# REHAU transition fitting RAUTITAN MX 20x1 GZ (model 11379951001)

**URL:** https://aio.lv/en/product--rehau-11379951001--11825596
**Data updated:** 2026-03-09 11:14 (EET)
**Category:** Home & DIY Accessories
**Manufacturer:** REHAU
**Manufacturer code:** 11379951001
**EAN:** 4007360256579
**Warranty:** 2 Years
**Availability:** Available for order
**Price:** 12.49 €
**Prices and availability valid until:** 2026-08-07 23:59
**Price without VAT (21%):** 10.32 EUR
**Can be purchased by legal entities:** Yes (invoice)
**Buy:** https://aio.lv/en/product--rehau-11379951001--11825596

## Delivery options

| Delivery method | Delivery time | Cost |
|---|---|---|
| Office pickup (2b. Kengaraga str., Riga, Latvia, LV-1063) | 27.07.2026 | free |
| Pickup points | 30.07.2026 | 1.89 EUR |
| Courier delivery to door | 30.07.2026 | 4.99 EUR |

## Summary description

Transition fitting for RAUTITAN MX piping systems by REHAU, size 20x1 GZ, model 11379951001. Designed to join RAUTITAN MX polymer pipes to threaded connections, this fitting provides a secure mechanical connection for plumbing and heating applications. Suitable for installation in potable water, central heating and renovation projects where a reliable pipe-to-thread transition is required.

## Long description

REHAU transition fitting RAUTITAN MX 20x1 GZ is a mechanical adapter intended for connecting RAUTITAN MX polymer pipes to threaded fittings. Designed by REHAU for plumbing and heating systems, it ensures a secure transition between plastic RAUTITAN MX tubing and metal or threaded components. The fitting is suitable for potable water installations, central heating circuits and renovation projects where a reliable pipe-to-thread connection is required.
Advantages
The transition fitting provides a robust mechanical connection that resists axial and radial loads typical of domestic plumbing and heating systems. Its design is compatible with RAUTITAN MX piping, enabling a watertight interface without additional adhesive or fusion processes. The compact form factor simplifies installation in confined spaces and supports long-term use in potable water and heating applications when installed according to manufacturer guidelines.
Suitable for
 Connecting RAUTITAN MX polymer pipes to threaded valves and fittings
 Domestic potable water distribution systems
 Central heating manifolds and radiators
 Renovation and retrofit projects requiring pipe-to-thread transitions
Key specifications
 Connection type: transition fitting for pipe to threaded male connection
 Pipe compatibility: RAUTITAN MX polymer pipe, nominal outer diameter 20 mm
 Thread size: 1 GZ (standard tapered/threaded male connection)
 Application: potable water and central heating systems
 Installation environment: indoor plumbing and heating installations, renovation sites
How to use
Prepare the RAUTITAN MX pipe by cutting squarely and deburring the cut end. Slide any required compression or securing components onto the pipe as specified by REHAU installation instructions, then insert the pipe into the fitting until the stop is reached. Tighten the threaded connection to the mating component using appropriate tools and recommended torque values to achieve a leak-free joint. Follow local plumbing codes and REHAU assembly instructions for pressure testing and system commissioning.
Usage recommendations
Install only with RAUTITAN MX pipes and compatible components. Verify material compatibility, operating pressures and temperatures for potable water or heating systems before installation. Use correct preparation tools and follow REHAU installation guidance to ensure a durable, leak-proof connection.

## FAQ

### How much does the REHAU RAUTITAN MX transition fitting 20x1 GZ cost, and is it available for purchase?

The price is 12.49 € (valid at the time of publication and already includes all taxes). The item is available for order — 14 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 27.07.2026 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 REHAU 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 REHAU 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/11825596/67227270_large.webp