# Pipe reducer Supratherm 40/25 PP-R transition coupling

**URL:** https://aio.lv/en/product--supratherm-2204630--10788268
**Data updated:** 2025-12-30 12:36 (EET)
**Category:** Home & DIY Accessories
**Manufacturer:** Supratherm
**Manufacturer code:** 2204630
**EAN:** 5945792204630
**Warranty:** 2 Years
**Availability:** Available for order
**Price:** 2.49 €
**Prices and availability valid until:** 2026-07-29 23:59
**Price without VAT (21%):** 2.06 EUR
**Can be purchased by legal entities:** Yes (invoice)
**Buy:** https://aio.lv/en/product--supratherm-2204630--10788268

## Delivery options

| Delivery method | Delivery time | Cost |
|---|---|---|
| Office pickup (2b. Kengaraga str., Riga, Latvia, LV-1063) | 06.07.2026 | free |
| Pickup points | 09.07.2026 | 1.89 EUR |
| Courier delivery to door | 09.07.2026 | 4.99 EUR |

## Summary description

Supratherm PP-R pipe reducer 40/25 is a plastic transition coupling for connecting 40 mm to 25 mm polypropylene-random (PP-R) piping. Designed for plumbing and heating systems, it provides a leak-resistant joint between different diameter pipes, suitable for domestic and light commercial installations and compatible with standard solvent or fusion joining methods for PP-R materials.

## Long description

Supratherm PP-R 40/25 pipe reducer is a transition coupling for connecting 40 mm to 25 mm polypropylene-random (PP-R) pipes. The fitting is intended for plumbing and heating systems and provides a leak-resistant joint between different diameter PP-R pipes. PP-R components are lightweight yet offer high impact resistance, wear resistance and chemical resistance, and are suitable for operation at temperatures up to 90°C.
Advantages
The Supratherm PP-R transition coupling combines low weight with durable mechanical and chemical resistance, ensuring reliable connections in domestic and light commercial water supply, heating and HVAC systems. Its design allows secure joining with standard fusion or solvent methods used for PP-R materials.
Suitable for
Cold and hot water distribution systems
Domestic and light commercial heating installations
Air conditioning and HVAC piping
Repairs and modifications where pipe diameter reduction from 40 mm to 25 mm is required
Key specifications
Brand: Supratherm
Model / MPN: 2204630
EAN: 5945792204630
Material: PP-R (polypropylene-random)
Sizes: 40 mm to 25 mm reducer
Maximum working temperature: up to 90°C
How to use
Prepare the pipe ends by cutting square and cleaning them of debris. Join the reducer to PP-R pipes using the appropriate fusion welding or solvent-based joining method recommended for PP-R fittings, following manufacturer instructions and applicable plumbing standards. Ensure proper alignment and allow joints to cool or cure fully before applying pressure or temperature load.
Usage recommendations
Use the Supratherm PP-R reducer only with compatible PP-R piping and joining methods. Verify system pressure and temperature limits and follow local codes. For long-term performance, avoid exposure to direct UV and inspect joints after initial operation.

## FAQ

### How much does the Supratherm PP-R pipe reducer 40/25 cost, and is it available for purchase?

The price is 2.49 € (valid at the time of publication and already includes all taxes). The item is available for order — 213 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 06.07.2026 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 Supratherm 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 Supratherm 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/10788268/60037971_large.webp