---
product_id: 417239511
title: "Base Sealing Washer 49 & Optima 50 Flush Valve 34490507, Multi-Colour"
brand: "siamp"
price: "€ 42.29"
currency: EUR
in_stock: true
url: https://www.desertcart.nl/products/417239511-base-sealing-washer-49-and-optima-50-flush-valve-34490507
store_origin: NL
region: Netherlands
---

# Multi-colour design 6.9cm dimensions 10g weight Base Sealing Washer 49 & Optima 50 Flush Valve 34490507, Multi-Colour

**Brand:** siamp
**Price:** € 42.29
**Availability:** ✅ In Stock

## Summary

> 🔧 Seal the Deal with Style!

## Quick Answers

- **What is this?** Base Sealing Washer 49 & Optima 50 Flush Valve 34490507, Multi-Colour by siamp
- **How much does it cost?** € 42.29 with free shipping
- **Is it available?** Yes, in stock and ready to ship
- **Where can I buy it?** [www.desertcart.nl](https://www.desertcart.nl/products/417239511-base-sealing-washer-49-and-optima-50-flush-valve-34490507)

## Best For

- siamp enthusiasts

## Why This Product

- Trusted siamp brand quality
- Free international shipping included
- Worldwide delivery with tracking
- 15-day hassle-free returns

## Key Features

- • **Precision Fit:** Engineered specifically for Siamp Optima 49 & 50 flush valves.
- • **Durable Material:** Crafted from high-quality rubber for long-lasting performance.
- • **Quality Assurance:** Meets SIAMP standards for reliability and safety.
- • **Lightweight Design:** Weighs only 10g, making installation a breeze.
- • **Vibrant Aesthetics:** Multi-colour option adds a touch of style to your plumbing.

## Overview

The SIAMPBase Sealing Washer 49 & Optima 50 Flush Valve 34490507 is a high-quality, multi-colour rubber washer designed exclusively for Siamp Optima flush valves. Weighing just 10g and measuring 6.9 x 6.9 x 0.3 cm, this washer ensures a perfect fit and long-lasting durability, meeting SIAMP standards for quality.

## Description

Base Sealing Washer 49 & Optima 50 Flush Valve 34490507, Multi-Colour

## Features

- Suitability: Suitable only for Siamp Optima 49 and Optima 50 flush valves
- Contents Base sealing washer only.
- Good quality product

## Technical Specifications

| Specification | Value |
|---------------|-------|
| Manufacturer | Siamp |
| Part number | 34490507 |
| Item Weight | 10 g |
| Product Dimensions | 6.9 x 6.9 x 0.3 cm; 10 g |
| Item model number | 34490507 |
| Color | Multi-colour |
| Material | Rubber |
| Item Package Quantity | 1 |
| Number Of Pieces | 1 |
| Measurement System | Metric |
| Specification met | SIAMP Standards |
| Included components | 1 x Siamp Base Sealing Washer for Optima 49 & Optima 50 Flush Valve 34490507 |
| Batteries Included? | No |
| Batteries Required? | No |

## Product Details

- **Material:** Rubber
- **Brand:** SIAMP
- **Item dimensions L x W x H:** 6.9 x 6.9 x 0.3 centimeters
- **Exterior finish:** Rubber
- **Inlet connection type:** Compression

## Images

![Base Sealing Washer 49 & Optima 50 Flush Valve 34490507, Multi-Colour - Image 1](https://m.media-amazon.com/images/I/81dkSOy2GSL.jpg)
![Base Sealing Washer 49 & Optima 50 Flush Valve 34490507, Multi-Colour - Image 2](https://m.media-amazon.com/images/I/818OjMQ8v7L.jpg)
![Base Sealing Washer 49 & Optima 50 Flush Valve 34490507, Multi-Colour - Image 3](https://m.media-amazon.com/images/I/818CZAy9baL.jpg)

## Frequently Bought Together

- Siamp Base Sealing Washer 49 & Optima 50 Flush Valve 34490507, Multi-Colour
- SIAMP 99B Bottom Entry Inlet Float Valve 1/2 inch 15mm Plastic 30996007, White

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**Shop now:** [https://www.desertcart.nl/products/417239511-base-sealing-washer-49-and-optima-50-flush-valve-34490507](https://www.desertcart.nl/products/417239511-base-sealing-washer-49-and-optima-50-flush-valve-34490507)

---

*Product available on Desertcart Netherlands*
*Store origin: NL*
*Last updated: 2026-01-24*