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header-product TDM Brass Plumbing Coupling 1/2 inch x 1/4 inch Internal Thread
2.99 €

TDM Brass Plumbing Coupling 1/2 inch x 1/4 inch Internal Thread

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TDM Brass Plumbing Coupling 1/2 inch x 1/4 inch Internal Thread

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Short description

The TDM Brass plumbing coupling is a high-quality threaded fitting designed for secure pipe connections. Featuring 1/2 inch and 1/4 inch internal threads, this component is ideal for plumbing systems requiring a transition between different pipe diameters. Made from durable brass, it ensures reliable performance, corrosion resistance, and a leak-proof seal in various water supply and heating installations.
Available for order: 493 pcs.
Warranty: 2 Years
SKU: 12505042
Manufacturer: tdm_brass
free shipment

Cheapest delivery:

Venipak Locker LV

Pick-up points

Venipak Locker LV

Cost

1.89 €

Deliver

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Customer service center
2b. Kengaraga str., Riga, Latvia, LV-1063
02.07.2026 {{selectedOffer.officeDeliveryString}}
free
Courier Delivery Please note that in case of a large parcel additional delivery costs may apply!
07.07.2026 {{selectedOffer.courierDeliveryString}}
From 4.99 € (Weight: 0.03 kg)
Parcel couriers
Venipak Locker LV / Latvijas Pasts pakomāts / Unisend LV / DPD Paku skapis / Omniva LV / Venipak Pickup LV / Latvijas Pasts nodaļa
07.07.2026 {{selectedOffer.parcelStationDeliveryString}}
From 1.89 €
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Payment Methods:
Bank transfer, Bank cards on-line, Apple Pay, Google Pay
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Product information

Description

The TDM Brass plumbing coupling is a precision-engineered threaded fitting designed to facilitate secure and reliable connections within plumbing and heating systems. This component serves as an essential adapter, allowing for a seamless transition between pipes with different thread diameters. Constructed from high-quality brass, the coupling offers exceptional durability and resistance to corrosion, ensuring long-term performance in various water supply applications.

Advantages

The primary benefit of this brass coupling is its robust construction, which provides superior mechanical strength and longevity compared to plastic or inferior metal alternatives. Its precise threading ensures a tight, leak-proof seal, which is critical for maintaining system pressure and preventing water damage. Furthermore, the natural properties of brass make this fitting highly resistant to rust and chemical degradation, making it a dependable choice for both residential and commercial plumbing installations.

Suitable for

  • Connecting pipes with different thread sizes in water supply systems
  • Adapting plumbing lines in heating installations
  • Repairing or extending existing threaded pipe networks
  • Industrial and domestic fluid transport systems

When it may not be suitable

This coupling is not intended for use in high-pressure steam systems or environments where the fluid temperature exceeds the thermal limits of brass. It is also not suitable for applications involving highly corrosive chemicals that may react with copper-based alloys.

Key specifications

  • Material: Brass
  • Connection type: Internal thread to internal thread
  • Thread size 1: 1/2 inch
  • Thread size 2: 1/4 inch
  • Application: Plumbing and heating systems

How to use

To install the coupling, ensure that the pipe ends are clean and free of debris. Apply a suitable thread sealant, such as PTFE tape or pipe dope, to the male threads of the pipes being connected. Screw the pipes into the internal threads of the coupling by hand until firm, then use an appropriate wrench to tighten the connection further. Do not overtighten, as this may damage the threads or the fitting itself.

What to consider before purchase

  • Verify the thread type and size requirements of your existing piping
  • Ensure the material compatibility with the fluid being transported
  • Check the pressure and temperature ratings of your system
  • Confirm that you have the necessary tools for proper installation

Usage recommendations

Regularly inspect the connection for signs of moisture or leaks after the initial installation and during routine maintenance checks to ensure the integrity of the plumbing system.

Description

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Customer reviews

Customer questions

FAQ

How much does the TDM Brass 1/2 x 1/4 Inch Plumbing Coupling 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 — 493 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. We will assist with consultation, warranty claim processing, and coordination with certified service centers.
warranty
14-Day Return Policy We are confident in our quality, but if the purchase doesn’t fit — you have 14 days to return the product with peace of mind.
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Fast Delivery Get your orders as quickly as possible — right to your door, parcel lockers, or pickup points across Latvia and the EU.
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Quality Since 2008 AiO.lv has been on the market for over 18 years and has earned trust — with more than 6000 genuine positive reviews on Google.