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๐ฝ Upgrade your throne with precision and ease!
This Adjustable Replacement Fill Valve Assembly by TOTO is engineered to restore your toilet tankโs performance with a fully adjustable design compatible with all TOTO models. Featuring a durable metal build and a standard 7/8 inch inlet, it includes all necessary components for a smooth, professional installationโensuring efficient water refill and lasting reliability.









| ASIN | B0C3NB83Y2 |
| Best Sellers Rank | #6,476 in Tools & Home Improvement ( See Top 100 in Tools & Home Improvement ) #7 in Toilet Flush Valves |
| Brand | TOTO |
| Brand Name | TOTO |
| Connector Type | Threaded |
| Customer Reviews | 4.6 out of 5 stars 658 Reviews |
| Exterior Finish | Brass or Stainless Steel |
| Included Components | Fill Valve |
| Inlet Connection Type | 7/8 inch |
| Item Dimensions | 4 x 2 x 10 inches |
| Item Type Name | Fill Valve |
| Item dimensions L x W x H | 4 x 2 x 10 inches |
| Manufacturer | TOTO |
| Manufacturer Part Number | TSU99A.XR |
| Material | Brass , Stainless Steel |
| Material Type | Brass, Stainless Steel |
| Model Number | TS999A |
| Number of Pieces | 5 |
| Number of Ports | 1 |
| Outlet Connection Size | 0.88 Inches |
| Outlet Connection Type | Flange |
| Size | 80 cubic inches |
| Specification Met | NSF |
| Thread Size | 7/8 inch |
| Thread Type | NPT |
| UPC | 739268433205 |
| Unit Count | 1.0 Count |
| Valve Type | Fill Valve |
D**9
A perfect pump for when you Take a Dump
This appears to be an actual Toto product and was easy to install and works great to fill the tank after flapper engagement. My OEM fill valve randomly stopped working after about a decade of heavy use. Highly recommended and seems to fit most Totos.
D**D
Fits most toilets (not just Toto), easy to fit and adjust!
Excellent product. Very easy to fit and adjust. Instructions come with a table showing the height/fill settings for Toto products, but it fits pretty much any toilet - adjusting the water height in the tank is simplicity itself - just move the filler column up or down until itโs the right water height, then twist the column to set it in place. Done. I swapped my old one out in about 10 minutes from start to finish. Now I have no leakage or extra noises. Well done Toto!
R**A
Works great.
Easy to install and works great. Price was good as well.
B**A
Easy replacement of worn-out toilet fill valve assembly!
We had to replace the fill valve assembly/replacement valve in our TOTO toilet recently. This has worked very well! This replacement is specifically designed to work with a TOTO toilet. The instructions, and parts, included with this assembly made installation easy! We shut off the water valve at the wall behind the tank and pushed the existing water out of the tank. We placed a bucket under the tank to catch excess water when we removed the old assembly. After removing the old one, instructions walked us through installing the new one. We had no leaks when we turned the water back on! The instructions walked us through adjusting the assembly for water level were easy. This assembly sounds the same as the other assembly sounded.
H**O
Perfect most Toto toilets
Exact fit, perfect
D**D
Works great
Replaced my old Toto unit and it worked better the valves brands. Only issue was setting the water height limit.
J**E
OEM with a long enough plus 4" flex hose seems to be the way to go.
Replaced my second off brand. The original toto lasted 10 years they only lasted 2 each. Back to Toto. Easy install. I used a new connector hose with a stainless connector nut. (cost $2 more than the standard nylon nut braided hose) and lengthened it 4" Super easy install, less than 15 minutes including draining the tank. Connector to the tank valve is finger tight plus 1/4 turn and it sealed perfectly. (I use tissue tied around the pipe below the connector left for a few hours. If Dry, no leak or seep.) I have another unit I replaced in 1987 and it is still going strong. Old American Standard Brass with float. It doesn't get better than that, but, for todays not made to last products, this one is OK. Worth the extra $10.
T**N
Perfect Toto part replacement kit.
This is a Toto part in a retail sales package. The part is a high quality product designed for a vast number of TOTO toilets. Instructions are very good and include a chart to match the model # stamped inside the water tank with the proper height adjustment guide on the replacement part. My setting was โ4โ and the toilet filled to the correct height. Replacing the complete fill valve assembly with this part will solve the problem with the water supply stopping and starting multiple times to fill tank. The actual defective part is a worn diaphragm that is a removable part. But I could not find just the diaphragm replacement that got good ratings. Spend the $ for this Toto part and solve the problem.
L**L
Works great
Fixed the toilet and was easy to do.
J**H
Toto fill valve
Perfect fit and function! My local plumbing store would have had to order it and it was $30 more
A**R
works great
Have ordered and used before , Quality item easy to install
O**6
Toto Universal fill valve
Just what I needed to replace an old fill valve on my older Toto toilet. No issues so far. WORKS GREAT Fast service Thanks
B**H
Works
Hey it works and easy instal. It was harder to take the old one out.
Trustpilot
2 days ago
3 weeks ago