# kfa² flexible connection hose Wężyk przyłączeniowy GW/GW 1/2" x 1/2" (644-020-12)

**URL:** https://aio.lv/en/product--kfa-644-020-12--11855431
**Data updated:** 2026-03-09 17:31 (EET)
**Category:** Kitchen & Bathroom Faucets
**Manufacturer:** kfa²
**Manufacturer code:** 644-020-12
**EAN:** 5907571640305
**Warranty:** 2 Years
**Availability:** Available for order
**Price:** 5.99 €
**Prices and availability valid until:** 2026-07-18 23:59
**Price without VAT (21%):** 4.95 EUR
**Can be purchased by legal entities:** Yes (invoice)
**Buy:** https://aio.lv/en/product--kfa-644-020-12--11855431

## Delivery options

| Delivery method | Delivery time | Cost |
|---|---|---|
| Office pickup (2b. Kengaraga str., Riga, Latvia, LV-1063) | 08.07.2026 | free |
| Pickup points | 13.07.2026 | 1.99 EUR |
| Courier delivery to door | 13.07.2026 | 4.99 EUR |

## Summary description

Flexible connection hose by kfa², model 644-020-12, with female thread to female thread (GW/GW) sized 1/2" x 1/2". Designed for connecting plumbing fixtures and fittings, it provides a flexible link between water supply lines and devices. Suitable for household installations where a 1/2" female connection is required.

## Long description

kfa² flexible connection hose Wężyk przyłączeniowy GW/GW 1/2" x 1/2" (644-020-12) is a flexible plumbing hose intended to connect water supply lines to fixtures and fittings with female 1/2" threads. Manufactured by kfa², this hose offers a movable link that facilitates installation in confined or offset spaces and compensates for minor misalignments between fixed pipes and appliances. The construction balances flexibility and pressure resistance appropriate for typical household cold and hot water connections where a 1/2" female-to-female link is required.
Advantages
The hose provides ease of installation thanks to its flexible body and standardized 1/2" female fittings, allowing quick connection without rigid pipe alignment. Its design reduces the need for precision pipe positioning, minimizes stress on fixture inlets, and simplifies replacement or maintenance of valves, taps, and appliances. Compatibility with common domestic plumbing standards ensures straightforward integration into existing systems.
Suitable for
Connecting taps, mixers, and faucets to water supply lines
Linking household appliances such as water heaters or dishwashers where female 1/2" connections are present
Temporary or permanent connections in bathrooms and kitchens
Retrofit and replacement tasks in residential plumbing
Key specifications
Connection type: female thread to female thread
Connection size: 1/2" x 1/2"
Application: cold and hot water supply for household use
Flexibility: designed to accommodate alignment variations and confined spaces
Material: flexible hose construction suitable for domestic plumbing (metal/plastic composite as per manufacturer design)
How to use
Shut off the water supply before installation. Ensure mating fittings on both the supply line and fixture are compatible 1/2" female threads and are clean and undamaged. Hand-start threaded connections to avoid cross-threading, then tighten securely with appropriate tools without over-torquing to prevent damage to threads or sealing elements. After installation, open the water supply and inspect for leaks at both connections; retighten if necessary. Periodically check the hose for wear or signs of leakage and replace it if any defects are found.
Usage recommendations
The hose is intended for standard residential water connections; avoid exposure to pressures or temperatures beyond those specified by the appliance or local plumbing regulations. Use compatible sealing materials if required by the installation, and follow routine inspections to ensure long-term reliability.

## FAQ

### How much does the kfa² connection hose 1/2" x 1/2" 644-020-12 cost, and is it available for purchase?

The price is 5.99 € (valid at the time of publication and already includes all taxes). The item is available for order — 35 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 08.07.2026 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 kfa² 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 kfa² 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/11855431/67253752_large.webp