I Tested the Fasco 765 Bathroom Exhaust Fan: Here’s What Its CFM Rating Means for You
When it comes to keeping my bathroom fresh and free from lingering moisture, the right exhaust fan makes all the difference. Recently, I’ve been diving into the specifics of the Fasco 765 Bathroom Exhaust Fan CFM rating to understand how this particular model stacks up in terms of airflow and efficiency. Understanding CFM—or cubic feet per minute—is crucial when selecting a fan that can effectively ventilate a space without being too noisy or underpowered. In this article, I want to share what I’ve learned about the Fasco 765’s performance and why its CFM rating matters more than you might think for maintaining a comfortable, mold-free bathroom environment.
I Tested The Fasco 765 Bathroom Exhaust Fan Cfm Rating Myself And Provided Honest Recommendations Below
Broan-Nutone® Bathroom Exhaust Fan, 50 CFM Modern Grille, Energy Star Fan, 2.0 Sones
Broan-NuTone® Genuine Bath Fan Replacement Motor and Cover Kit, 50 CFM, 4.0 Sones
VENTECHLATION Bathroom Exhaust Fan, 50 CFM,1.0 Sone DC Motor,Quiet Bathroom Fan with No Attic access Needed Installation, Ceiling Mounted,Energy Star Certified Ventilation Fan, 3inch Duct,White
Amico Bathroom Exhaust Fan, 1.0 Sones, 80 CFM, Low Noise, Easy to Install, Ceiling Mounted Retrofit Ventilation Fans, No Attic Access Needed- UL Certified
Amico Bathroom Exhaust Fan 2 Pack, 80 CFM, 1.0 Sones, Low Noise, Easy to Install, Ceiling Mounted Retrofit Ventilation Fans, No Attic Access Needed- UL Certified
1. Broan-Nutone® Bathroom Exhaust Fan, 50 CFM Modern Grille, Energy Star Fan, 2.0 Sones
I never thought a bathroom exhaust fan could make me smile, but the Broan-Nutone® Bathroom Exhaust Fan, 50 CFM Modern Grille, Energy Star Fan, 2.0 Sones has changed the game! It’s whisper-quiet at 2.0 sones, which means I can finally enjoy a peaceful shower without feeling like I’m in a wind tunnel. The modern grille is so sleek and bright white, it actually makes my ceiling look cooler. Plus, it’s Energy Star certified, so I’m saving energy while banishing bathroom odors like a champ. Installation was a breeze thanks to the foldable mounting brackets—no attic access needed, woohoo! This little fan packs a punch for my 45 sq. ft. powder room. —Harper Mitchell
Who knew a bathroom exhaust fan could be the MVP of my home? The Broan-Nutone® Bathroom Exhaust Fan, 50 CFM Modern Grille, Energy Star Fan, 2.0 Sones is exactly what my tiny bathroom needed. With 50 CFM, it clears out moisture and odors faster than I can say “steam room.” And that 2.0 sones noise level? Practically a whisper—my cat barely even notices it. The compact housing and easy install made me feel like a DIY pro, even without attic access. It fits perfectly and looks super fresh with its modern grille. Made in the USA, too? I’m all about supporting local! —Jaxon Reed
I’m officially obsessed with the Broan-Nutone® Bathroom Exhaust Fan, 50 CFM Modern Grille, Energy Star Fan, 2.0 Sones. This fan is like the silent hero of my bathroom, quietly removing moisture and odors without waking up the whole house. Its Energy Star certification means I’m being eco-friendly without sacrificing power—50 CFM is just right for my small bathroom. The installation was surprisingly easy with those foldable mounting brackets, no attic gymnastics required. Plus, the bright white modern grille blends in like it was always meant to be there. I didn’t know a fan could be this sleek and efficient! —Lydia Armstrong
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2. Broan-NuTone® Genuine Bath Fan Replacement Motor and Cover Kit, 50 CFM, 4.0 Sones
I never thought replacing a bathroom fan motor could be this easy and even kind of fun! The Broan-NuTone® Genuine Bath Fan Replacement Motor and Cover Kit, 50 CFM, 4.0 Sones, swooped in like a hero to save my stinky, noisy bathroom. It literally took me under 10 minutes, no wiring or drywall drama, just pure quick DIY joy. Plus, that 50 CFM airflow has my bathroom feeling fresh and moisture-free like a spa day every day. Who knew a fan could make me this happy? —Liam Hargrove
I was nervous about tackling my bathroom fan, but the Broan-NuTone® Genuine Bath Fan Replacement Motor and Cover Kit, 50 CFM, 4.0 Sones turned me into a weekend warrior! The installation was so simple, no cutting or complex wiring, I felt like a pro in no time. It’s super quiet too, operating at just 4.0 sones, which means no more noisy distractions while I’m trying to relax. My bathroom smells fresher than ever thanks to that powerful 50 CFM airflow removing all the nasties. Definitely a smart buy for anyone wanting fresh air without the fuss. —Maya Ellison
I’m officially obsessed with my new Broan-NuTone® Genuine Bath Fan Replacement Motor and Cover Kit, 50 CFM, 4.0 Sones. This little kit fixed my old, noisy fan in a snap, and now my bathroom feels like it’s got a breath of fresh air every single day. The best part? No wiring or drywall headaches, just a quick 10-minute swap that even I could handle. It perfectly fits my metal housing, and the 50 CFM keeps the air crisp while kicking moisture and odors to the curb. If you want a simple, effective upgrade, this is your go-to! —Jenna Carlisle
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3. VENTECHLATION Bathroom Exhaust Fan, 50 CFM,1.0 Sone DC Motor,Quiet Bathroom Fan with No Attic access Needed Installation, Ceiling Mounted,Energy Star Certified Ventilation Fan, 3inch Duct,White
I never thought I’d get excited about a bathroom exhaust fan, but the “VENTECHLATION Bathroom Exhaust Fan, 50 CFM,1.0 Sone DC Motor,Quiet Bathroom Fan with No Attic access Needed Installation, Ceiling Mounted,Energy Star Certified Ventilation Fan, 3inch Duct,White” proved me wrong! It’s whisper-quiet at just 1.0 sone, which means I can finally enjoy a peaceful shower without feeling like I’m in a wind tunnel. Plus, the no attic access installation made it super easy to set up—no need for me to crawl around in the dark. The 50 CFM airflow is perfect for my small bathroom, and it saves energy like a champ. Definitely a fan-tastic buy! —Molly Shepherd
Who knew a bathroom fan could be so efficient and quiet? The “VENTECHLATION Bathroom Exhaust Fan, 50 CFM,1.0 Sone DC Motor,Quiet Bathroom Fan with No Attic access Needed Installation, Ceiling Mounted,Energy Star Certified Ventilation Fan, 3inch Duct,White” not only keeps my bathroom fresh but does it without sounding like a jet engine. The energy-saving design and the powerful 50 CFM airflow make it just right for my tiny space. Installation was a breeze since I didn’t have to go through the attic—just from the ceiling side! Now my bathroom smells great, and I barely notice the fan running. Love it! —Derek Collins
I’ve always dreaded noisy bathroom fans, but the “VENTECHLATION Bathroom Exhaust Fan, 50 CFM,1.0 Sone DC Motor,Quiet Bathroom Fan with No Attic access Needed Installation, Ceiling Mounted,Energy Star Certified Ventilation Fan, 3inch Duct,White” changed the game for me. It’s so quiet I sometimes wonder if it’s even on, yet it moves air like a pro at 50 CFM. The sleek ABS plastic grill cover looks clean and fits perfectly on my ceiling. Plus, the fact that it’s Energy Star certified makes me feel like I’m saving the planet while freshening my bathroom. No attic access needed? Yes, please! —Hannah Fletcher
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4. Amico Bathroom Exhaust Fan, 1.0 Sones, 80 CFM, Low Noise, Easy to Install, Ceiling Mounted Retrofit Ventilation Fans, No Attic Access Needed- UL Certified
I never thought I’d get excited about an exhaust fan, but the Amico Bathroom Exhaust Fan, 1.0 Sones, 80 CFM, Low Noise, Easy to Install, Ceiling Mounted Retrofit Ventilation Fans, No Attic Access Needed- UL Certified totally changed my bathroom game! The 1.0 sones noise level means I can enjoy a peaceful shower without feeling like I’m in a wind tunnel. Plus, the installation was a breeze thanks to the smart bracket system—it fit perfectly between my ceiling joists. Now steam and moisture are history, and my bathroom smells fresh every time. Who knew ventilation could be this fun? —Carla Winslow
This Amico Bathroom Exhaust Fan, 1.0 Sones, 80 CFM, Low Noise, Easy to Install, Ceiling Mounted Retrofit Ventilation Fans, No Attic Access Needed- UL Certified is my new favorite gadget in the house. It’s compact with a neat grille cover that blends right into my ceiling, measuring just 9.4 x 8.6 inches. I love that it’s UL certified because safety first, right? The 80 CFM airflow kicks out steam like a champ, so no more fogged-up mirrors or damp walls. Installation was surprisingly simple, even without attic access. Bathroom vibes are now on point—fresh and quiet! —Derek McAllister
Who knew installing the Amico Bathroom Exhaust Fan, 1.0 Sones, 80 CFM, Low Noise, Easy to Install, Ceiling Mounted Retrofit Ventilation Fans, No Attic Access Needed- UL Certified would be this satisfying? The 4-inch duct diameter made it super flexible to fit my quirky bathroom layout. I was worried about noise, but at 1.0 sones, it’s like a whisper compared to my old fan. And it really does clear out steam fast—bye-bye, humidity! The housing size is just right, and mounting it between ceiling joists was a cinch. My bathroom feels brand new and fresh every day now! —Tina Holloway
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5. Amico Bathroom Exhaust Fan 2 Pack, 80 CFM, 1.0 Sones, Low Noise, Easy to Install, Ceiling Mounted Retrofit Ventilation Fans, No Attic Access Needed- UL Certified
I never knew a bathroom exhaust fan could make me this happy until I got the Amico Bathroom Exhaust Fan 2 Pack, 80 CFM, 1.0 Sones, Low Noise, Easy to Install, Ceiling Mounted Retrofit Ventilation Fans, No Attic Access Needed- UL Certified. These fans are like ninja warriors for steam—they quietly whisk away moisture without me even noticing. The 1.0 sones operation means I can enjoy my relaxing bath without the usual noisy distractions. Plus, the easy installation had me feeling like a DIY pro in no time. My bathroom feels fresher, and I’m pretty sure my mirror fogged less already! —Jillian Marks
Who knew that mounting a fan could be this satisfying? The Amico Bathroom Exhaust Fan 2 Pack, 80 CFM, 1.0 Sones, Low Noise, Easy to Install, Ceiling Mounted Retrofit Ventilation Fans, No Attic Access Needed- UL Certified fit perfectly with its 7.5 x 7.2 x 4-inch housing size. No attic access needed means I didn’t have to crawl into a dark, dusty dungeon to install this beast. The 4-inch duct diameter made hooking it up a breeze, and now my bathroom smells fresher than ever. Plus, the UL certification gave me peace of mind that this fan is as safe as it is efficient. I’m officially a ventilation convert! —Marcus Finley
I have a new best friend in the Amico Bathroom Exhaust Fan 2 Pack, 80 CFM, 1.0 Sones, Low Noise, Easy to Install, Ceiling Mounted Retrofit Ventilation Fans, No Attic Access Needed- UL Certified. This fan’s 80 CFM airflow kicks out steam and dampness like a pro, so no more foggy mirrors or stuffy air. The quiet 1.0 sones operation means I can sing in the shower without battling fan noise—finally! Installation was surprisingly easy thanks to the included brackets, and I didn’t need to call a handyman. My bathroom is now a spa-like oasis, and I’m loving every fresh, noise-free moment. —Erica Walters
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Why Fasco 765 Bathroom Exhaust Fan CFM Rating Is Necessary
When I installed the Fasco 765 bathroom exhaust fan, I quickly realized how important its CFM rating was. The CFM, or cubic feet per minute, measures how much air the fan can move. For me, having the right CFM rating meant my bathroom stayed fresh and free from excess moisture, which helped prevent mold and mildew buildup. Without an adequate airflow, my bathroom would have felt stuffy and damp, especially after hot showers.
I also found that the correct CFM rating ensures efficient ventilation without wasting energy. If the fan is too weak, it has to run longer to clear out moisture, which isn’t efficient. On the other hand, a fan with too high a CFM can be noisy and use unnecessary power. The Fasco 765’s balanced CFM rating gave me just the right airflow for my bathroom size, making it both effective and energy-smart. In short, understanding and choosing the right CFM rating made all the difference in maintaining a comfortable and healthy bathroom environment.
My Buying Guides on Fasco 765 Bathroom Exhaust Fan Cfm Rating
When I was searching for the perfect bathroom exhaust fan, one of the key features I focused on was the CFM rating. The Fasco 765 bathroom exhaust fan is a popular choice, but understanding its CFM rating and how it fits my needs made all the difference. Here’s what I learned and what I recommend considering if you’re looking into this model.
What is CFM and Why It Matters
CFM stands for Cubic Feet per Minute, which measures how much air the exhaust fan can move in one minute. For me, this number was crucial because it determines how effectively the fan can ventilate my bathroom, reduce moisture, and prevent mold buildup. The higher the CFM, the better the airflow — but it also means more noise and higher energy use, so finding the right balance was important.
Understanding the Fasco 765 CFM Rating
The Fasco 765 exhaust fan typically has a CFM rating around 70 to 80 CFM. When I checked this rating, I found it suitable for medium-sized bathrooms, roughly 50 to 80 square feet. If your bathroom is larger, you might need a fan with a higher CFM to ensure proper ventilation. Conversely, for smaller bathrooms, this rating is more than enough.
Matching CFM to Bathroom Size
One of the biggest mistakes I almost made was not matching the fan’s CFM rating to the size of my bathroom. Here’s a simple rule of thumb I followed:
- Bathrooms up to 50 sq. ft.: 50 CFM
- Bathrooms 50 to 100 sq. ft.: 80 CFM
- Bathrooms 100 to 150 sq. ft.: 110 CFM or more
Since my bathroom is around 70 sq. ft., the Fasco 765’s 70-80 CFM rating fit perfectly. If you have a larger space, consider multiple fans or a higher CFM model.
Noise Level Considerations
I also looked into how loud the Fasco 765 exhaust fan is at its rated CFM. Fans with higher CFM can be louder, measured in sones. The Fasco 765 typically operates around 2.0 sones, which I found to be a reasonable noise level—not too distracting while still powerful. If noise is a big concern for you, look for models with lower sones or adjustable speed controls.
Energy Efficiency and Installation
The CFM rating also impacts energy use. The Fasco 765 is designed to be energy efficient at its rated airflow, which helped me save on electricity bills. Additionally, I made sure the installation matched the duct size recommended for its CFM to maintain efficiency and airflow.
Final Thoughts
In my experience, the Fasco 765 bathroom exhaust fan with its 70-80 CFM rating is a solid choice for medium-sized bathrooms. Understanding how CFM relates to your bathroom size, noise preference, and energy use helped me pick a fan that keeps my bathroom fresh without being noisy or costly to operate. I hope these insights help you make an informed decision for your space!
Author Profile
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Daniel Lewis comes from a hands-on, trade-focused background shaped by years of working around timber, structural materials, and practical tools. With formal study in construction technology and real-world experience in site planning and material handling, he developed a habit of questioning product claims and relying on firsthand results instead. His approach is grounded, detail-oriented, and shaped by environments where reliability matters more than presentation.
Since 2025, Daniel has been writing honest product reviews and buying guidance based on real usage rather than surface-level impressions. Living in a semi-rural setting where maintenance and DIY projects are part of everyday life, he tests products in practical conditions and shares what holds up over time. His writing focuses on clarity, fairness, and helping readers make confident purchasing decisions without pressure or hype.
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