# B-METERS Cold Water Meter DN20, 130 mm, 4 m³/h, R100

**URL:** https://aio.lv/en/product--bmeters-8ia00f24ssdiv0--4580853
**Data updated:** 2026-06-17 08:22 (EEST)
**Category:** Other goods
**Manufacturer:** B\_METERS
**Manufacturer code:** 8IA00F24SSDIV0
**EAN:** 8052870770301
**Warranty:** 2 Years
**Availability:** Available for order
**Price:** 21.49 €
**Prices and availability valid until:** 2026-08-25 23:59
**Price without VAT (21%):** 17.76 EUR
**Can be purchased by legal entities:** Yes (invoice)
**Buy:** https://aio.lv/en/product--bmeters-8ia00f24ssdiv0--4580853

## Delivery options

| Delivery method | Delivery time | Cost |
|---|---|---|
| Office pickup (2b. Kengaraga str., Riga, Latvia, LV-1063) | Friday | free |
| Pickup points | 05.08.2026 | 1.79 EUR |
| Courier delivery to door | 05.08.2026 | 4.99 EUR |

## Summary description

The B-METERS cold water meter is a high-precision mechanical device designed for measuring cold water consumption in residential and commercial systems. Featuring a DN20 connection, a 130 mm installation length, and a nominal flow rate of 4 m³/h, this R100 class meter ensures reliable performance and accurate billing. It is suitable for horizontal installation and provides long-term durability in standard water supply networks.

## Long description

The B-METERS cold water meter is a high-precision mechanical device engineered for the accurate measurement of cold water consumption in both residential and commercial plumbing systems. With a DN20 connection size and a standard 130 mm installation length, this meter is designed for seamless integration into existing water supply networks. It features a nominal flow rate of 4 m³/h and an R100 accuracy class, ensuring reliable performance and precise billing for water usage.
Advantages
This water meter offers exceptional durability and consistent measurement accuracy over long periods of operation. Its robust mechanical design is built to withstand the rigors of standard water supply systems, providing a dependable solution for monitoring water consumption. The device is specifically optimized for horizontal installation, which simplifies the setup process and ensures optimal performance within the specified flow parameters.
Suitable for
Residential water consumption monitoring
Commercial building water sub-metering
Standard municipal water supply networks
Apartment complex water management
When it may not be suitable
This meter is not designed for measuring hot water or fluids other than potable cold water. It is also not suitable for vertical pipe installations, as it is calibrated specifically for horizontal mounting to maintain its accuracy class.
Key specifications
Connection size: DN20
Installation length: 130 mm
Nominal flow rate: 4 m³/h
Accuracy class: R100
Mounting orientation: Horizontal
Fluid type: Cold water
How to use
The device should be installed by a qualified professional in a horizontal position on the pipe section. Ensure that the flow direction indicated on the meter body aligns with the actual water flow in the pipe. Before installation, flush the pipeline to remove any debris that could interfere with the mechanical components. Once installed, the meter will automatically begin recording water consumption through its mechanical register.
What to consider before purchase
Verify that your pipe diameter matches the DN20 connection size.
Ensure the installation space accommodates the 130 mm length.
Confirm that the installation point is horizontal.
Check local regulations regarding water meter certification and installation requirements.
Usage recommendations
Regularly inspect the meter for any signs of leaks or physical damage. Ensure that the water supply remains within the specified temperature and pressure limits to maintain the longevity and accuracy of the device.

## Specifications

| Feature | Value |
|---|---|
| Weight | 0.64 kg |

## FAQ

### How much does the B-METERS Cold Water Meter DN20 130mm 4m³/h R100 cost, and is it available for purchase?

The price is 21.49 € (valid at the time of publication and already includes all taxes). The item is available for order — 100 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 Friday 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 B\_METERS 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 B\_METERS 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/4580853/51415336_large.webp