# TDM Brass Union Tee 3/4" x 1/2" with Male and Female Threads

**URL:** https://aio.lv/en/product--tdmbrass-1143412--12504980
**Data updated:** 2026-06-10 09:36 (EEST)
**Category:** Home & DIY Accessories
**Manufacturer:** tdm\_brass
**Manufacturer code:** 1143412
**EAN:** 4770364159893
**Warranty:** 2 Years
**Availability:** Available for order
**Price:** 2.99 €
**Prices and availability valid until:** 2026-07-25 23:59
**Price without VAT (21%):** 2.47 EUR
**Can be purchased by legal entities:** Yes (invoice)
**Buy:** https://aio.lv/en/product--tdmbrass-1143412--12504980

## 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 TDM Brass Union Tee is a high-quality plumbing fitting designed for secure pipe connections. Featuring a 3/4" x 1/2" configuration with a combination of male and female threads, this union tee allows for easy installation and maintenance in water supply and heating systems. Made from durable brass, it ensures long-lasting performance and resistance to corrosion in various piping applications.

## Long description

The TDM Brass Union Tee 3/4" x 1/2" is a professional-grade plumbing fitting engineered for reliable and leak-proof pipe connections. This versatile component is designed to facilitate transitions between different pipe sizes and thread types within water supply and heating networks. Constructed from high-quality brass, the fitting provides excellent structural integrity and long-term resistance to corrosion, making it a dependable choice for both residential and commercial plumbing installations.
Advantages
The primary benefit of this brass union tee is its robust construction, which ensures durability and consistent performance under varying pressure conditions. Its precise threading allows for a secure fit, minimizing the risk of leaks and simplifying the assembly process for installers. The use of high-quality brass material offers superior longevity compared to plastic or lower-grade metal alternatives, providing peace of mind in critical plumbing applications where reliability is essential.
Suitable for
Connecting pipes in domestic water supply systems
Integrating branch lines in heating installations
Adapting between 3/4 inch and 1/2 inch pipe diameters
Maintenance and repair of existing plumbing infrastructure
When it may not be suitable
This fitting is not intended for use in high-pressure industrial steam systems or environments involving highly corrosive chemicals that may degrade brass over time. It is also not suitable for applications requiring specialized materials like stainless steel or high-density polymers for specific chemical compatibility.
Key specifications
Material: Brass
Connection 1: 3/4 inch internal thread
Connection 2: 1/2 inch external thread
Configuration: Union Tee
How to use
To install the TDM Brass Union Tee, ensure that the pipe ends are clean and free of debris. Apply appropriate thread sealant, such as PTFE tape or liquid pipe sealant, to the male threads to ensure a watertight seal. Carefully thread the fitting onto the pipes by hand to avoid cross-threading, then tighten securely using an adjustable wrench. Do not overtighten, as this may damage the threads or the fitting body.
What to consider before purchase
Verify the thread sizes of your existing pipes to ensure compatibility with the 3/4 inch and 1/2 inch specifications
Ensure the fitting is compatible with the fluid type and temperature range of your system
Check that you have the necessary tools for installation, such as pipe wrenches
Usage recommendations
Regularly inspect the connection points for any signs of moisture or leaks after the initial installation and during routine maintenance checks to ensure continued system integrity.

## FAQ

### How much does the TDM Brass Union Tee 3/4" x 1/2" \| Plumbing Fitting cost, and is it available for purchase?

The price is 2.99 € (valid at the time of publication and already includes all taxes). The item is available for order — 2179 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 tdm\_brass 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 tdm\_brass 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/12504980/68845735_large.webp