# Check valve kfa² 6/4" cast iron model 192-010-40

**URL:** https://aio.lv/en/product--kfa-192-010-40--11836468
**Data updated:** 2026-03-09 14:50 (EET)
**Category:** Kitchen & Bathroom Faucets
**Manufacturer:** kfa²
**Manufacturer code:** 192-010-40
**EAN:** 5907571190190
**Warranty:** 2 Years
**Availability:** Out of stock

## Summary description

Cast iron check valve by kfa², nominal size 6/4" (model 192-010-40). Designed to allow flow in one direction and prevent backflow in piping systems. Suitable for use in water and heating installations where a durable, single-direction valve body is required. Typical applications include residential and commercial plumbing, boiler circuits, and circulation lines.

## Long description

Cast iron check valve kfa² 6/4" model 192-010-40 is a single-direction valve designed for reliable prevention of backflow in piping systems. Built from cast iron, this check valve is intended for use in water and heating installations where a robust body and straightforward operation are required. The valve supports uninterrupted flow in the intended direction while closing to stop reverse flow, helping to protect pumps, boilers, and other system components.
Advantages
The cast iron construction provides mechanical strength and resistance to wear in typical plumbing and heating environments. The simple internal mechanism ensures fast response to flow changes and minimal maintenance requirements. Designed for compatibility with standard pipe fittings, the valve offers straightforward installation and stable performance under normal operating conditions.
Suitable for
Domestic and commercial water supply systems
Heating circuits and boiler return lines
Circulation lines in hydronic systems
Pump protection to prevent reverse flow
Key specifications
Material: cast iron body
Nominal size: 6/4"
Function: non-return / check valve (one-way flow)
Typical media: water for heating and plumbing systems
Connection: compatible with standard threaded or flanged pipe fittings depending on installation
How to use
Install the check valve in the pipeline with the flow direction arrow aligned with the intended flow. Ensure pipe ends and threads are clean and properly sealed according to the pipe fitting method chosen. After installation, slowly pressurize the system and inspect for leaks. Periodic visual inspection during routine system maintenance is recommended to confirm proper seating of the internal mechanism and absence of external leakage.
Usage recommendations
Use this valve in systems carrying clean water or typical heating fluids; avoid aggressive chemical media that may corrode cast iron. Confirm compatibility of connection type and size with existing piping. For installations in critical systems or where higher corrosion resistance is required, consider material and coating options appropriate for the specific application.

## FAQ

### What payment options are available?

AiO.lv offers several payment methods: Bank transfer. 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

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