaimer.
Kohree 14 Inch Roof Vent
A 12V RV roof vent fan for a standard 14 x 14 inch opening, with 6 inch blades and a 2 year manufacturer warranty.
Pros
- Fits standard 14 x 14 inch roof openings
- Runs with the lid closed while driving and on rainy days, per the listing
- Screws and instructions included
- 2 year manufacturer warranty stated
Cons
- No airflow figure is stated
- No wattage or noise figure is stated
- No speed settings are stated
- No safety certification is stated
Detailed Review
The listing states a 12V RV roof vent fan for a standard 14 x 14 inch opening, with 6 inch blades, screws and instructions included. It can run with the lid closed while driving and on rainy days, and the spec table gives dimensions of 14.0 x 14.0 x 1.5 inches. The listing states no airflow, wattage, speed settings or noise figure.
Who it's for: RV owners replacing a cracked roof vent who want a plain 12V fan with a 2 year warranty. Who should skip it: anyone who wants a stated airflow figure or speed control.
Its Solar Score of 9.4/10 comes from performance 23/35, build 20/25, value 19/25, safety 0/10 and warranty 2/5: 64 of 100 points, placed on our 9.2 to 9.8 scale.
Key Specifications
| Opening | 14 x 14 in |
|---|---|
| Power | 12V |
| Blades | 6 in |
| Size | 14.0 x 14.0 x 1.5 in |
Figures as published on the retailer listing, collected 11 November 2026. Performance figures are manufacturer rated.
Safety and Warranty
What this listing states. No weather rating or protection feature is stated, so safety scores zero. 2 Year Manufacturer warranty stated. It does not say everything a buyer needs, such as who pays return shipping, so warranty scores 2 of 5. See How We Pick.
Fans and pumps. Keep fingers and cords away from moving blades and intakes, run pumps only submerged as the maker directs, and treat airflow and flow rates as the maker's figures.
This is general buying information, not professional advice. Follow each product manual and local rules, and see our Safety Disclaimer.
As an Amazon Associate I earn from qualifying purchases.
Where the points went
The Solar Score weighs performance, build, value, safety and warranty. For fans, safety means a stated certification or protection feature, such as fuses or thermal protection; the VEVOR 10 inch fan states FCC listing with thermal protection, and the OUTPRIZE states extra fuses, while the other fans state no safety feature. Only 2 of the 4 fans state a warranty term, each for 2 years. How we pick explains the weights.
| Product | Solar Score | Perf. /35 | Build /25 | Value /25 | Safety /10 | Warranty /5 |
|---|---|---|---|---|---|---|
| OUTPRIZE 14 Inch Manual | 9.6 | 30 | 21 | 21 | 3 | 2 |
| VEVOR 10 Inch Shutter Fan | 9.6 | 29 | 21 | 20 | 5 | 0 |
| VEVOR 12 Inch Shutter Fan | 9.5 | 32 | 22 | 21 | 0 | 0 |
| Kohree 14 Inch Roof Vent | 9.4 | 23 | 20 | 19 | 0 | 2 |
Scores start at 9.2 for the lowest totals and top out at 9.8. In between, a kit’s position follows its weighted points one to one in order.
Rv Roof Vent Fan vs Wall Mount Fan: Which One Should You Buy?
Choose the roof style if your RV already has a 14 inch roof opening: the OUTPRIZE adds 3 speeds, reversible airflow and a 2 year warranty, while the Kohree runs with the lid closed in rain. Choose the wall style for a shutter fan and the strongest stated airflow: the 12 inch VEVOR states 1347 CFM with variable speed and a prewired cord, and the 10 inch VEVOR states FCC listing with thermal protection. For more roof vent options, see the best 14 inch RV roof vent with fan and the best 12V RV roof vent fan; for wall options, see the best RV wall mount fan.
| If you need | Look at |
|---|---|
| Lowest stated power draw | OUTPRIZE 14 Inch Manual, 18W |
| Strongest stated airflow | VEVOR 12 Inch Shutter Fan, 1347 CFM |
| A 12V fan | OUTPRIZE 14 Inch Manual or Kohree 14 Inch Roof Vent |
| Stated safety features | VEVOR 10 Inch Shutter Fan, FCC Listed with thermal protection |
| Longest stated warranty | OUTPRIZE 14 Inch Manual or Kohree 14 Inch Roof Vent, 2 years |
Sizing Notes
- Match the fan to the opening: the roof pair fits a standard 14 inch roof opening, and the wall pair measures 14.96 x 14.96 x 7.09 inches for the 12 inch VEVOR and 12.8 x 12.8 inches for the 10 inch VEVOR.
- Match power to the supply: the roof pair states 12V, the 10 inch VEVOR states 120V/60Hz, and the 12 inch VEVOR listing states no voltage.
- Match airflow to the space: 700-1300 CFM for the OUTPRIZE, 1347 CFM for the 12 inch VEVOR and 820 CFM for the 10 inch VEVOR, while the Kohree states no airflow figure.
- Check the warranty line before you buy: the OUTPRIZE and the Kohree each state a 2 year warranty, and neither VEVOR listing states a warranty term.
FAQ: power away from the grid
Which fan here states the highest airflow?
The VEVOR 12 Inch Shutter Fan at 1347 CFM, then the OUTPRIZE at 700-1300 CFM and the VEVOR 10 inch at 820 CFM. The Kohree listing states no airflow figure.
Do the roof vent fans run on 12V?
Yes, both roof vent fans state 12V power. The 10 inch VEVOR states 120V, and the 12 inch VEVOR listing states no voltage.
Which fans here state a warranty?
The OUTPRIZE and the Kohree, each with a 2 year warranty. Neither VEVOR listing states a warranty term.
Can the Kohree fan run with the lid closed?
Yes, per the listing: it runs with the lid closed while driving and on rainy days.
Does the 10 inch VEVOR include a plug?
No. This basic model does not include a speed control switch or plug, and a separate plug must be purchased and wired for use.
Related solar guides
See every Solar Fans and Pumps guide and all Solar Lights, Cameras and Fans guides. Also see the solar exhaust fan vs solar wall fan, the best 12V exhaust fan and the best solar powered exhaust fan.
More picks: best RV roof vent fan with rain sensor, best 12V roof vent fan for van, best 12V fan for camper van.
