Grohe 4231400 New style EAU2 (AV1) Flush Valve ATS139

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New style EAU2 single pipe concealed dual flush valve, Also known as AV1. This valve has a single pipe and is compatible with the Grohe button ATS838B  It is approximately 280mm tall. Be aware that there is a taller version. Contact us if you need the taller version and we will order it in for you. 

Remember, when replacing the toilet flush valve, it is a good idea to also replace the inlet valve. These items have a similar lifespan and you don't want to be doing this job twice. Have a look at our inlet valves, they are probably much cheaper than you expect. (scroll down or look under “Inlet Valves” on the blue ribbon above) 

Also, for adjustment of your valve, have a look at our page explaining how they work. This will give a good idea of how to adjust them. Start with the single flush valves and then read about the dual flush valves.

The explanation is here:

Toilet manufacturers rarely make parts which look the same but are slightly different. Check the photos and dimensions and if it looks identical then it probably is.

If you have any queries related to this purchase, please don’t hesitate to contact us.

You can reach us by phone or text (0415 614 847). Outside of office hours you can email,

If you can text or email photos of your existing parts, that will greatly increase the chances that we can help you.

Remember that if you order the wrong product that you can simply return it undamaged within 30 days for a full refund.

If the mistake is yours then of course, you will need to pay return postage. If the mistake is ours, we will naturally bear all postage costs.

4231400 New style EAU2 single pipe dual flush valve

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Weight 0.4000
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