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Siamp
Siamp, founded in 1947, is a global leader in sanitary equipment innovation, manufacturing high-quality toilet systems including flush valves, inlet valves, wall frames, toilet seats, and concealed cisterns. Known for its commitment to hygiene, comfort, and water-saving technology, Siamp combines cutting-edge R&D with sustainable solutions. Trusted by major ceramic brands worldwide, Siamp ensures performance, durability, and easy installation across its certified, ISO 9001-compliant product range.
11/2" Siamp Optima 50 Valve and Button C/W Raised Button
32500210
The Siamp Optima 50 flush valve 32500210 features a 2" outlet and 470mm cable, providing reliable and efficient flushing for a wide range of toilet cisterns. Designed for easy installation and long-lasting performance, this universal flush valve ensures quiet operation, precise water control, and hassle-free maintenance - perfect for cistern repairs, upgrades, and plumbing projects.
£28.27 incl tax
2" Siamp Skipper Valve and Button
32456010
The Skipper 45 Flush Valve SKU 32456010 is a reliable and efficient toilet flush mechanism designed for smooth operation and consistent performance. Ideal for repairs and replacements, it delivers dependable flushing for modern WC systems in domestic and commercial bathrooms.
£27.12 incl tax
Siamp 99T 1/2" Inlet Ball Valve Bottom Entry - BRASS Thread
30992110 (10)
The Siamp 99T 1/2" brass bottom entry fill valve is a high-performance toilet cistern inlet valve suitable for both high and low water pressure systems. Designed for quiet, efficient operation and long-lasting durability, this universal fill valve is ideal for toilet repairs, replacements and plumbing upgrades across a wide range of cisterns.
£20.32 incl tax
Siamp Compact 95L Side Inlet Valve 1/2"
30950607SP (10)
The Siamp SP026370 1/2" Plastic Tail Side Float Valve (95L) is a reliable side entry inlet valve designed for ceramic and plastic toilet cisterns. Suitable as a direct replacement, it ensures consistent filling performance and efficient water control for domestic toilet systems. Supplied under product code 30950607.
£16.47 incl tax
Siamp Diaphragm Washer
34951309
Restore your toilet’s flushing performance with the Siamp Diaphragm Washer 34951309, a reliable replacement part for maintaining smooth and efficient cistern operation. Ideal for fixing common flush issues, this toilet diaphragm washer is a must-have plumbing spare for quick repairs and long-lasting performance.
£3.43 incl tax
Siamp Optima 49 Dual Flush Button
34494909
The Siamp Optima 49 Button (34494909) is a durable, easy‑to‑install dual flush toilet cistern button designed for reliable performance and water‑saving operation. Compatible with a wide range of dual flush systems, this sleek push‑button control helps reduce water use while delivering smooth, consistent flush actuation — ideal for bathroom upgrades and cistern replacements.
£9.53 incl tax
Siamp Optima 50 Dual Flush Button
34495009
The Optima 50 Button SKU 34495009 is a durable and stylish dual flush actuator designed for modern concealed cistern systems. Offering smooth operation and reliable performance, it’s ideal for bathroom upgrades, repairs, and replacement flush mechanisms in domestic and commercial installations.
£9.51 incl tax
Siamp Storm Valve and Button 33A
32335510
The Siamp Storm 33A 32335510 is a durable and reliable toilet cistern fill valve designed for fast refill and quiet operation. Suitable for a wide range of cisterns, this high-quality valve ensures easy installation, precise water control, and long-lasting performance - ideal for cistern repairs, replacements, and bathroom plumbing projects.
£29.06 incl tax
Siamp Deluxe Universal Component Cistern Pack (99T)
37998110 (10)
The Siamp Deluxe Optima 50 / 99T Component Pack 37998110 is a complete toilet cistern repair kit, combining a reliable Optima 50 flush valve with the popular 99T fill valve. Designed for universal compatibility, this high-quality cistern component pack ensures efficient flushing, quiet refill and long-lasting performance - ideal for toilet repairs, replacements and plumbing maintenance.
£38.98 incl tax
Siamp Optima 49 Dual Flush Toilet Valve 32499910
32499910
The Siamp Optima 49 Dual Flush Valve 32499910 delivers efficient, reliable flushing for modern toilet cisterns. Designed for easy installation and universal compatibility, this high-quality dual flush valve provides water-saving control for both full and reduced flushes while ensuring quiet operation and long-lasting performance - ideal for cistern repairs and bathroom upgrades.
£26.53 incl tax
Siamp Optima Seal
34490507
The Siamp Base Sealing Washer 34490507 is designed for use with Optima 49 and Optima 50 toilet cistern flush valves. It provides a reliable sealing solution to prevent leaks and maintain efficient cistern performance. Ideal for toilet repairs, maintenance and flush valve replacements.
£5.21 incl tax
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