Stelrad Doulton (Allia) OPTIMA WC siphon
- A replacement internal siphon assembly suitable for OPTIMA model of WC
- Supplied with "C" link & syphon sealing washers with lock nut.
- Click small photo 1 for OPTIMA WC details
- Close coupling washer not supplied
- This siphon is for wash down pans only. For siphonic pans click here.