# Backflow prevention valve ARCO 191106, threaded 1 1/4" F x 1 1/4" F

**URL:** https://aio.lv/en/product--arco-191106--11835749
**Data updated:** 2026-03-09 14:49 (EET)
**Category:** Kitchen & Bathroom Faucets
**Manufacturer:** ARCO
**Manufacturer code:** 191106
**EAN:** 8428519073315
**Warranty:** 2 Years
**Availability:** Available for order
**Price:** 34.99 €
**Prices and availability valid until:** 2026-07-26 23:59
**Price without VAT (21%):** 28.92 EUR
**Can be purchased by legal entities:** Yes (invoice)
**Buy:** https://aio.lv/en/product--arco-191106--11835749

## Delivery options

| Delivery method | Delivery time | Cost |
|---|---|---|
| Office pickup (2b. Kengaraga str., Riga, Latvia, LV-1063) | 14.07.2026 | free |
| Pickup points | 17.07.2026 | 1.89 EUR |
| Courier delivery to door | 17.07.2026 | 4.99 EUR |

## Summary description

ARCO backflow prevention valve model 191106 with female threaded connections 1 1/4" x 1 1/4" (GW x GW). Designed to prevent reverse flow and contamination in potable water or fluid systems, it fits inline plumbing installations with matching 1 1/4" fittings. Suitable for use in domestic and light commercial water supply lines where backflow protection is required.

## Long description

The ARCO backflow prevention valve 191106 with 1 1/4" female threaded connections is a compact inline device designed to prevent reverse flow and protect potable water systems from contamination. Constructed for compatibility with standard 1 1/4" fittings, this valve installs directly into supply lines and provides mechanical backflow prevention suitable for domestic and light commercial installations where basic protection against back-siphonage or backpressure is required.
Advantages
This threaded backflow valve offers straightforward installation thanks to its female 1 1/4" connections that match common plumbing fittings. Its inline configuration minimizes footprint in supply lines, and the mechanical design provides consistent prevention of reverse flow without the need for external power. The valve is suitable for potable water systems and light commercial use, delivering reliable protection while requiring minimal maintenance when installed according to system requirements.
Suitable for
Protection of domestic potable water lines against backflow
Light commercial water supply systems requiring basic backflow prevention
Inline installation in plumbing runs with matching 1 1/4" female threaded fittings
Applications where compact, mechanical backflow protection is preferred
Key specifications
Connection type: female threaded, 1 1/4" x 1 1/4"
Function: backflow prevention for potable water and compatible fluids
Mounting: inline installation within supply piping
Application range: domestic and light commercial water lines
Design: mechanical valve providing backflow protection without external power
How to use
Install the valve inline in the supply pipe using matching 1 1/4" female threaded fittings and appropriate thread sealant or tape on the mating male threads to ensure a watertight connection. Orient the valve according to the flow direction marked on the body and maintain clear access for inspection. After installation, slowly pressurize the system and check for leaks at the connections. Periodically inspect the valve for signs of wear or leakage and follow local codes for testing and maintenance intervals applicable to backflow prevention devices.
Usage recommendations
Use this ARCO backflow prevention valve in potable water systems with compatible pipe materials and fittings. Do not rely on this valve for high-risk cross-connections that require certified reduced pressure or dual-check assemblies; consult local regulations to determine the appropriate level of backflow protection. Ensure correct orientation, secure threaded connections, and routine inspection to maintain reliable operation.

## FAQ

### How much does the ARCO 191106 backflow prevention valve 1 1/4" cost, and is it available for purchase?

The price is 34.99 € (valid at the time of publication and already includes all taxes). The item is available for order — 19 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 14.07.2026 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 ARCO 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 ARCO 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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