SKU: 11786315714

GAF Master Flow ERV5 Roof-Mounted Power Attic Vent, Mill Finish — 1,250 CFM, 600 Sq. In. NFVA

Sale price$123.85 Regular price$137.61
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Ships within 48 hours · Estimated delivery Aug 10 - Aug 15

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Description

GAF Master Flow ERV5 Roof-Mounted Power Attic Vent, Mill Finish — 1,250 CFM, 600 Sq. In. NFVAMaster Flow ERV5 Roof Power Attic Vent (1,250 CFM) A roof mounted, thermostat controlled power attic vent designed to expel heat and moisture efficiently. The ERV5 delivers 1,250 CFM with a 600 sq. in. net free vent area, helping protect your home and improve attic ventilation. Key Features: High Airflow Performance: 1,250 CFM helps quickly remove heat and moisture from the attic Thermostat Controlled Operation: Automatically turns the vent on off

Master Flow ERV5 Roof Power Attic Vent (1,250 CFM)

A roof-mounted, thermostat-controlled power attic vent designed to expel heat and moisture efficiently. The ERV5 delivers 1,250 CFM with a 600 sq. in. net free vent area, helping protect your home and improve attic ventilation.


Key Features:

  • High Airflow Performance: 1,250 CFM helps quickly remove heat and moisture from the attic
  • Thermostat-Controlled Operation: Automatically turns the vent on/off based on attic temperature
  • Durable Mill Finish Housing: Built for roof exposure with wind resistance rated to 110 mph
  • Wide Roof Pitch Compatibility: Suitable for roof pitches from 2:12 to 12:12
  • Code-Compliant Confidence: UL Listed in US & Canada; Miami-Dade, Florida Building Code, and Texas Department of Insurance approvals

Specifications Table:

Specification Details
Model ERV5MF
Manufacturer Number ERV5MF
CFM 1,250
Net Free Vent Area (NFVA) 600 sq. in.
Color/Finish Mill Finish
Height 9" (229 mm)
Item Weight 19 lb
Allowable Roof Pitch 2:12 to 12:12
Wind Resistance 110 mph
Approvals/Certifications Miami-Dade Product Control Approval; Texas Department of Insurance; Florida Building Code; UL Listed in US & Canada
Warranty 5-Year Limited Warranty
Style Ventilation and Drainage

Frequently Asked Questions (FAQ):

Q: What attic size is this vent suited for?
A: With 1,250 CFM airflow and 600 sq. in. NFVA, it is suitable for many standard residential attics; consult local codes and total ventilation requirements for exact sizing.


Q: Does it include a thermostat?
A: Yes, the ERV5 features a built-in thermostat for automatic operation.


Q: What roof pitches can it be installed on?
A: Compatible with roof pitches from 2:12 to 12:12.


Q: Is it approved for high-wind areas?
A: It has a wind resistance rating of 110 mph and holds Miami-Dade, Florida Building Code, and Texas Department of Insurance approvals.


Q: What warranty does it have?
A: Comes with a 5-Year Limited Warranty.


Sleek Roofline Ventilation with Architectural Poise

The Master Flow ERV5 introduces a refined, low-profile silhouette that harmonizes with modern rooflines while quietly powering fresh airflow. Its mill finish dome adds an industrial-chic touch, a subtle metallic accent against shingles or standing seam. Pair it with streamlined gutters and matte hardware for a cohesive exterior story. This is ventilation elevated—functional luxury that protects and perfects the home envelope.


Upgrade your attic’s airflow with ERV5 performance and code-approved reliability—add it to your project today.

Shipping Notes
  • Free Standard Shipping on $100+ Orders to the USA.
  • Except Preorder products are shipped in 48 hours.
  • Delivery to the USA:
  1. Standard Shipping : 3-10 business days
  • If time is of the essence, please consider selecting expedited delivery for faster service.
Exchange/Return Notes
  • We offer a 30-day return/exchange service after receiving.
  • Final sale items are not eligible for returns or exchanges.
  • To process your return/exchange, please contact us at [email protected]
  • Please click here for more details>>> Return & Exchange Policy
SKU: 11786315714

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4.3 ★★★★★
Based on 13 reviews
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Verified Purchase
Jonas4321
Boise, US
★★★★★ 4
Instructions could be clearer, but assembles well and is sturdy
Size: 3 Panel-102"W, Color: Black
The only reason for the lack of a star is the iffy instructions. There are a few different washers and the instructions could make the difference a LOT easier to understand and thereby reduce the need to re-do things. Other than that, the panels were easy to assemble and the parts fit well together. I was able to disassemble the screens and store them for a future use, which is nice. One caution - the feet that make the panels stand up will likely be a trip hazard, so be sure to plan the location for this device carefully.
WAS THIS REVIEW HELPFUL?YesReportShare
Reviewed in the United States on September 8, 2025
E
Verified Purchase
Emily Heater
Louisville, US
★★★★★ 5
Awesome product!!!
Size: 3 Panel-102"W, Color: Beige, Size: 3 Panel-102"W, Color: Beige
This thing is really awesome. I actually bought 2 of them and made myself a nice little enclosure to keep out any peeping Toms while I’m trying to work on my summer tan. What I was looking for is FULL privacy and this DEFINITELY provides that. Fabric is completely opaque, you cannot see anything through it which is exactly what I needed. Another huge bonus is the strips of fabric to cover the spaces in between the panels, giving TRUE privacy. This is a really well-made product, great design, great structure, and pretty easy to put together overall. The only downside is that with strong gusts of wind, it wants to tip over so as you can see I secured the bottom feet with a couple bricks to make it stable and that did the trick. But to me that is a minor inconvenience given all its other great aspects. So many other privacy dividers were still see-through… totally defeating the purpose. But this one is absolutely full privacy and PERFECT for what I needed it for!!!
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Reviewed in the United States on May 4, 2024
M
Verified Purchase
MJL06
Fort Morgan, US
★★★★★ 5
Nice temporary divider or screen
Fairly easy to assemble and ensures privacy.
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Reviewed in the United States on March 21, 2026
E
Verified Purchase
extrasupervery
Battle Creek, US
★★★★★ 1
Broke within an hour of assembly.
Size: 6 Panel-120"W, Color: Beige
This is of horrible quality. Within an hour of building, the feet support were broken on both ends, where they spin in place & do not stay straight to hold the divider up. Pieces of the plastic on the feet were broken simply from assembling the product. The covers for the metal poles were the only reason I bought this divider instead of other similar products, however those only cover one side of the metal poles so they are still visible from the other side. Two of these covers were also torn & not useable within an hour of assembly, one was already partially ripped on arrival & the other one was ripped simply during assembly of the product. I do not recommend this item & would have returned if I was still in the return window. I missed the return window because the product was bought during the holidays & I didn’t have time to mess with the return. I have not been able to use this product even once, the broken feet which do not stay in place make it very unstable & dangerous.
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Reviewed in the United States on February 4, 2026
A
Verified Purchase
alena
Draper, US
★★★★★ 5
WOULD BUY AGAIN.
EASY TO PUT TOGETHER. WORKS EXATCLY AS i NEEDED. I USED ONLY 3 PANELS.
WAS THIS REVIEW HELPFUL?YesReportShare
Reviewed in the United States on April 29, 2026

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