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Siamp / Twyford Optima 49 Dual Flush Push Button Chrome | 34494909

Siamp / Twyford Optima 49 Dual Flush Push Button Chrome | 34494909


Regular price £9.95 GBP
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The Optima 49 siamp push button is compatible with the popular Optima dual flush valve used by various companies like Twyfords and Leicico. Also fitted to many suites supplied by the leading DIY stores

The button features an easy clean design and simply screws into the the flush valve.

Note: This is quite a generic looking push button, be advised it will only fit the Optima 49 Flush Valve

Push Buttons are specific to the manufacturer and the corresponding flush valve it is designed for regardless to if it ‘looks similar’ Ensure you check first with the installer or contact us before making your purchase if in any doubt

Please Note: Button may be supplied with Part Number 34494909 or 34494907; This in no way affects the product – it is the same item!

Features & Benefits

  • Suitable for the Optima 49 Valve Only
  • Old code 34494907
  • This Button is not ‘Universal’
  • Dual flush Operation for Close Coupled Cisterns
  • 48mm Diameter For standard cistern holes 38-44mm
  • For holes 20mm – 50mm use spacer supplied
  • Simply screws into flush valve
  • Genuine Siamp replacement Part
  • This button fits Twyford Optima 49
  • Can come in either unbranded or Siamp branded packaging

Note: This button will only fit the Optima 49 valve  – Please check your flush valve is an Optima 49 before purchasing and avoid disappointment

Product Specification

Product Code - 5PFS0010

Brand - Twyford

Manufacturer Code - 34494909

Weight - 0.06 kg

Valve - Mechanical

Product Search Tags - pushbutton flusher cistern

Product Type - Motorised Valve

EAN - 3247230089949

About  SIAMP

Founded in 1947, the firm knew from the beginning how to innovate in the sanitary market. From the early days it was obvious that it was at stake in the use of water, so SIAMP concentrated on developing technical solutions which respect this vital resource.

Now a major player in the sanitary equipment market, SIAMP is continually striving to improve the viability, the efficiency and the design of its products. Toilet seats, cisterns, flush valves, float valves, drainage, mounting frames, solutions for less able bodied people, for cladding, for maintenance or ventilation:

SIAMP designs, manufactures and distributes a large range of products and systems for toilet equipment. Worldwide partner of the major ceramic manufacturers and with hundreds of distributors, SIAMP is in constant touch with this ever-evolving market. Detecting consumers new requirements, concerned by sustainable development,

SIAMP is therefore the source of innovations, recognized by a large number of international patents. Apart from its Monaco factory, SIAMP is present in several locations in Europe and Asia with its subsidiaries in Turkey, Vietnam, India and China.

Delivery & Returns

Please Note: 

Free delivery and Express delivery services are not applicable for orders destined for international countries, specific out-of-area postcodes in the UK, and products requiring specialist delivery. A surcharge of £5.95 may be incurred for deliveries to out-of-area postcodes and £4.95 for specialist deliveries. For comprehensive information regarding out-of-area postcodes, kindly refer to the 'Out of Area Charges and Delivery Times' section below

We have a number of Home Delivery services available to you. Availability of these options will be shown at checkout.

Delivery Service Description Please Note Price
Free Delivery Within 3-4 working days (07:00 - 19:30hrs) Weekdays Only
(only applies to orders placed before 1pm)

FREE on Orders above £50*

Express Delivery Next Working Day (08:00 - 18:00hrs) Weekdays Only, applies to orders placed before 1pm Mon-Fri



PLEASE NOTE: Orders placed after 1pm, will be processed the following day, adding 1 working day to the delivery service. When selecting 'Next Working Day' - Orders placed after 1pm on a Thursday or anytime on Friday, will be delivered on the next working day which is the following Monday. For orders placed on a non-working day (Saturday or Sunday) please add 1 working day to your delivery date 


International Delivery

We do offer International shipping via DHL. Please contact us for a shipping quote. Delivery times are between 2-5 working days from dispatch for most destinations.



We have a 14-day return policy, which means you have 14 days after receiving your item to request a return.

To be eligible for a return, your item must be in the same condition that you received it, unused and in its original packaging. You’ll also need the proof of purchase such as order number or original email used when placing order.

To start a return, you can contact us at

If your return is accepted, we’ll send you a return shipping label, as well as instructions on how and where to send your package. Items sent back to us without first requesting a return will not be accepted.

You can always contact us for any return question at


Damages and issues

Please inspect your order upon reception and contact us immediately if the item is defective, damaged or if you receive the wrong item, so that we can evaluate the issue and make it right.


Exceptions / non-returnable items

Certain types of items cannot be returned, like custom products (such as special orders or personalised items). We also do not accept returns for hazardous materials, flammable liquids, or gases. Please get in touch if you have questions or concerns about your specific item.

Unfortunately, we cannot accept returns on gift cards.



The fastest way to ensure you get what you want is to return the item you have, and once the return is accepted, make a separate purchase for the new item.



We will notify you once we’ve received and inspected your return, and let you know if the refund was approved or not. If approved, you’ll be automatically refunded on your original payment method within 3-5 business days. Please remember it can take some time for your bank or credit card company to process and post the refund too.
If more than 15 business days have passed since we’ve approved your return, please contact us at

For more information about returns, please visit the link below

Returns & Exchanges

  • Free UK Shipping

    We offer Free UK Standard Shipping on ALL orders above £50. Your order will generally reach you within 2-5 working days from dispatch.

  • International Delivery

    We do offer International shipping via DHL. Please contact us for a shipping quote. Delivery times are between 2-5 working days from dispatch for most destinations.

  • Price Match Guarantee

    If you find a lower price on an identical item from a competitor, we will match it, ensuring you get the best deal available.

    Read More 

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