1/2 inch Siamp 99B bottom entry toilet cistern float / fill valve.
- Top quality - WRAS approved.
- Quick, silent filling.
- Overall height within cistern 28cm.
- Water level adjustable by simple manual screw turning (no tools needed).
- Sealing washer to fit valve within cistern. Conical shape for most effective seal.
- Replacement diaphragm washers easy to obtain.
The threaded part of this item has a 1/2 inch British standard pipe thread (the most common size), have a look at the BSPT link at the bottom of this page for more info.