# Giacomini R90X003 Automatic Air Vent 1/2 inch

**URL:** https://aio.lv/en/product--giacomini-r90x003--4907187
**Data updated:** 2026-06-10 09:32 (EEST)
**Category:** Heating Radiators
**Manufacturer:** GIACOMINI
**Manufacturer code:** R90X003
**EAN:** 4770364168154
**Warranty:** 2 Years
**Availability:** Available for order
**Price:** 3.49 €
**Prices and availability valid until:** 2026-07-19 23:59
**Price without VAT (21%):** 2.88 EUR
**Can be purchased by legal entities:** Yes (invoice)
**Buy:** https://aio.lv/en/product--giacomini-r90x003--4907187

## 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 | 1.99 EUR |
| Courier delivery to door | 06.07.2026 | 4.99 EUR |

## Summary description

The Giacomini R90X003 is a high-quality automatic air vent designed for heating and cooling systems. Featuring a 1/2 inch connection, this component efficiently removes trapped air from radiators and piping circuits, ensuring optimal system performance and preventing corrosion or noise. Its durable construction provides reliable operation in residential and commercial hydronic installations.

## Long description

The Giacomini R90X003 automatic air vent is a precision-engineered component designed to maintain the efficiency of hydronic heating and cooling systems. By automatically discharging trapped air from radiators, manifolds, and piping circuits, this device prevents the formation of air pockets that can lead to reduced heat output, circulation noise, and internal corrosion. Its robust design ensures long-term reliability in both residential and commercial plumbing applications.
Advantages
This automatic air vent offers exceptional durability due to its high-quality materials, which are resistant to the stresses of thermal expansion and contraction. The automatic operation eliminates the need for manual venting, saving time and ensuring the system remains free of air without constant supervision. Its compact size allows for installation in tight spaces, while the 1/2 inch connection ensures compatibility with standard piping systems, promoting optimal fluid flow and system longevity.
Suitable for
Residential heating systems
Commercial hydronic installations
Radiator air removal
Manifold and piping circuit maintenance
This component is not suitable for steam heating systems or high-pressure industrial applications that exceed the manufacturer's specified pressure and temperature ratings. It should not be used in systems where the fluid contains aggressive chemicals that could damage the internal sealing components.
Key specifications
Connection size: 1/2 inch
Function: Automatic air discharge
Application: Heating and cooling systems
Material: Corrosion-resistant alloy
To install the Giacomini R90X003, ensure the system is depressurized and drained to the appropriate level. Apply suitable thread sealant to the 1/2 inch connection and screw the vent into the designated port on the radiator or manifold. Ensure the device is positioned vertically to allow the internal float mechanism to operate correctly. Once installed, slowly refill the system and check for leaks at the connection point.
What to consider before purchase
Verify the connection size of your existing piping
Ensure the system pressure is within the operating limits
Confirm the orientation requirements for vertical installation
Usage recommendations: Regularly inspect the air vent for signs of leakage or mineral buildup. If the system is drained for seasonal maintenance, ensure the vent is kept clean and free of debris to maintain its automatic functionality.

## Specifications

| Feature | Value |
|---|---|
| Weight | 0.09 kg |

## FAQ

### How much does the Giacomini R90X003 Automatic Air Vent 1/2" cost, and is it available for purchase?

The price is 3.49 € (valid at the time of publication and already includes all taxes). The item is available for order — 960 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 GIACOMINI 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 GIACOMINI 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/4907187/30576213_large.webp