# Reducer coupling Opal model 10821246 NW 3/4" x 1/2" galvanized

**URL:** https://aio.lv/en/product--opal-10821246--12264706
**Data updated:** 2026-04-14 22:35 (EEST)
**Category:** Kitchen & Bathroom Faucets
**Manufacturer:** Opal
**Manufacturer code:** 10821246
**EAN:** 5907791611307
**Warranty:** 2 Years
**Availability:** Available for order
**Price:** 5.99 €
**Prices and availability valid until:** 2026-07-13 23:59
**Price without VAT (21%):** 4.95 EUR
**Can be purchased by legal entities:** Yes (invoice)
**Buy:** https://aio.lv/en/product--opal-10821246--12264706

## Delivery options

| Delivery method | Delivery time | Cost |
|---|---|---|
| Office pickup (2b. Kengaraga str., Riga, Latvia, LV-1063) | 07.07.2026 | free |
| Pickup points | 10.07.2026 | 1.99 EUR |
| Courier delivery to door | 10.07.2026 | 4.99 EUR |

## Summary description

Galvanized reducer coupling by Opal, model 10821246, nominal widths NW 3/4" to 1/2". Designed to join or adapt pipes and fittings with differing diameters, providing a corrosion-resistant connection for plumbing and fluid systems. Suitable for installation in water, heating or general industrial piping where a sturdy threaded reduction is required.

## Long description

Opal reducer coupling model 10821246 NW 3/4" x 1/2" is a galvanized, threaded pipe fitting designed to connect or adapt pipes and fittings with different diameters. The coupling provides a stepped reduction from 3/4" nominal width to 1/2" and is intended for use in water, heating and general industrial piping systems where a corrosion-resistant mechanical threaded connection is required.
Advantages
The galvanized finish offers enhanced resistance to corrosion and extends service life in typical domestic and industrial environments. Threaded design enables straightforward assembly and disassembly without special welding or soldering tools. The compact, stepped-reduction form allows installation in tight spaces where a direct transition between the two nominal pipe sizes is needed.
Suitable for
Connecting copper, steel or galvanized pipes with 3/4" and 1/2" nominal widths
Water supply and distribution systems
Heating circuits and radiator connections where a threaded reduction is required
General industrial piping and repair work
When it may not be suitable
This reducer coupling is intended for mechanical threaded connections and is not suitable for applications requiring a seamless, permanent welded joint or for use with plastic pipes that require solvent welding or specialized adapters. It may not be appropriate for high-pressure systems beyond the rated capacities of standard threaded galvanized fittings; consult pressure ratings of the installation system before use.
Key specifications
Material: galvanized steel
Connection type: external/internal threaded reducer
Nominal sizes: 3/4" to 1/2" reduction
Typical applications: water, heating, general industrial piping
Form factor: stepped/reducing coupling
How to use
Prepare pipe ends by ensuring threads are clean and free from debris. Apply an appropriate thread sealant or PTFE tape to male threads following manufacturer recommendations for the system media. Hand-thread the coupling onto the male thread, then tighten with a wrench to the torque recommended for threaded galvanized fittings, taking care not to over-tighten which can damage threads or deform components. After assembly, perform a pressure test of the system according to local codes to verify leak-tightness.
What to consider before purchase
Verify compatibility of thread standard and pitch with existing pipes or fittings in your system
Confirm the material (galvanized steel) is suitable for the media and environment to avoid galvanic corrosion with dissimilar metals
Check size requirements to ensure a 3/4" to 1/2" reduction matches the installation needs
Ensure operating pressure and temperature ranges of the overall system are within typical limits for threaded galvanized fittings
Usage recommendations
Use appropriate thread sealants and tighten to recommended torque values; when joining dissimilar metals, consider using dielectric unions or isolating fittings to prevent galvanic corrosion. For pressure-critical or high-temperature systems, consult a qualified installer to select fittings rated for the specific conditions.

## FAQ

### How much does the Opal reducer coupling 10821246 NW 3/4"x1/2" cost, and is it available for purchase?

The price is 5.99 € (valid at the time of publication and already includes all taxes). The item is available for order — 14 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 07.07.2026 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 Opal 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 Opal 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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