# VIEGA 4718 Trójnik 16 Pexfit — pipe fitting tee 16 mm

**URL:** https://aio.lv/en/product--viega-608781--11825605
**Data updated:** 2026-03-09 11:14 (EET)
**Category:** Home & DIY Accessories
**Manufacturer:** VIEGA
**Manufacturer code:** 608781
**EAN:** 4015211608781
**Warranty:** 2 Years
**Availability:** Available for order
**Price:** 9.99 €
**Prices and availability valid until:** 2026-08-02 23:59
**Price without VAT (21%):** 8.26 EUR
**Can be purchased by legal entities:** Yes (invoice)
**Buy:** https://aio.lv/en/product--viega-608781--11825605

## Delivery options

| Delivery method | Delivery time | Cost |
|---|---|---|
| Office pickup (2b. Kengaraga str., Riga, Latvia, LV-1063) | 21.07.2026 | free |
| Pickup points | 24.07.2026 | 1.89 EUR |
| Courier delivery to door | 24.07.2026 | 4.99 EUR |

## Summary description

VIEGA 4718 Trójnik 16 Pexfit is a Pexfit series pipe fitting tee designed for 16 mm piping systems. Manufactured by VIEGA, this trójnik (tee) provides a three-way branch for polyethylene pipe installations, enabling reliable connections in water supply and heating circuits. Suitable for use in residential and light commercial plumbing where 16 mm PEX lines are required.

## Long description

VIEGA 4718 Trójnik 16 Pexfit — pipe fitting tee 16 mm is a three-way fitting from the Pexfit series designed for 16 mm polyethylene (PEX) piping systems. Manufactured by VIEGA, this tee provides a reliable branch connection for potable water distribution and heating circuits. The fitting is intended for use with 16 mm PEX pipes and is suitable for residential and light commercial installations where compact, robust connections are required.
Advantages
The Pexfit 16 mm tee offers a compact footprint and consistent dimensional tolerance to ensure a secure fit with compatible 16 mm PEX pipes. Constructed to meet industry standards for plumbing fittings, it supports reliable hydraulic performance and reduces the risk of leaks when installed correctly. The design facilitates straightforward integration into existing PEX networks and is appropriate for systems that require stable flow distribution or branching.
Suitable for
 Domestic potable water distribution with 16 mm PEX lines
 Underfloor heating manifolds and small heating circuits
 Branching runs in apartment and house installations
 Light commercial plumbing applications using 16 mm PEX tubing
Key specifications
 Type: three-way tee fitting for PEX piping
 Pipe size compatibility: 16 mm
 Material: PEX-compatible fitting (manufactured by VIEGA to match Pexfit system requirements)
 Application: potable water and heating circuits
 Installation: press/connection type compatible with Pexfit system (follow system-specific joining method)
How to use
Prepare the 16 mm PEX pipes by cutting square and deburring the pipe ends. Insert the prepared pipe ends into the tee sockets according to the Pexfit system instructions and apply the specified joining method for the Pexfit series. Verify full insertion depth and proper alignment before completing the joint. After assembly, test the system under working pressure to confirm leak-tight performance. Refer to VIEGA Pexfit documentation for torque, tool selection, and any temperature or pressure limits that apply to the installed system.
Usage recommendations
Use only compatible 16 mm PEX tubing and follow VIEGA Pexfit installation guidelines and local plumbing codes. Inspect connections after pressure testing and avoid exposing the fitting to direct UV radiation or chemical agents that could affect PEX materials. For complex layouts or unfamiliar installations, consult a qualified plumber familiar with PEX systems.

## FAQ

### How much does the VIEGA 4718 Trójnik 16 Pexfit cost, and is it available for purchase?

The price is 9.99 € (valid at the time of publication and already includes all taxes). The item is available for order — 6 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 21.07.2026 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 VIEGA 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 VIEGA 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/11825605/67227279_large.webp