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🚿 Upgrade your flush game with Roca’s precision-engineered valve — because your bathroom deserves the best!
The Roca Dual Flush Cistern Valve AH0004800R features a 51mm FNPT threaded rod design for secure fitting, crafted from durable stainless steel. Its easy twist-out mechanism simplifies maintenance, while CE and RoHS certifications ensure global compliance. With over a century of expertise, Roca delivers a reliable, high-quality valve that enhances your bathroom’s efficiency and style.








| ASIN | B00HXXYY04 |
| Best Sellers Rank | 3,897 in DIY & Tools ( See Top 100 in DIY & Tools ) 5 in Toilet Parts |
| Brand | Roca |
| Connector Type | Threaded |
| Customer Reviews | 4.6 out of 5 stars 1,966 Reviews |
| Exterior Finish | Chrome/Chrome |
| Exterior finish | Chrome/Chrome |
| Global Trade Identification Number | 08433290230062 |
| Inlet Connection Size | 51 Millimeters |
| Inlet Connection Type | propeller |
| Inlet connection size | 51 Millimeters |
| Inlet connection type | propeller |
| Item Dimensions | 34.2 x 8.4 x 8.2 centimetres |
| Item Weight | 0.32 Kilograms |
| Item dimensions L x W x H | 34.2 x 8.4 x 8.2 centimetres |
| Manufacturer | Roca |
| Material | Stainless Steel |
| Model Number | AH0004800R |
| Number of Ports | 2 |
| Outlet Connection Size | 51 Millimeters |
| Outlet Connection Type | FNPT |
| Part Number | AH0004800R |
| Size | 13.5 inches |
| Smart Home Compatibility | Not Smart Home Compatible |
| Specification Met | CE, RoHS |
| Thread Size | 51 millimeters |
| Thread Type | FNPT |
| UPC | 790295526070 |
| Unit Count | 1.0 count |
| Valve Type | Float Valve |
M**I
Fitted perfectly
Exactly what I needed good quality. Easy to fix.
A**Y
Perfect
Easy to fit and does the job
J**S
Fixed toilet within 5 mins
Just what was described - happy that i could even find this product on amazon let alone get it within a day or 2. I had broken mine while trying to fix a leaking toilet. Once i got this it really is a quick fix just unscrew the old one and screw this one in. Took me 5 mins to install. Would give 5 stars but would like to see it a little cheaper as its just a bit of plastic at the end of the day. However if you need it you need it.
P**L
A great unit, careful to install following the tips I mentioned
Once you know how to do it, you can, very easily. Observe some tips: Before inserting the new valve into the cradle that you've sealed inside the cistern, the two slots need to be in place before you can properly line up the lugs and then twist. Also, apply a little petroleum jelly to the lugs, not only to aid installation when twisting, but also for future removal since my old one was really stuck hard. Otherwise, a good unit that instantly stopped my previous leak into the pan. Packaging is inadequate Amazon!!! This was only inside a plastic bag, no paper or bubble wrap. It can easily be broken. Fortunately, mine was not.
K**A
Best Value
This website has the best deals
A**Y
Straight fit replacement
Straight replacement. Easy fit with no need to turn the water off
J**N
quality as description
Absolutely fit my need
D**Y
Don’t need extra washers.
Exact replacement for a faulty device. Easy to install.
F**I
produit très fiable.
Si vous avez un WC Roca, pas besoin de tout démonter pour remplacer la pièce, bien mesurer la hauteur.
F**C
Conforme
Conforme à l'ancien modèle qui était bien détérioré installation facile je recommande
A**.
Passt perfekt
schnelle Lieferung, wirklich original Roca
D**I
Perfecto
Perfectamente compatible con WC Roca y fácil de instalar.
D**E
Perfetto
Perfetto!!!
Trustpilot
3 weeks ago
2 days ago