# MT 4115025 Light Check Valve 1 inch

**URL:** https://aio.lv/en/product--mt-4115025--4907430
**Data updated:** 2026-06-23 14:55 (EEST)
**Category:** Other goods
**Manufacturer:** MT
**Manufacturer code:** 4115025
**EAN:** 8435319114681
**Warranty:** 2 Years
**Availability:** Available for order
**Price:** 7.99 €
**Prices and availability valid until:** 2026-07-25 23:59
**Price without VAT (21%):** 6.60 EUR
**Can be purchased by legal entities:** Yes (invoice)
**Buy:** https://aio.lv/en/product--mt-4115025--4907430

## Delivery options

| Delivery method | Delivery time | Cost |
|---|---|---|
| Office pickup (2b. Kengaraga str., Riga, Latvia, LV-1063) | 02.07.2026 | free |
| Pickup points | 07.07.2026 | 1.89 EUR |
| Courier delivery to door | 07.07.2026 | 4.99 EUR |

## Summary description

The MT 4115025 Light check valve is a reliable plumbing component designed for 1-inch pipe systems. This valve ensures unidirectional flow, preventing backflow in water supply and heating installations. Its lightweight construction offers easy installation and durability for residential and commercial hydraulic applications, maintaining system efficiency and protecting equipment from pressure fluctuations.

## Long description

The MT 4115025 Light check valve is a high-quality plumbing component engineered for 1-inch pipe systems. This device is specifically designed to ensure unidirectional fluid flow, effectively preventing backflow in both water supply and heating installations. Its lightweight yet robust construction facilitates straightforward installation while providing long-term durability for various residential and commercial hydraulic applications, helping to maintain overall system efficiency and protecting sensitive equipment from the negative effects of pressure fluctuations.
Advantages
The primary benefit of this check valve is its ability to maintain system integrity by preventing the reverse movement of fluids, which is essential for the longevity of pumps and boilers. The lightweight design reduces the physical load on pipe connections, simplifying the installation process for both professionals and DIY enthusiasts. Furthermore, the materials used in its construction are selected for their resistance to corrosion and wear, ensuring reliable performance over extended periods in standard hydraulic environments.
Suitable for
Residential water supply systems
Heating and cooling installations
Commercial hydraulic pipe networks
Preventing backflow in pump systems
When it may not be suitable
This valve is not intended for use in high-pressure industrial steam systems or environments involving highly corrosive chemicals that may degrade the internal components. It is also not suitable for applications requiring extreme temperature resistance beyond standard plumbing specifications.
Key specifications
Connection size: 1 inch
Function: Unidirectional flow control
Application: Water supply and heating systems
Design: Lightweight check valve
How to use
To install the valve, ensure the pipe system is depressurized and drained. Identify the flow direction indicated on the valve body, which is crucial for correct operation. Apply appropriate thread sealant or tape to the pipe threads before screwing the valve onto the pipe. Tighten the connection securely using standard plumbing tools, ensuring no cross-threading occurs. Once installed, slowly pressurize the system and check for any leaks at the connection points.
What to consider before purchase
Verify that your pipe diameter is exactly 1 inch
Check the compatibility of the valve material with your fluid type
Ensure the installation space allows for proper orientation according to flow direction
Usage recommendations
Regularly inspect the valve during routine system maintenance to ensure there is no debris buildup that could obstruct the internal mechanism. If the system remains inactive for long periods, verify the valve functionality before returning to full operation.

## Specifications

| Feature | Value |
|---|---|
| Weight | 0.24 kg |

## FAQ

### How much does the MT 4115025 Light Check Valve 1 inch cost, and is it available for purchase?

The price is 7.99 € (valid at the time of publication and already includes all taxes). The item is available for order — 384 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 02.07.2026 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 MT 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 MT 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/4907430/30576392_large.webp