# Viega 5085 full bypass 12 mm (DWZ) — plumbing fitting, model 109677

**URL:** https://aio.lv/en/product--viega-109677--11825456
**Data updated:** 2026-03-09 11:14 (EET)
**Category:** Home & DIY Accessories
**Manufacturer:** VIEGA
**Manufacturer code:** 109677
**EAN:** 4015211109677
**Warranty:** 2 Years
**Availability:** Available for order
**Price:** 7.49 €
**Prices and availability valid until:** 2026-08-02 23:59
**Price without VAT (21%):** 6.19 EUR
**Can be purchased by legal entities:** Yes (invoice)
**Buy:** https://aio.lv/en/product--viega-109677--11825456

## 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 5085 full bypass 12 mm (DWZ), model 109677, is a plumbing bypass/fitting designed for 12 mm installations. Manufactured by Viega and identified by EAN 4015211109677, this component provides a full bypass path within piping systems. It is intended for use in water distribution and heating applications where a 12 mm DWZ connection is required.

## Long description

Viega 5085 full bypass 12 mm (DWZ), model 109677, is a plumbing fitting engineered for 12 mm DWZ connections in potable water distribution and heating systems. The component provides a full bypass path within the piping layout, allowing fluid to be redirected or bypassed without disrupting the main line. Manufactured by VIEGA to common European installation dimensions, this bypass fitting is intended for integration where a reliable 12 mm bypass connection is required.
Advantages
The bypass offers a full-flow bypass route that maintains system continuity while isolating or rerouting flow. Its 12 mm DWZ compatibility ensures dimensional fit with standard 12 mm copper and similar tubing systems. Designed for typical plumbing and heating environments, the fitting supports straightforward installation and mechanical stability once properly connected.
Suitable for
Domestic and commercial potable water distribution with 12 mm piping
Heating circuits and radiator connections requiring bypass capability
Installation points where temporary or permanent flow diversion is needed
Key specifications
Connection size: 12 mm DWZ
Function: full bypass plumbing fitting
Application: water distribution and heating systems
Material compatibility: designed for use with standard 12 mm tubing (e.g., copper, compatible alloys)
How to use
Integrate the Viega 5085 full bypass into the piping run at the designated bypass location using the appropriate joining method for 12 mm DWZ connections. Ensure pipes and fitting ends are clean, properly prepared, and aligned before assembly. Follow local plumbing codes and the installer’s guidelines to secure leak-tight joints and to verify correct flow direction and bypass operation after installation.
Usage recommendations
Before installation, confirm compatibility with the system medium and operating temperatures. Use recommended joining techniques for DWZ connections and perform pressure testing after assembly to verify sealing. Where applicable, follow manufacturer installation instructions and local regulations for potable water and heating installations.
Viega 5085 full bypass 12 mm (DWZ) is presented here with clear functional information to assist selection and proper installation in 12 mm water and heating plumbing systems.

## FAQ

### How much does the Viega 5085 full bypass 12 mm (DWZ) cost, and is it available for purchase?

The price is 7.49 € (valid at the time of publication and already includes all taxes). The item is available for order — 38 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/11825456/67227163_large.webp