# Check valve FERRO ZZ5, model ZZ5, connection 6/4"

**URL:** https://aio.lv/en/product--ferro-zz5--11836138
**Data updated:** 2026-03-09 14:49 (EET)
**Category:** Kitchen & Bathroom Faucets
**Manufacturer:** FERRO
**Manufacturer code:** ZZ5
**EAN:** 5901095621055
**Warranty:** 2 Years
**Availability:** Available for order
**Price:** 25.99 €
**Prices and availability valid until:** 2026-07-22 23:59
**Price without VAT (21%):** 21.48 EUR
**Can be purchased by legal entities:** Yes (invoice)
**Buy:** https://aio.lv/en/product--ferro-zz5--11836138

## Delivery options

| Delivery method | Delivery time | Cost |
|---|---|---|
| Office pickup (2b. Kengaraga str., Riga, Latvia, LV-1063) | 15.07.2026 | free |
| Pickup points | 20.07.2026 | 1.89 EUR |
| Courier delivery to door | 20.07.2026 | 4.99 EUR |

## Summary description

FERRO ZZ5 is a check (non-return) valve designed for fluid systems, identified by model ZZ5 and EAN 5901095621055. The valve features a 6/4" connection size suitable for installation in pipelines to prevent backflow. Intended for use in plumbing, heating and water supply installations where one-way flow protection is required.

## Long description

FERRO ZZ5 is a check (non-return) valve designed to protect fluid systems against backflow. With a 6/4" connection size, this valve is intended for installation in plumbing, heating and water supply pipelines where one-way flow is required. The valve body and internal mechanism ensure reliable prevention of reverse flow while allowing unobstructed forward movement of liquids.
Advantages
The FERRO ZZ5 check valve provides consistent one-way flow protection with a compact design suitable for confined installation spaces. It is built for straightforward integration into existing pipework and minimizes maintenance needs due to a simple internal construction. The valve's connection size and reliable sealing reduce the risk of leakage and contribute to the stable operation of pumping and heating systems.
Suitable for
Residential and commercial plumbing systems
Central heating circuits and boiler installations
Water supply lines and distribution networks
Pumping systems where protection against backflow is required
Key specifications
Type: check (non-return) valve
Connection size: 6/4"
Intended medium: potable water, heating fluids
Installation: inline horizontal or vertical as specified by installer
Function: one-way flow protection to prevent backflow
How to use
Install the valve in the pipeline following the flow direction marked on the body. Ensure pipe ends and fittings are clean and properly prepared for a secure connection. Tighten connections to the recommended torque for the chosen joint type and verify sealing after initial pressure testing. Position the valve to allow access for inspection and any required servicing.
Usage recommendations
Use in systems with compatible fluids and within the operating pressure and temperature ranges defined by the system designer. Regularly inspect for signs of wear, leakage or obstruction and perform maintenance or replacement when flow restriction or sealing failure is detected.

## FAQ

### How much does the Check valve FERRO ZZ5 ZZ5, 6/4" cost, and is it available for purchase?

The price is 25.99 € (valid at the time of publication and already includes all taxes). The item is available for order — 3 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 15.07.2026 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 FERRO 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 FERRO 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/11836138/67235829_large.webp