# VIEGA reducing coupling 42x35 mm (muff) model 5240, metal press connection

**URL:** https://aio.lv/en/product--viega-111687--11834216
**Data updated:** 2026-03-09 14:46 (EET)
**Category:** Kitchen & Bathroom Faucets
**Manufacturer:** VIEGA
**Manufacturer code:** 111687
**EAN:** 4015211111687
**Warranty:** 2 Years
**Availability:** Available for order
**Price:** 10.99 €
**Prices and availability valid until:** 2026-07-26 23:59
**Price without VAT (21%):** 9.08 EUR
**Can be purchased by legal entities:** Yes (invoice)
**Buy:** https://aio.lv/en/product--viega-111687--11834216

## Delivery options

| Delivery method | Delivery time | Cost |
|---|---|---|
| Office pickup (2b. Kengaraga str., Riga, Latvia, LV-1063) | 14.07.2026 | free |
| Pickup points | 17.07.2026 | 1.89 EUR |
| Courier delivery to door | 17.07.2026 | 4.99 EUR |

## Summary description

VIEGA 5240 reducing coupling (mufa) 42x35 mm is a metal press-fit hydraulic fitting designed to join pipes of different diameters. Intended for plumbing and heating installations, it provides a secure, leak-resistant transition from 42 mm to 35 mm pipework. Suitable for use in potable water, heating circuits and general pipe joining where press connections are required.

## Long description

VIEGA reducing coupling 42x35 mm (muff) model 5240 is a metal press-fit hydraulic fitting designed to connect pipes of different diameters. The coupling provides a secure, leak-resistant transition from 42 mm to 35 mm pipework and is intended for plumbing and heating installations where press connections are required. Constructed from corrosion-resistant metal, this reducing coupling is suitable for use in potable water systems and heating circuits when installed according to applicable standards and guidelines.
Advantages
The metal press connection offers a reliable mechanical joint that is quick to install with compatible press tools and does not require soldering or threading. Its reducing geometry ensures a compact, low-profile connection between larger and smaller pipes while maintaining flow integrity. The design minimizes the risk of leaks when pressed correctly and is compatible with standard press-fit installation methods used in professional plumbing and heating work.
Suitable for
 Connecting 42 mm pipe to 35 mm pipe in potable water installations
 Reducing runs in heating systems and radiators
 General hydraulic and plumbing applications that use press-fit fittings
Key specifications
 Connection type: metal press-fit (muff/reducing coupling)
 Material: corrosion-resistant metal suitable for hydraulic press connections
 Pipe sizes: reduces from 42 mm to 35 mm
 Application: potable water and heating circuits
 Installation method: press tool system compatible with metal press fittings
How to use
Ensure both pipe ends are cut square, deburred and cleaned before installation. Insert the 42 mm and 35 mm pipes fully into the respective ends of the reducing coupling, following the manufacturer's insertion depth markings if present. Use a compatible press tool and jaws sized for the metal press coupling to perform the press operation at the designated press zones. Verify the pressed joints visually and, where applicable, perform pressure testing of the assembled system according to local regulations and standards.
Usage recommendations
Use manufacturer-recommended press tools and jaws sized for metal press fittings; follow local plumbing codes and the VIEGA instructions for potable water and heating applications. Avoid using damaged fittings and always inspect pipes for correct insertion depth and cleanliness prior to pressing.

## FAQ

### How much does the VIEGA reducing coupling 5240 42x35 mm cost, and is it available for purchase?

The price is 10.99 € (valid at the time of publication and already includes all taxes). The item is available for order — 22 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 14.07.2026 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/11834216/67234560_large.webp