9 Best 110 CFM Bathroom Fan | Stop Guessing At Airflow

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The shallow-joist specialist that slips between framing without a single modification

If your home has shallow ceiling joists, this is the fan that fits where others will not. The housing measures 7.5 by 7.2 by 6 inches, so it drops into tight spaces and replaces an existing unit with far less cutting than the Homewerks 7141-110, which measures 10.4 by 12.6 by 7.8 inches in the same three directions. A working electrician confirmed the practical version of that: “Electrician review: Amico 80 CFM fits 2×6 framing (5.5″ depth) with no mods, 1.0 sones quiet, solid metal housing, easy install. Great for shallow joists.” The grille cover spans 9.5 by 8.7 inches and the recommended ceiling cutout is 7.6 by 7.3 inches, so you know exactly what to mark out before you start.

Quietness is the reason owners keep it. The fan runs at 1.5 sones, and it uses screwless push-in wiring, which cuts the fiddliest minute out of the job. A metal housing and polycarbonate grille give it a sturdier feel than the plastic-only builds in this price range. It is rated for rooms up to 110 square feet, enough for a standard hall bath. The kicker for small bathrooms is that dim light — owners describe it as ideal for regular overnight use, often replacing the bright bathroom light altogether.

The recurring honest note is that it is not silent. It is quieter than the builder-grade fan it replaces, and one side-joist mount with a 4-to-3-inch reducer can make it slightly louder than expected. That is a mounting condition, not a defect — bolt it straight to the joist and you get the quietest version of this fan. If your ductwork is only 3 inches, Amico will send a free 4-to-3-inch reducer so the connection still lines up.

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The fan nobody realizes is a fan until they look up

Most exhaust fans are obvious the second you walk in — a square grille with a fan behind it. This one is a 13-inch round with a 4000K cool white LED at the center, and it sits close to the ceiling, so it reads as a light fixture. Owners confirm it outright: it “Fits close to the ceiling and doesn’t even look like an exhaust fan.” That is the whole point of this pick. If your bathroom is finished and styled and you do not want a utility grate overhead, this is the one that disappears into the ceiling.

Build quality is the trait it gets praised for most, with the brightness of that LED right behind it. The galvanized steel housing is corrosion resistant, and the light is genuinely useful rather than a token glow — bright enough that people have installed these over kitchen counters as well as in basement baths. The no-cut design and a 4-inch round duct connector keep the install simple, with a ceiling opening of 7-1/2 by 7-1/4 by 5-3/4 inches to mark out. It is rated for spaces up to 110 square feet and carries a 3-year limited warranty.

Here is the trade you are making: 2.0 sones. That is the loudest fan on this list, and noise is the single most discussed topic in its reviews, split cleanly between people who find it fine and people who find it a shade loud. From inside the shower you will not notice it, and the fan is quiet enough that the steam clears before you think about it. From a quiet bedroom next door, you will hear it. If silence is your top priority, spend up on the Delta Breez instead. If looks matter more, this is the one.

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A thousand lumens of daylight in the one room where you need to see clearly

A 1000-lumen LED at 5000K is the brightest light on this list — 5000K being a daylight-white color temperature, the kind of crisp light that makes shaving or doing makeup in a bathroom far easier than a warm bulb does. Combined with 2 sones of airflow, this is the fan for someone who treats the bathroom as a real workspace rather than a room they pass through. It fits 7.36 by 7.68 inch ceiling openings, uses a standard 4-inch duct outlet, and comes with a 4-to-3-inch reducer so older ductwork connects without a shopping trip.

Quiet operation is what wins people over here — it comes up in reviews more than any other single quality, with performance right behind it. Owners describe it as replacing a noisy 1990s-era unit and clearing moisture and odors without the racket. The light gets its own share of praise; people like that it brightens the space instead of casting shadows the way a single weak bulb does. It is Energy Star certified and ETL and HVI listed, backs up with a 5-year warranty, and may qualify for utility rebates depending on your area.

The honest wrinkle is the install. Some owners sail through it; others find the frame fiddly and the included screws cheap, and a couple end up wanting attic access after all. It is a room-side design on paper, so if you are replacing a fan in an existing opening, measure twice and read the template carefully. One more thing worth knowing: the fan spools up to speed rather than starting instantly, which several owners read as a deliberate design choice to protect the motor over time rather than a fault.

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A renovation-first fan built to squeeze into older framing

The WhisperRemodel exists for one specific headache: old houses with tight ceiling cavities. Its low-profile housing is made to fit older 2 by 6 construction, where a deeper fan will not physically go. It is designed for renovation projects and new construction, and the Flex-Z Fast bracket plus adapter lets you work from below the ceiling instead of above it. The Pick-A-Flow selector gives you 80 or 110 CFM at the flip of a switch, and it runs at 0.3 to 0.8 sones — quiet enough that owners genuinely forget it is on, and one notes it is “Super quiet, hard to hear when it’s non but works great.”

Quiet running is what this fan is known for, with build quality close behind. It is ENERGY STAR rated, and the low-profile body still moves a serious volume of air — the reason contractors reach for it when a customer wants a silent bathroom without tearing out the framing. There is no light on this one, so it is a pure ventilation unit. That is a deliberate trade: fewer components in a steam room means less to fail, and nothing to fuss over on the wiring side beyond the fan circuit itself.

Where buyers get caught is removal, not installation. Putting the new fan in is straightforward; getting the old one out of a ceiling that was patched and painted around it can require sawing drywall. If your current fan was installed during a build and never removed since, plan for that. And on noise, this is excellent but not the absolute floor — a longer duct run with more bends adds turbulence you will hear. A 4-inch duct kept short and straight gets you closest to the stated 0.3 sones.

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The one you buy when the ceiling has to look as good as the tile

With a brushed nickel finish and a 15-5/16 inch light cover, this fan is a design decision as much as a ventilation one — it reads like a pendant fixture mounted flush to the ceiling, not a utility grate. Inside, an 850-lumen LED and a separate night light, both on GU24 bases, let you wire the fan, the light, and the night light to wall switches either jointly or separately. The casing is black-coated galvanized steel around a copper ball-bearing motor, which is why owners describe the build as sturdy and long-lasting rather than budget-grade.

Owners say it moves a serious volume of air, and the moisture detail they repeat most is a fog-free mirror after a hot shower — one that only holds up if the airflow is genuinely moving the steam out. Three year owner notes are worth heeding before you buy: the housing is 9 by 9 by 7-11/16 inches, and the company itself recommends it for rooms with an attic or in new houses. It is HVI certified with a cUL listing for use over showers and tubs with GFCI protection, and it carries a 3-year limited warranty. The fan spec is 110 CFM at 1.5 sones, rated for rooms up to 100 square feet.

The install is the part to plan around. Owners who have done it report that the opening sometimes needs enlarging for the wiring, and that thick 5/8-inch drywall can make the mounting trickier than a standard ceiling would. People who adapted — building a simple wooden frame to sit the unit flush, for example — ended up with a clean result. And if a unit ever arrives with a piece missing, Akicon ships the replacement quickly, which is worth knowing when you are mid-job with the ceiling open.

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So quiet the only way to know it is on is the indicator light

At under 0.3 sones, this is the quietest fan on this list — quieter than the Homewerks at 2.0 sones, quieter than the Amico at 1.5, and quieter than both Broan units at 1.0 and 1 sone respectively. The number is low enough that Delta added a small indicator light underneath the grille so you can confirm from across the room that the fan is actually running. That is not a gimmick; it is the direct consequence of building a fan you cannot hear, and owners describe it exactly that way — barely audible with the door open.

A DC brushless motor sits at the heart of it, and the framing Delta uses is extended reliability rather than raw power. Galvanized steel construction resists corrosion in a steamy room, and a metal duct adapter connects the exhaust without plastic in the hot path. It replaces a typical 85 CFM, 2.5-sone builder fan and steps airflow up to 110 CFM in the same opening — owners say the bathroom simply stops fogging up. It sits in a joist space just under 10 inches, and ENERGY STAR qualified operation means it does that work efficiently.

The honest caveat is the install, not the fan. Owners in tightly built houses — 1950s construction with framing that predates modern standards — have needed additional framing work to seat it. Splitting the fan and power unit from the metal housing partway through makes the job manageable for one person, but it is not the fastest swap here. One owner summed the result up: “110 CFM, 0.3 sones; replaces 85 CFM/2.5 sone fan; no attic access but instructions offer options; easy install; bathroom no longer fogs; noticeable airflow.” Which is the trade in one line — the ceiling work is the price of the silence you get afterward.

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Four light settings, a flick of the switch, and it remembers your last choice

The best trick here is the LED light: 3000K warm white, 3500K bright white, 4000K cool white, or 5000K daylight, changed by flipping the wall switch off and on, and it remembers the last setting automatically. That means the fan light can match your bathroom’s mood in the morning and be crisp daylight at night when you are cleaning. The CleanCover grille has a full-perimeter air intake that cuts down on dust collecting on the face. Broan measures the housing at 9-1/4 by 10 by 5-3/4 inches with a 12-1/4 by 12-1/4 inch cover, it fits 2 by 6 framing, and it installs from the room side with no attic access — the feature the whole retrofit design exists for.

Owners describe it as dramatically quieter than the old fan it replaces, and one captures the difference in concrete terms: “Works twice as well and at least twice as quiet as Broan models.” At 1.0 sone you will hear it in a dead-quiet house and stop noticing it as soon as a shower is running. It is rated for spaces up to 105 square feet, enough for a standard bath. Duct matching matters here more than on some picks — the maker’s own guidance is to match the exhaust fan to the typical 4-inch pipe to avoid turbulence noise, and one owner had to file off two nubs on the blower orifice and use duct tape to get a proper seal.

The noticeable friction point owners hit is the cover clips. The wire clips that hold the grille on can be fussy, and a grille has been known to drop before it finally seats — treat the clip fit gently and it holds. The larger service call here is the trade you are making for the four-setting light: this is a light-and-fan combo, so you get both from one ceiling hole, and the install is done from the room side with the included template. The wiring is the part that takes patience, particularly the non-removable harness plug.

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Ventilation plus a violet light cycle that runs alongside it

The difference here is the second light. Alongside the standard white LED that lights the room, this unit runs a violet light cycle tied to SurfaceShield technology, which Broan pairs with its ventilation and describes as full-surface protection inside the bathroom. Owners say the violet mode doubles as a night light, and describe the fan as well-built and quiet at a rated 1 sone. It is an updated version of a standard 110 CFM retrieval fan with a light — the extra capability is what makes it worth the premium over the plain AR110LK model.

The room-side install is another key reason it earns a place here. Retrofit work goes through the EzDuct connector entirely from inside the bathroom, with no trip into the attic required. The included components are the light kit, a non-metallic damper and duct connector, and an integrated LED module. It is rated for bathrooms up to 105 square feet, and at 1 sone it is quiet enough to leave running while you get ready.

Two caveats are worth weighing. First, the violet light technology is not something you should bank on for medical results — the data here does not verify germ-killing effectiveness, and the sensible read is that the violet cycle is an extra layer rather than a replacement for a clean bathroom. Second, the light controls take a minute to learn, and a couple of owners note the non-UV version of the same fan is noticeably cheaper and skips this feature entirely. If the violet cycle is not something you specifically want, the plain fan is the better value play.