# TDM Brass Inner Sleeve 1 1/4" x 3/4" Threaded Fitting

**URL:** https://aio.lv/en/product--tdmbrass-215p434--12505122
**Data updated:** 2026-06-10 09:31 (EEST)
**Category:** Kitchen & Bathroom Faucets
**Manufacturer:** tdm\_brass
**Manufacturer code:** 215P434
**EAN:** 4770364161193
**Warranty:** 2 Years
**Availability:** Available for order
**Price:** 6.99 €
**Prices and availability valid until:** 2026-07-24 23:59
**Price without VAT (21%):** 5.78 EUR
**Can be purchased by legal entities:** Yes (invoice)
**Buy:** https://aio.lv/en/product--tdmbrass-215p434--12505122

## Delivery options

| Delivery method | Delivery time | Cost |
|---|---|---|
| Office pickup (2b. Kengaraga str., Riga, Latvia, LV-1063) | 01.07.2026 | free |
| Pickup points | 06.07.2026 | 1.89 EUR |
| Courier delivery to door | 06.07.2026 | 4.99 EUR |

## Summary description

The TDM Brass inner sleeve is a high-quality threaded pipe fitting designed for reliable plumbing connections. Featuring a 1 1/4" to 3/4" internal thread configuration, this durable brass component ensures a secure and leak-proof transition between pipes of different diameters. Ideal for water supply, heating, and industrial piping systems, it offers excellent corrosion resistance and long-term performance in various hydraulic applications.

## Long description

The TDM Brass inner sleeve 1 1/4" x 3/4" is a professional-grade threaded fitting engineered for secure and efficient plumbing connections. Constructed from high-quality brass, this component provides a robust transition between pipes with different diameters, specifically connecting a 1 1/4-inch internal thread to a 3/4-inch internal thread. Its durable design ensures structural integrity and reliable performance in demanding hydraulic environments.
Advantages
This brass inner sleeve offers exceptional durability and resistance to corrosion, making it a dependable choice for long-term plumbing installations. The precision-machined threads ensure a tight, leak-proof seal, which is essential for maintaining system pressure and preventing water loss. Its compact design allows for easy installation in tight spaces, while the high-quality material composition ensures compatibility with various water supply and heating systems.
Suitable for
Residential water supply systems
Heating and cooling piping networks
Industrial hydraulic applications
Transitioning between different pipe diameters in threaded plumbing setups
When it may not be suitable
This fitting is not intended for use with pipes that do not feature compatible threaded connections or for systems involving highly corrosive chemicals that may degrade brass over time. It should not be used in high-pressure steam applications exceeding the material's rated temperature and pressure limits.
Key specifications
Material: Brass
Connection type: Internal thread to internal thread
Diameter 1: 1 1/4 inch
Diameter 2: 3/4 inch
How to use
To install the inner sleeve, 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 threaded ends of the pipes being connected. Carefully screw the pipes into the inner sleeve by hand to ensure the threads are properly aligned, then tighten with an appropriate wrench until secure. Avoid overtightening to prevent damage to the threads or the fitting itself.
What to consider before purchase
Verify the thread type and size of your existing pipes to ensure compatibility.
Check the pressure and temperature requirements of your specific plumbing system.
Ensure you have the necessary tools, such as pipe wrenches, for proper installation.
Usage recommendations
Regularly inspect the connection for any signs of moisture or leaks after the initial installation and during routine system maintenance to ensure continued performance.

## FAQ

### How much does the TDM Brass Inner Sleeve 1 1/4" x 3/4" Threaded Fitting cost, and is it available for purchase?

The price is 6.99 € (valid at the time of publication and already includes all taxes). The item is available for order — 34 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 01.07.2026 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/12505122/68845891_large.webp