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Another common question we regularly get asked is "what size Syphon do I need to order?" Most Syphons range in size from 7.5" up to 10.5" in height, for the Macdee range of Siphons you measure up from the bottom of the bell housing, to the lip of the top cap, where the two plastics join. You can see the guide below for reference:

If your toilet doesn't stop filling up or is constantly hissing it is down to two issues, the first would be the bottom seal on the flushing valve being warped in some way, constantly letting water flow into the pan, and such having the inlet valve fill up the cistern constantly. Or the more second common issue, with the internal diaphragm. Unfixed inlet valves can add a hefty amount to your water bill if left unattended, and should hopefully be fixed at the nearest possible time. We stock a large range of the UK's leading brands, if you can identify...

Our range of Macdee Single Flush Pneumatic Valves & Thomas Dudley Pintos are now back into stock. You can purchase them by following the following links: https://www.toiletspareparts.com/collections/derwent-macdee-toilet-spares/products/derwent-macdee-single-flush-pneumatic-compact-flush-valve https://www.toiletspareparts.com/collections/thomas-dudley-toilet-spares/products/thomas-dudley-pinto-pneumatic-flush-valve-316129 Don't need a full valve? We also stock spare bellows that you can find below: https://www.toiletspareparts.com/products/derwent-macdee-pneumatic-compact-flush-valve-bellows?variant=34816961923

Is your toilet 'chugging' as you try to flush it? Your siphon / syphon more than likely has a torn diaphragm membrane, this is quite a cheap and easy fix for most brands currently on the UK Market. If you are unsure on what brand you have, you can check our previous guide here: identifying-your-toilet-flush-valve One of the most common brands currently installed in most cisterns is Macdee by Wirquin, their products can be found from Scotland to Ireland in different range of colours as over the years as they have updated their branding, but it is 100% the same syphon. Please...

Are you having issues with identifying the correct flushing valve that you need for your toilet? Below you'll find a short guide on how to correctly gauge what you require.  If you are still unsure you can easily contact us via email or the chat-box in the corner and we'll be happy to guide you through it. Step One: The first step you'll need to do is identify the brand of your particular valve, this is usually stamped onto the top or side of the plastic. Failing this the branding on the cistern or toilet might be the actual manufacturer of...