# SiGMA-Li R6350 Pipe Reducer 63x50mm

**URL:** https://aio.lv/en/product--sigma-li-r6350--12481916
**Data updated:** 2026-05-27 18:00 (EEST)
**Category:** Home & DIY Accessories
**Manufacturer:** SiGMA-Li
**Manufacturer code:** R6350
**Warranty:** 2 Years
**Availability:** Available for order
**Price:** 5.99 €
**Prices and availability valid until:** 2026-08-15 23:59
**Price without VAT (21%):** 4.95 EUR
**Can be purchased by legal entities:** Yes (invoice)
**Buy:** https://aio.lv/en/product--sigma-li-r6350--12481916

## Delivery options

| Delivery method | Delivery time | Cost |
|---|---|---|
| Office pickup (2b. Kengaraga str., Riga, Latvia, LV-1063) | 04.08.2026 | free |
| Pickup points | 07.08.2026 | 1.79 EUR |
| Courier delivery to door | 07.08.2026 | 4.99 EUR |

## Summary description

The SiGMA-Li R6350 is a high-quality pipe reducer designed for plumbing and heating systems. It features a 63mm to 50mm diameter transition, ensuring a secure and reliable connection between pipes of different sizes. This durable fitting is essential for professional installation, providing optimal flow and system integrity in residential or commercial piping networks.

## Long description

The SiGMA-Li R6350 pipe reducer is a precision-engineered component designed to facilitate a seamless transition between pipes with different diameters. Specifically crafted for 63mm to 50mm connections, this fitting is an essential element for maintaining the efficiency and structural integrity of modern plumbing and heating systems. Its robust construction ensures long-term reliability in both residential and commercial piping networks, providing a secure seal that prevents leaks and maintains consistent pressure throughout the system.
Advantages
This pipe reducer offers exceptional durability and resistance to the stresses typically found in fluid transport systems. By allowing for a smooth reduction in pipe size, it helps maintain optimal flow dynamics, which is critical for the overall performance of heating and water distribution networks. The high-quality materials used in its manufacturing ensure that the connection remains stable over time, reducing the need for frequent maintenance or repairs. Its design is optimized for professional installation, ensuring that it fits perfectly into existing infrastructure without compromising the system's integrity.
Suitable for
Connecting 63mm and 50mm pipes in plumbing systems
Integrating different pipe sizes in central heating networks
Residential water supply installations
Commercial piping infrastructure projects
When it may not be suitable
This reducer is not intended for use with pipe materials that are incompatible with its specific design or connection method. It should not be used in high-pressure industrial applications that exceed the manufacturer's specified pressure ratings or in systems involving highly corrosive chemicals that could degrade the fitting material.
Key specifications
Primary diameter: 63mm
Secondary diameter: 50mm
Material: High-quality plumbing grade construction
Application: Plumbing and heating systems
How to use
To install the SiGMA-Li pipe reducer, ensure that the pipe ends are clean, dry, and free of debris or burrs. Align the reducer with the 63mm pipe on one side and the 50mm pipe on the other. Depending on the specific piping system, apply the appropriate joining method, such as mechanical compression or thermal welding, ensuring that the connection is fully seated and tightened according to standard plumbing practices. Once installed, perform a pressure test to verify that the connection is secure and leak-free before fully commissioning the system.
What to consider before purchase
Verify the outer diameter of your existing pipes to ensure compatibility with the 63mm and 50mm specifications
Check the material compatibility of your current piping system with this fitting
Ensure you have the necessary tools for the specific installation method required by your pipe type
Usage recommendations
Always follow local building codes and professional plumbing standards when installing pipe fittings to ensure safety and system longevity.

## FAQ

### How much does the SiGMA-Li R6350 Pipe Reducer 63x50mm cost, and is it available for purchase?

The price is 5.99 € (valid at the time of publication and already includes all taxes). The item is available for order — 4 pcs. are in stock, and you can place your purchase right now with delivery across Latvia and Europe or choose pickup at the Riga collection point. We offer favorable purchase terms, including the option to split the payment into convenient monthly installments. Availability and price are updated in real time, so we recommend placing your order in advance.

### If I order this product today, when will I receive my order?

If you place your order today, delivery will be as fast and convenient as possible. You will be able to pick up your order on 04.08.2026 at the Riga pickup point or choose delivery across Latvia and Europe. We carefully inspect every purchase and pack it securely for safe transportation.

### What payment options are available?

AiO.lv offers several payment methods: Bank transfer, Bank cards on-line, Apple Pay, Google Pay. All transactions are 100% secure and encrypted.

### Can this product be purchased for a company (with VAT)?

Yes. AiO.lv works with legal entities in Latvia and across Europe. The product price already includes VAT. For certain product categories, as well as for companies from other EU countries with a valid VAT number, a 0% VAT rate may apply. We issue the invoice immediately after the order is placed, support electronic BIS invoices, and automatically generate all necessary accounting documents. You can complete the purchase for a company online — simply select the company profile and choose bank transfer as the payment method during checkout.

### What is the warranty period?

All SiGMA-Li products come with an official 2 Years warranty. It covers all manufacturing defects and malfunctions that may occur during use. The warranty is valid at all authorized SiGMA-Li service centers and through AiO.lv

### Can the product be returned after purchase?

Yes, you can return the product within 14 days of purchase if you bought it as a consumer (not a legal entity). Returns are possible without giving any reason — the main condition is that the product retains its original appearance and full set of accessories. We will make the process as simple and convenient as possible: just contact our customer support team, and we will help you arrange the return.

### Where should I contact for warranty service?

For warranty-related questions you can contact the AiO.lv (SIA VSPRO) customer support team. More information about warranty service: https://aio.lv/en/warranty

## Image

https://aio.lv/img/cache/product/12481916/68806140_large.webp