# Giacomini R553D Manifold 1 inch x 3/4 inch with 4 Outlets

**URL:** https://aio.lv/en/product--giacomini-r553zy044--4580644
**Data updated:** 2026-06-10 09:30 (EEST)
**Category:** Underfloor Heating
**Manufacturer:** GIACOMINI
**Manufacturer code:** R553ZY044
**EAN:** 8009902296735
**Warranty:** 2 Years
**Availability:** Available for order
**Price:** 89.99 €
**Prices and availability valid until:** 2026-07-18 23:59
**Price without VAT (21%):** 74.37 EUR
**Can be purchased by legal entities:** Yes (invoice)
**Buy:** https://aio.lv/en/product--giacomini-r553zy044--4580644

## Delivery options

| Delivery method | Delivery time | Cost |
|---|---|---|
| Office pickup (2b. Kengaraga str., Riga, Latvia, LV-1063) | 30.06.2026 | free |
| Pickup points | 03.07.2026 | 1.99 EUR |
| Courier delivery to door | 03.07.2026 | 4.99 EUR |

## Summary description

The Giacomini R553D manifold is a high-quality distribution component designed for underfloor heating systems. Featuring a 1-inch main connection and 3/4-inch branch outlets, this 4-ring manifold ensures efficient thermal fluid distribution across heating circuits. Constructed for durability and precise flow control, it is an essential element for reliable hydronic heating installations in residential and commercial buildings.

## Long description

The Giacomini R553D manifold is a professional-grade distribution component engineered for high-performance underfloor heating systems. With a 1-inch main connection and four 3/4-inch branch outlets, this unit facilitates the precise and balanced distribution of thermal fluid across multiple heating circuits. Its robust construction ensures long-term reliability and resistance to the stresses typical of hydronic heating environments, making it a cornerstone for efficient climate control in both residential and commercial properties.
Advantages
This manifold offers exceptional durability due to its high-quality materials, which are designed to withstand the rigors of continuous operation in heating systems. The precise engineering of the flow paths ensures that thermal fluid is distributed evenly across all connected circuits, preventing cold spots and optimizing the overall energy efficiency of the heating installation. Its compact design allows for straightforward integration into standard manifold cabinets, while the standardized connection sizes ensure compatibility with a wide range of piping systems and fittings.
Suitable for
Residential underfloor heating systems
Commercial hydronic heating installations
Multi-zone climate control setups
Renovation projects requiring reliable fluid distribution
When it may not be suitable
This manifold is not intended for use in high-pressure steam systems or industrial applications involving corrosive chemicals that could degrade the internal components. It is also not suitable for systems requiring more than four individual heating circuits unless additional manifolds are connected in series.
Key specifications
Main connection size: 1 inch
Branch outlet size: 3/4 inch
Number of outlets: 4
Application: Hydronic underfloor heating
Material: Corrosion-resistant alloy
How to use
Installation should be performed by a qualified professional to ensure all connections are properly sealed and pressure-tested. The manifold is typically mounted inside a dedicated cabinet or on a wall bracket. The 1-inch main supply and return lines are connected to the primary ports, while the individual heating loops are attached to the 3/4-inch outlets using appropriate adapters. Once installed, the system should be filled with fluid and bled to remove any trapped air, ensuring optimal flow performance.
What to consider before purchase
Verify the total number of heating circuits required for your project.
Ensure the 1-inch main connection matches your existing piping diameter.
Check the available space in your manifold cabinet for proper installation.
Confirm compatibility with your specific pipe material and connection fittings.
Usage recommendations
Regularly inspect the manifold connections for signs of moisture or leaks during routine system maintenance. Ensure that the heating fluid is treated with appropriate inhibitors to prevent internal scaling and corrosion, thereby extending the service life of the manifold and the entire heating system.

## Specifications

| Feature | Value |
|---|---|
| Weight | 3.14 kg |

## FAQ

### How much does the Giacomini R553D Manifold 1 inch x 3/4 inch, 4 Outlets cost, and is it available for purchase?

The price is 89.99 € (valid at the time of publication and already includes all taxes). The item is available for order — 6 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 30.06.2026 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, Installment. All transactions are 100% secure and encrypted.

### Can Giacomini R553D Manifold 1 inch x 3/4 inch, 4 Outlets be purchased with a lease?

Yes, the purchase is available both on credit and with an interest-free installment plan. Learn more about installments and credit options: https://aio.lv/en/payment#b3

### 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/4580644/51362159_large.webp