# WAVIN reducer external 20×16 Pexal Tigrit M5 model 4064182 for plastic pipe connection

**URL:** https://aio.lv/en/product--wavin-4064182--11828347
**Data updated:** 2026-03-09 14:35 (EET)
**Category:** Home & DIY Accessories
**Manufacturer:** WAVIN
**Manufacturer code:** 4064182
**EAN:** 4026294897146
**Warranty:** 2 Years
**Availability:** Available for order
**Price:** 19.49 €
**Prices and availability valid until:** 2026-07-06 23:59
**Price without VAT (21%):** 16.11 EUR
**Can be purchased by legal entities:** Yes (invoice)
**Buy:** https://aio.lv/en/product--wavin-4064182--11828347

## Delivery options

| Delivery method | Delivery time | Cost |
|---|---|---|
| Office pickup (2b. Kengaraga str., Riga, Latvia, LV-1063) | 26.06.2026 | free |
| Pickup points | 01.07.2026 | 1.99 EUR |
| Courier delivery to door | 01.07.2026 | 4.99 EUR |

## Summary description

External pipe reducer by WAVIN, model 4064182, with 20 mm to 16 mm Pexal Tigrit M5 connection. Designed for connecting different-diameter plastic pipes in plumbing and heating systems. Provides a secure external transition between PEX/aluminum composite pipes, suitable for potable water, underfloor heating, and radiator connections where a reliable mechanical junction is required.

## Long description

The WAVIN reducer external 20×16 Pexal Tigrit M5 model 4064182 is a mechanical transition fitting designed to join plastic pipes of different diameters. It provides an external reduction from 20 mm to 16 mm and is intended for use with Pexal Tigrit composite pipe systems. The fitting is suitable for plumbing and heating installations where a secure, metal-reinforced connection between PEX/aluminum composite pipes is required for potable water, underfloor heating circuits, and radiator feeds.
Advantages
This external reducer offers a compact footprint and a straightforward mechanical connection compatible with Pexal Tigrit M5 systems. Its design ensures a consistent outer reduction profile that simplifies alignment and installation in tight spaces. The fitting is intended to maintain a reliable hydraulic seal and mechanical strength when used with the appropriate PEX-aluminium pipe and connection method, reducing the need for complex adapters or additional components.
Suitable for
Transitioning between 20 mm and 16 mm PEX/aluminum composite pipes
Potable water distribution lines in residential and commercial buildings
Underfloor heating manifolds and branch connections
Radiator feed lines and compact plumbing assemblies
Key specifications
Connection types: external reducer for Pexal Tigrit M5 composite pipes
Nominal diameters: 20 mm to 16 mm external reduction
Material compatibility: PEX/aluminum composite multilayer pipes (Pexal Tigrit)
Application environment: potable water and heating systems
Mechanical connection: designed for secure mechanical compression/joint with compatible fittings
How to use
Prepare both pipe ends by cutting them square and deburring the inner and outer edges. Slide the external reducer onto the larger-diameter pipe or position it according to the Pexal Tigrit M5 installation instructions, ensuring full insertion depth and correct alignment. Complete the mechanical joint using the recommended compression or crimping tool and procedure specified for Pexal Tigrit M5 fittings to achieve the intended seal and mechanical retention. Verify the connection visually and conduct a pressure test according to local plumbing standards before placing the system into service.
Usage recommendations
Use the WAVIN external reducer only with compatible Pexal Tigrit M5 pipes and approved installation tools. Follow manufacturer guidelines and local regulations for potable water and heating system installations, including pressure testing and thermal expansion allowances. Avoid using the fitting with incompatible pipe types or connection methods to ensure long-term system reliability.

## FAQ

### How much does the WAVIN external reducer 20×16 Pexal Tigrit M5 4064182 cost, and is it available for purchase?

The price is 19.49 € (valid at the time of publication and already includes all taxes). The item is available for order — 45 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 26.06.2026 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 WAVIN 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 WAVIN 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/11828347/67229376_large.webp