- Helps cool attics up to 2200 sq. ft. in size
- Compact size with hemmed dome for a sleek look
- High-efficiency motor with adjustable thermostat
- See More Details
Frequently Bought Together
Product Overview
Nothing protects quite like a roof.
Nothing protects quite like a roof. That's why millions of Americans live, work, and play under quality products from North America's largest roofing manufacturer - GAF.
How much Ventilation do I need?
Include 1 sq. ft. of attic ventilation, evenly split between intake and exhaust, for every 300 sq. ft. of attic floor space.
What type of Ventilation do I need?
Review the ventilation options below to determine the best fit for your home application.
High efficiency Electric, Solar or Hybrid
Quickly removes large volumes of heat and moisture from your attic.
No electricity required
Allows excess heat and moisture to escape your attic without the need for electric hook-up.
Wind-powered, smooth, and quiet operation
Utilizes the wind to pull heat and moisture from attic; acts as a static exhaust vent when wind is still.
The most overlooked and critical part of attic ventilation
Allows cooler, fresh air to enter the attic at/near the soffits driving heat and moisture out higher exhaust vents.
5 Warning Signs
Here are some poor attic ventilation warning signs that you may recognize:
1. Increased energy costs
Excess attic heat can cause your cooling system to work harder, raising your energy costs.
2. Curling/cracking shingles
Inadequate ventilation can cause your roof shingles to curl and crack.
3. Roof decking moisture
Excess attic moisture can drip into attic insulation reducing effectiveness, even damaging ceilings below.
4. Attic mold/mildew
Excessive moisture can cause dangerous mold and mildew causing additional concerns.
5. Winter ice dams
Ice dams can cause expensive leaks and damage in attics, as well as living spaces.
- Helps reduce energy costs and helps prolong the life of the roof and shingles
- Excellent for roof slopes 3:12-12:12
- Large pre-punched flashing for easier installation and less chance of leaks
- Blows hot air outside and cools the attic
- Galvanized steel construction for durability
- Heavy duty metal screen deters animals, birds, and insects
- Miami-dade county approved and Texas department of insurance listed
Info & Guides
Product Overview
- Helps cool attics up to 2200 sq. ft. in size
- Compact size with hemmed dome for a sleek look
- High-efficiency motor with adjustable thermostat
Compare Similar Power Roof Vents
|  | |  | |
| Brand | Master Flow | Master Flow | Master Flow | Master Flow |
| Name | 1000 CFM Mill Power Roof Mount Attic Fan | 1250 CFM Weathered Wood Power Roof Mount Attic Fan | 1250 CFM Power Roof Mount Vent in Brown | 1500 CFM Shingle Match Weathered Wood Power Roof Mount Attic Fan |
| Price | $7800 | $9300 | $9630 | $12400 |
| Ratings | (126) | (116) | (6) | (208) |
| Power Type | Electric Powered | Electric Powered | Electric Powered | Electric Powered |
| Features | Built-in Screen,Thermostat Controlled | Adjustable Thermostat,Built-in Screen,Thermostat Controlled | Adjustable Thermostat,Built-in Screen | Adjustable Thermostat,Built-in Screen,Paintable |
| Rough Opening Width (In.) | 15 | 15 | 15 | 15 |
| Intake/Exhaust | Exhaust | Exhaust | Exhaust | Exhaust |
| Mounting Position | Roof Mount | Roof Mount | Roof Mount | Roof Mount |
| Wattage (watts) | 160 | 160 | 108 | 127 |
| Ventilation Type | Roof | Roof | Roof | Roof |
| Material | Galvanized Steel | Galvanized Steel | Galvanized Steel | Galvanized Steel |
| View Product | View Product | View Product | View Product |
Compare Similar Power Roof Vents
| | | | |
| Brand | Master Flow | Master Flow | Master Flow | Master Flow |
| Name | 1000 CFM Mill Power Roof Mount Attic Fan | 1250 CFM Weathered Wood Power Roof Mount Attic Fan | 1250 CFM Power Roof Mount Vent in Brown | 1500 CFM Shingle Match Weathered Wood Power Roof Mount Attic Fan |
| Price | $7800 | $9300 | $9630 | $12400 |
| Ratings | (126) | (116) | (6) | (208) |
| Power Type | ||||
| Features | ||||
| Rough Opening Width (In.) | ||||
| Intake/Exhaust | ||||
| Mounting Position | ||||
| Wattage (watts) | ||||
| Ventilation Type | ||||
| Material | ||||
| View Product | View Product | View Product | View Product |
Key Features
Nothing protects quite like a roof.
Nothing protects quite like a roof. That's why millions of Americans live, work, and play under quality products from North America's largest roofing manufacturer - GAF.
How much Ventilation do I need?
Include 1 sq. ft. of attic ventilation, evenly split between intake and exhaust, for every 300 sq. ft. of attic floor space.
What type of Ventilation do I need?
Review the ventilation options below to determine the best fit for your home application.
High efficiency Electric, Solar or Hybrid
Quickly removes large volumes of heat and moisture from your attic.
No electricity required
Allows excess heat and moisture to escape your attic without the need for electric hook-up.
Wind-powered, smooth, and quiet operation
Utilizes the wind to pull heat and moisture from attic; acts as a static exhaust vent when wind is still.
The most overlooked and critical part of attic ventilation
Allows cooler, fresh air to enter the attic at/near the soffits driving heat and moisture out higher exhaust vents.
5 Warning Signs
Here are some poor attic ventilation warning signs that you may recognize:
1. Increased energy costs
Excess attic heat can cause your cooling system to work harder, raising your energy costs.
2. Curling/cracking shingles
Inadequate ventilation can cause your roof shingles to curl and crack.
3. Roof decking moisture
Excess attic moisture can drip into attic insulation reducing effectiveness, even damaging ceilings below.
4. Attic mold/mildew
Excessive moisture can cause dangerous mold and mildew causing additional concerns.
5. Winter ice dams
Ice dams can cause expensive leaks and damage in attics, as well as living spaces.
Specifications
Dimensions
Details
Warranty / Certifications
Questions & Answers
I am looking for a fan to ventilate a rabbit barn. Since this has a thermostat, will it run in th...
Asked by Owen March 10, 2020Master Flow Attic Fans should be used as designed, for attic ventilation only. I think you might need to look for an Exhaust fan that can be run through a timer or set on a schedule. If you have any other inquiries about our Master Flow products please call Technical Services at 800-211-9612.
can this be Gable Mounted?
Asked by mary February 3, 2020No, you would need a Gable mount Attic Fan (EGV5) for gable installation. If you have any other inquiries about our Master Flow products please call Technical Services at 800-211-9612.
I need to replace dome covers only. What is the diameter size of the dome and how many mounting h...
Asked by Tom March 24, 201926 inches diam and 4 mounting holes on the outside of dome
On HD supplied roof mounted power vents are the thermostats line powered are low voltage Powered?
Asked by Slick March 22, 2019Line powered, If you have any other inquiries about our Master Flow products please call Technical Services at 800-211-9612.
can this be mounted vertically?
Asked by coolhand October 24, 2018No, for roof slopes 3:12-12:12. If you have any other inquiries about our Master Flow products please call Technical Services at 800-211-9612.
Can you add a power cord and plug unit into outlet?
Asked by Champhf July 25, 2018This is not recommended this would put the the vent out of warranty . Should you have any further questions, please contact Master Flow Technical Support at 1-800-211-9612.
how does the fan turn on/off.
Asked by kahanabob June 25, 2018When the temperature in the attic falls 8-10 degrees below the set point on the thermostat the fan will shut off. If you have any other inquiries about our Master Flow products please call Technical Services at 800-211-9612.
this fan have the same dimensions as PR1/MD 105?
Asked by m1 June 21, 2018The motor and blade have the same dimensions, The hood/dome is larger on the PR2. If you have any other inquiries about our Master Flow products please call Technical Services at 800-211-9612.
what's the warranty on this product?
Asked by hj June 13, 2018Manufacturer Warranty- 5-year Limited Parts Warranty 2-year Limited Labor Warranty..If you have any other inquiries about our Master Flow products please call Technical Services at 800-211-9612.
does it have a humidistat
Asked by guido May 21, 2018Yes, already wired to the unit
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