# SANHA coupling SANHA-Therm Mufa ZWxZW 18 — copper press fitting DN18

**URL:** https://aio.lv/en/product--sanha-12427018--11817509
**Data updated:** 2026-03-09 11:04 (EET)
**Category:** Power Tools Accessories
**Manufacturer:** SANHA
**Manufacturer code:** 12427018
**EAN:** 4021343327667
**Warranty:** 2 Years
**Availability:** Available for order
**Price:** 5.49 €
**Prices and availability valid until:** 2026-07-21 23:59
**Price without VAT (21%):** 4.54 EUR
**Can be purchased by legal entities:** Yes (invoice)
**Buy:** https://aio.lv/en/product--sanha-12427018--11817509

## 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

SANHA-Therm Mufa ZWxZW 18 is a SANHA copper press coupling for 18 mm pipe connections. Designed for use in heating and plumbing systems, it provides a press-fit joint without soldering. Suitable for potable water and central heating installations where reliable, leak-tight copper fittings are required. Compatible with standard press tools for secure installation.

## Long description

The SANHA coupling SANHA-Therm Mufa ZWxZW 18 — copper press fitting DN18 is a press-fit coupling designed for 18 mm copper pipe connections in heating and plumbing systems. It forms a mechanical joint using a press tool, eliminating the need for soldering and reducing installation time. The fitting is intended for fixed installations in potable water and central heating circuits and is compatible with common press systems used in professional plumbing and HVAC work.
Advantages
This copper press coupling provides a reliable, leak-tight connection when installed with a compatible press tool and pressing profile. The press-fit design enables fast installation without open flame or flux, improving safety on site and simplifying work in confined spaces. Made of copper, the fitting offers corrosion resistance and thermal conductivity suitable for hot-water and heating applications. The coupling is compact and designed for straightforward alignment of 18 mm copper pipes.
Suitable for
Connecting 18 mm copper pipes in potable water systems
Joining copper pipe sections in central heating circuits
Retrofit and new-build plumbing and heating installations
Situations where soldering or brazing is impractical or not permitted
Key specifications
Material: copper suitable for plumbing and heating use
Connection type: press-fit coupling for 18 mm pipe diameter
Application: potable water and central heating systems
Installation method: mechanical pressing with compatible press tool and jaws
Suitable for fixed pipework installations and indoor use
How to use
Prepare the copper pipes by cutting to length, deburring, and cleaning the pipe ends. Mark insertion depth on the pipe, insert fully into the coupling, and verify correct alignment. Use a compatible press tool and approved pressing jaws or profiles designed for copper press fittings to make the joint according to tool manufacturer instructions. Inspect the joint visually after pressing to ensure the fitting is fully compressed and that there are no visible gaps or misalignment.
Usage recommendations
Use only press tools and jaws recommended for copper press fittings and follow local codes for potable water and heating installations. Check compatibility with the specific press system in use and perform pressure testing after installation as required. Store fittings in a dry environment and protect from mechanical damage before installation.

## FAQ

### How much does the SANHA coupling SANHA-Therm Mufa ZWxZW 18 cost, and is it available for purchase?

The price is 5.49 € (valid at the time of publication and already includes all taxes). The item is available for order — 117 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 SANHA 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 SANHA 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/11817509/67219296_large.webp