Siamp Storm 33A DF Valve

The Storm 33A flush valve from Siamp is suitable for a variety of toilet cisterns thanks to it’s height adjustable design. The valve features a 2 part design which allows for easy servicing in future without having to remove the cistern.

A popular valve used by many leading manufacturers over the years including Twyfords and Vitra, and supplied installed within many DIY stores toilet cisterns

• Can be installed into plastic or ceramic cisterns
• Single flush, full cistern discharge
• Actuation effort below 20 Newton
• For lid holes ranging from 18 to 50mm, with or without collar depending on diameter
• Adjustable stirrup that fixes the cistern lid and enables a non alignment position
• Overflow can be cut in increments of 5mm
• High flush rate of 3.5l/s
• Foam pan seal supplied for compensating pan irregularity