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🚽 Upgrade your throne with silent efficiency — because your bathroom deserves the best!
The Korky QuietFILL Platinum Toilet Fill Valve is a universal, easy-to-install replacement part designed to fit 99% of toilets. Featuring a tool-free twist-lock height adjustment (7.75" to 13.5"), it delivers whisper-quiet refilling and water-efficient performance. Made with durable chlorazone red rubber, it prevents clogs and ensures long-lasting reliability, making it the go-to solution for modern and older toilet models alike.
























| ASIN | B004TKTX14 |
| Best Sellers Rank | #1,313 in Tools & Home Improvement ( See Top 100 in Tools & Home Improvement ) #3 in Toilet Flush Valves #155 in Kitchen & Bath Fixtures |
| Brand | Korky |
| Brand Name | Korky |
| Connector Type | Threaded |
| Customer Reviews | 4.5 out of 5 stars 6,355 Reviews |
| Exterior Finish | Plastic |
| Global Trade Identification Number | 00049057103616 |
| Included Components | Includes: (1) Fill Valve, (1) Refill Tube |
| Inlet Connection Size | 0.88 Inches |
| Inlet Connection Type | Fill |
| Item Dimensions | 3.25 x 5.5 x 14 inches |
| Item Type Name | 528MP QuietFILL Platinum Toilet Fill Valve - Fits Most Toilets - Easy to Install - Made in USA |
| Item Weight | 8 ounces |
| Item dimensions L x W x H | 3.25 x 5.5 x 14 inches |
| Manufacturer | Korky |
| Manufacturer Part Number | 528MP |
| Manufacturer Warranty Description | Warranty |
| Material | Plastic, Rubber |
| Material Type | Plastic, Rubber |
| Model Number | 528MP |
| Number of Pieces | 1 |
| Number of Ports | 2 |
| Outlet Connection Size | 0.88 Inches |
| Outlet Connection Type | NPT |
| Set Name | QuietFILL |
| Size | Universal to Fit 99% of Toilets |
| Smart Home Compatibility | Not Smart Home Compatible |
| Specification Met | ASSE, IAPMO |
| Thread Size | 0.875 inches |
| Thread Type | NPT |
| UPC | 049057103616 078433235801 |
| Unit Count | 1.0 Count |
| Valve Type | Fill Valve |
M**.
OUTSTANDING
This is day one and I LOVE IT! Outstanding! Easy install, fast fill, works perfectly and quiet! If it has lasts, it will be the best in the world for the price!!!! I may change out my other bathrooms just to save the water and the quiet quick fill!!!
V**E
Works great with no leaks or fuss.
Easy to install, fit well in a Glacier Bay toilet (smaller tank size but had no compatibility issues). Seals perfectly well with hand-tightening, had no issue adjusting the length to make sure it filled up to the line on the overflow tube. It came with a little metal clip that grabs onto the overflow to direct water into it. It looked like it was kind of far but it's actually designed to have the water flow perfectly out of it. I cut the black tube to size in my case so it wouldn't push the device too hard. Had a few leftover pieces at the end. It even comes with a piece that will break off if you mess with the fill valve length adjustment (for tenant, apparently).
C**T
Inexpensive, easy install, work very well. Love it.
Inexpensive. Lowest cost solution available. 😀😀😀 Install was 5min.😀😀😀 Tank water fill level easy to set. Bowl refill rate adjustable. Unique feature. Saves water. Only unknown, life time. I bought a second one for another toilet my experience with the first one was so positive. O
S**H
Not as quiet as I had hoped
Purchased to replace an existing Champion 4 fill valve (FM-400 - snoop around and you’ll quickly realize what brand “FM" is) in an American Standard toilet. The Korky fill valve fits but I can’t say that it fits “well” in this toilet - it’s pretty snug in its space and I had to cut the fill tube very short otherwise it would impede the upward movement of the flush arm. I’m not a big fan of the metal clip design (that’s inserted into the fill tube); kudos that it’s metal but, IMHO, it should allow the end of the fill tube to extend further into the flush valve so that the water flows more directly into the flush valve and less likely to spray elsewhere. Also, if you don’t insert the metal clip *deeply* into the fill tube, you might be cleaning up a mess after small streams of water squirt all over the wall and floor (yup, that was me). It was quite easy to install and the installation directions are very good. Having installed fill valves in the past, I did not need to watch the referenced video - the written instructions were perfectly fine for the job. It’s nice that it is U.S. made and the price was very good compared to others. Lastly, this fill valve claims “QuietFILL Technology” but I fail to hear how this is quieter than the fill valve it replaced. Given the design of my toilet tank, I will not purchase this fill valve again when another of my 3 identical toilets needs a replacement - it just doesn’t fit well in the tank and it is not any quieter than other fill valves I’ve tried.
D**N
Excellent budget valve
I replaced my fluid master that was intermittently sticking. Simple plug and play, about a 20 minute job and no leaks so far. Easy to adjust the water levels of tank and bowl. Appears to have fewer parts and seems to be working as it should. Not any noiser than the old one. Can recommend so far.
A**R
Durable and Easy to Install
Easy install and functions as described. Replaced an older model of the same brand and the size and durability is on par with previous models. All you need are included and have had no issues with water flow or constant running.
S**H
Big improvement
The "Universal Fits 99% of Toilets" claim holds true. The height adjustment feature is incredibly simple to use, and it took me less than 15 minutes to install it myself. The instructions were clear and easy to follow, which is a huge plus for anyone who isn't a seasoned DIYer. What truly sets this valve apart is its quiet operation. The name "QuietFILL" is well-deserved; my toilet now refills with barely a whisper. It's also very efficient, filling the tank quickly and without any leaks. Overall, I highly recommend the Korky QuietFILL Platinum. It’s a reliable, easy-to-install, and exceptionally quiet solution that will solve your toilet-filling problems for good. It's a small investment that makes a big difference in the peace and quiet of your bathroom.
G**4
Excellent!
Excellent! Very easy to install. It was installed in 5 minutes. It fills quickly and is quite quiet. My water system isn't pressurized; I have gravity-fed water. I hope it lasts for a few years.
K**A
Easy to understand and install
Easy to install, the instructions were clear. Watch the video the recommended made it even easier to understand. Works perfectly
A**R
Good quality
Very very nice products this fill valve
F**R
La marca de nivel de agua ayuda mucho.
Muy buen priducto. El ajuste de nivel de agua es muy fácil gracias a que tiene una marca que lo identifica. Ya no hay que estar ajustando la cantidad de agua que ingresará al tanque. Quedó listo a la primera.
D**R
Five Stars
excellent
A**D
ممتاز
ممتاز ويعتبر حل جيد للسيفونات العميقه .
Trustpilot
2 weeks ago
5 days ago