Order online at Screwfix.com. ½" bottom-entry plastic thread fill valve suitable for use with close-coupled toilets. Designed with silent fill technology. FREE next day delivery available, free collection in 1 minute.
www.screwfix.com
The syphon you have is a good one and can be easily fixed if not working correctly.
The Syphon looks like a Dudley Turbo, splits for easy maintenance, and in my view, probably one of the best on the market. Have one in each of my WC's.
If you need to find a tradesperson to get your job done, please try our local search below,
or if you are doing it yourself you can find suppliers local to you.
Select the supplier or trade you require, enter your location to begin your search.
Please select a service and enter a location to continue...
Are you a trade or supplier? You can create your listing free at DIYnot Local