# DARCO ZWS Round Coupling for Hot Air Distribution, 125mm

**URL:** https://aio.lv/en/product--darco-dgp125zws--4919820
**Data updated:** 2026-06-10 09:30 (EEST)
**Category:** Fireplaces & Stoves
**Manufacturer:** DARCO
**Manufacturer code:** DGP125ZWS
**EAN:** 5900309094012
**Warranty:** 2 Years
**Availability:** Available for order
**Price:** 3.99 €
**Prices and availability valid until:** 2026-07-18 23:59
**Price without VAT (21%):** 3.30 EUR
**Can be purchased by legal entities:** Yes (invoice)
**Buy:** https://aio.lv/en/product--darco-dgp125zws--4919820

## Delivery options

| Delivery method | Delivery time | Cost |
|---|---|---|
| Office pickup (2b. Kengaraga str., Riga, Latvia, LV-1063) | 26.06.2026 | free |
| Pickup points | 01.07.2026 | 1.99 EUR |
| Courier delivery to door | 01.07.2026 | 4.99 EUR |

## Summary description

The DARCO ZWS round coupling is a specialized component designed for efficient hot air distribution systems. With a diameter of 125mm, this coupling ensures a secure and airtight connection between ventilation ducts, facilitating optimal airflow in heating and air distribution installations. Constructed for durability and reliability, it is an essential element for professional HVAC and fireplace heat distribution setups.

## Long description

The DARCO ZWS round coupling is a high-quality component engineered for the seamless integration of hot air distribution systems. Designed with a 125mm diameter, this coupling provides a robust and airtight connection between ventilation ducts, ensuring that heated air is transported efficiently throughout your building. Its construction is focused on durability and thermal resistance, making it a reliable choice for professional HVAC installations and fireplace heat distribution networks.
Advantages
This coupling offers exceptional structural integrity, which is vital for maintaining system pressure and preventing heat loss in ductwork. The precision-engineered design allows for quick and secure assembly, significantly reducing installation time while ensuring a tight seal that minimizes air leakage. Its material composition is specifically selected to withstand the elevated temperatures associated with hot air distribution, providing long-term reliability and consistent performance in demanding environments.
Suitable for
Hot air distribution systems from fireplaces
HVAC ventilation ducting
Residential and commercial heating installations
Airflow management in heat recovery systems
When it may not be suitable
This component is not intended for use in high-pressure industrial exhaust systems or environments where corrosive gases are present. It is specifically designed for standard hot air distribution and should not be used for flue gas extraction or chimney liners.
Key specifications
Diameter: 125mm
Material: Heat-resistant steel
Application: Hot air distribution
Connection type: Round duct coupling
How to use
To install the DARCO ZWS round coupling, ensure that the duct ends are clean and free of debris. Slide the coupling over the ends of the ventilation ducts until a secure fit is achieved. For optimal performance and to ensure an airtight seal, it is recommended to use appropriate sealing tape or mechanical fasteners compatible with hot air ducting systems. Verify that the connection is stable and properly aligned before finalizing the installation.
What to consider before purchase
Verify the diameter of your existing ductwork to ensure compatibility with the 125mm coupling.
Check the temperature requirements of your specific heating system.
Ensure you have the necessary tools and sealing materials for installation.
Usage recommendations
Regularly inspect the connections in your hot air distribution system to ensure they remain airtight and secure, especially after the initial heating season. Avoid applying excessive force during installation to prevent deformation of the coupling.

## Specifications

| Feature | Value |
|---|---|
| Weight | 0.26 kg |

## FAQ

### How much does the DARCO ZWS Round Coupling 125mm cost, and is it available for purchase?

The price is 3.99 € (valid at the time of publication and already includes all taxes). The item is available for order — 41 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 26.06.2026 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 DARCO 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 DARCO 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/4919820/30630233_large.webp