Siamp Storm 33A Single Flush Valve and Push Button 32335510

£14.20 (inc. VAT)

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

Siamp is unanimously considered to be a worldwide leader in innovation and modern technical solutions in the sanitary market. Every product designed and manufactured by Siamp encompasses their main principles of efficiency, viability and sustainability

Bulk discount

Quantity Price (inc. VAT)
1 -13 £14.20
14 -27 £13.81
28 -41 £13.61
42 + £13.34

260 in stock

From £3.00 inc VAT postage
Buying in bulk? Get in touch for a quote

EAN: 3247230071319 SKU: 6MAS7597 Categories: , , ,


  • WRAS Approved
  • Single, simple action flush valve
  • Adjustable height from 305 to 415mm
  • 2″ (51mm) outlet
  • Made from strong heavy duty quality plastic
  • Suitable for plastic and ceramic cisterns
  • Adjustable stirrup tolerates basic off-centering of old cisterns
  • Overflow can be cut in increments of 5mm
  • For standard 38-40mm cistern lid hole
  • Optional spacer avaiable for lid holes ranging from 18mm – 50mm
  • Innovative and efficient design
  • Includes stylish chrome plated flush button
  • Easily maintained

Siamp’s 2″ cistern bayonet fixing is standard throughout the range, enabling to interchange valves to suit your requirements

Installation Instructions

Additional information

Weight 0.60 kg

Manufactured in

Product MPN



Product Type


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