SKU: 28056595835

GAF MasterFlow RV50A Aluminum Square-Top Utility Roof Vent with Round Throat, 50 Sq. In. NFVA, Mill Finish

Sale price$19.56 Regular price$21.73
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Description

GAF MasterFlow RV50A Aluminum Square-Top Utility Roof Vent with Round Throat, 50 Sq. In. NFVA, Mill FinishMasterFlow RV50A Aluminum Square Top Utility Roof Vent Durable aluminum square top roof louver designed for utility exhaust and attic ventilation. The RV50A features a round throat and 50 sq. in. net free vent area, suitable for roof pitches 3: 12 or greater and finished in mill for long lasting performance. Key Features: Utility Vent Versatility: Ideal for kitchen duct outlets, bathroom fan exhausts, and attic ventilation Durable Construction:

MasterFlow RV50A Aluminum Square-Top Utility Roof Vent

Durable aluminum square-top roof louver designed for utility exhaust and attic ventilation. The RV50A features a round throat and 50 sq. in. net free vent area, suitable for roof pitches 3:12 or greater and finished in mill for long-lasting performance.


Key Features:

  • Utility Vent Versatility: Ideal for kitchen duct outlets, bathroom fan exhausts, and attic ventilation
  • Durable Construction: Aluminum body with mill finish resists corrosion and weathering
  • Efficient Airflow: 50 sq. in. Net Free Vent Area for consistent exhaust performance
  • Round Throat Design: Promotes smooth air passage and helps reduce backflow
  • Code Compliance: CSA certified with approvals from Florida Building Code, Miami-Dade County, and TDI RV-38

Specifications Table:

Specification Details
Series MasterFlow RV50A
Product Type Square-Top Roof Louver with Round Throat
Material Aluminum
Finish Mill Finish
Net Free Vent Area (NFVA) 50 Sq. In.
Allowable Roof Pitch 3:12 or Greater
Height 4 in (102 mm)
Item Weight 2.6667 lb
Applicable Standards/Approvals Texas Department of Insurance Evaluation RV-38; CSA Certified; Florida Building Code Approved; Miami-Dade County Approved
Manufacturer Number RV50A
Product Number GAFRV50A

Frequently Asked Questions (FAQ):

Q: What roof pitches is this vent compatible with?
A: It is suitable for roof pitches of 3:12 or greater.


Q: What applications is the RV50A designed for?
A: It’s commonly used for kitchen duct outlets, bathroom fan exhausts, and general attic exhaust ventilation.


Q: What is the net free vent area?
A: 50 square inches.


Q: What material is the vent made from?
A: Aluminum with a mill finish.


Q: Is this product certified or approved for code compliance?
A: Yes—CSA certified and approved by the Florida Building Code, Miami-Dade County, and Texas Department of Insurance (Evaluation RV-38).


A Clean, Modern Accent for Functional Rooflines

The square-top silhouette adds a crisp architectural note while quietly managing airflow. Its aluminum mill finish harmonizes with a range of shingles and metals, bringing a refined utility to the roofscape. Pair it with streamlined vent stacks and low-profile flashings for a cohesive, contemporary exterior. Essential, elegant, and engineered—this vent elevates performance and polish in one gesture.


Choose the MasterFlow RV50A to upgrade your roof ventilation with durable aluminum construction and code-approved performance.

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: 28056595835

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Verified Purchase
ChiGirl
Houston, US
★★★★★ 5
Very sturdy and sleek looking laptop stand
Color: silver
I was skeptical when I first ordered this. It didn't look very sturdy in the pics, but I was wrong. It is very sleek looking and functional, with the adjustable height. Very modern looking as well and my MacBook Pro fits perfectly on it. Very glad to have purchased this for my home office.
WAS THIS REVIEW HELPFUL?YesReportShare
Reviewed in the United States on March 2, 2024
S
Verified Purchase
Susan Pomeroy
Louisville, US
★★★★★ 4
Sturdy, works great, not quite perfect.
Color: silver
This was the perfect stand to use when my desktop computer crashed and I had to work on my laptop without killing my neck. It's sturdy, well made, and works exactly as advertised. Adjustment is smooth and simple. I was able to work with my monitor at a comfortable height and distance, and it saved my bacon! But, would I want to work on it indefinitely? No. Two things are lacking for me. First, there's a height adjustment, but no angle control. This means that at its max height, the display has a small downward tilt. It also means that on zoom calls, I had to fiddle with the monitor height until my whole head was framed, rather than cut off. Not a dealbreaker, but annoying over the long term, especially with lots of zoom meetings. Second, I'm not sure why I was surprised, but the stand-plus-laptop combo created a kind of aluminum "monolith" on my desktop. I couldn't bend to peer under it, or over it either. It felt as though part of my desk (albeit a narrow portion) became inaccessible. This too is a quibble--I just happen to like a more open and airy feeling. These two nits aside, this is a sturdy and well designed stand that works well and will last a long time.
WAS THIS REVIEW HELPFUL?YesReportShare
Reviewed in the United States on May 27, 2026
E
Verified Purchase
Elizabeth
Dallas, US
★★★★★ 5
Replacement stickers are on the way!!
Color: silver, Color: silver
Edit: Customer service was lovely and I have replacement stickers on the way. This fabulous product has helped me so much and I can't be without it. Back up to a 5 star review. I purchased this product in April 2024. The stickers that help the laptop 'grab' onto the stand are either gone or unstable. See picture below. Can it be repaired with new stickers? How do I get them?
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Reviewed in the United States on July 19, 2025
P
Verified Purchase
ProudPapa
Charlottesville, US
★★★★★ 5
Sixty Bucks? Yep. And I'd buy another one.
Color: silver
OK, I had my doubts. Yes, the iLevel2 is highly-reviewed. And yes, it's really (really) important to have your laptop screen at eye level (get it? iLevel?) But spending 60 dollars on an adjustable laptop stand? Couldn't I just pile up a couple of old books for free? Well, as a contractor once told me when I made a really dumb suggestion, "You COULD do it that way..." The iLevel2's main virtue is that the angle/height adjustment knob is rock-solid, as is the platform. It's just an extremely well-made, solid product. And the adjustment knob, which is on a left-right track on the front of the product, allows you to dial in your laptop's screen height to the millimeter. Result: a totally-custom, ergonomically-friendly setup. Love it.
WAS THIS REVIEW HELPFUL?YesReportShare
Reviewed in the United States on December 13, 2024
R
Verified Purchase
Russ
Belleville, US
★★★★★ 3
Underwhelming
Color: silver
Too much hype. It just holds the laptop. Buy something cheaper. The slide adjuster isn’t useful to me at all.
WAS THIS REVIEW HELPFUL?YesReportShare
Reviewed in the United States on May 9, 2026

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