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header-product Giacomini R557D Junction Mixing Valve 1 inch
15.99 €

Giacomini R557D Junction Mixing Valve 1 inch

Giacomini R557D Junction Mixing Valve 1 inch Photo 1
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Giacomini R557D Junction Mixing Valve 1 inch

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Short description

The Giacomini R557D is a professional-grade junction mixing valve designed for precise temperature control in heating and plumbing systems. Featuring 1-inch connections, this high-quality fitting ensures reliable flow regulation and system efficiency. It is an essential component for residential and commercial installations requiring robust performance and long-term durability in fluid distribution.
Available for order: 15 pcs.
Warranty: 2 Years
SKU: 4580665
Manufacturer: GIACOMINI
free shipment

Cheapest delivery:

Venipak Pickup LV, Venipak Locker LV

Pick-up points

Venipak Pickup LV

Venipak Locker LV

Cost

1.89 €

Deliver

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Customer service center
2b. Kengaraga str., Riga, Latvia, LV-1063
Friday {{selectedOffer.officeDeliveryString}}
free
Courier Delivery Please note that in case of a large parcel additional delivery costs may apply!
08.07.2026 {{selectedOffer.courierDeliveryString}}
From 4.99 € (Weight: 0.35 kg)
Parcel couriers
Venipak Pickup LV / Venipak Locker LV / Latvijas Pasts pakomāts / Unisend LV / DPD Paku skapis / Omniva LV / Latvijas Pasts nodaļa
08.07.2026 {{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 Giacomini R557D Junction Mixing Valve is a professional-grade component engineered for precise temperature regulation and flow management in heating and plumbing systems. Featuring 1-inch connections, this high-quality tee fitting includes a nut and tail piece, ensuring a secure and reliable connection for fluid distribution. Designed for both residential and commercial applications, it provides the durability and performance necessary for demanding hydraulic installations.

Advantages

This mixing valve stands out due to its robust construction and high-quality materials, which guarantee long-term operational stability. The inclusion of the nut and tail piece simplifies the installation process, allowing for efficient integration into existing pipework. Its design facilitates accurate flow control, which is essential for maintaining optimal system efficiency and preventing temperature fluctuations in heating circuits.

Suitable for

  • Residential heating systems
  • Commercial plumbing installations
  • Hydraulic flow regulation
  • Temperature control in fluid distribution networks

When it may not be suitable

This valve is not intended for use with aggressive chemical fluids or high-pressure steam systems that exceed the manufacturer's specified operating limits. It may also be unsuitable for applications requiring specialized materials for extreme temperature environments beyond standard heating parameters.

Key specifications

  • Connection size: 1 inch
  • Type: Junction mixing tee fitting
  • Includes: Nut and tail piece
  • Application: Heating and plumbing systems

How to use

Installation should be performed by a qualified professional to ensure system integrity. Begin by preparing the pipe ends to ensure they are clean and free of debris. Position the R557D valve within the circuit, ensuring the flow direction aligns with the system requirements. Use appropriate tools to tighten the nut and tail piece, ensuring a leak-proof seal without over-torquing the components. Once installed, perform a pressure test to verify the connection before fully commissioning the system.

What to consider before purchase

  • Verify that the 1-inch connection size matches your existing pipe diameter.
  • Ensure the valve material is compatible with the fluid type used in your system.
  • Check the maximum operating pressure and temperature ratings of your installation.
  • Confirm that the space available allows for proper access to the nut and tail piece for future maintenance.

Usage recommendations

Regularly inspect the connection points for signs of wear or leaks during routine system maintenance to ensure continued performance and safety.
All features
Easy to install:
Yes
Quantity per pack:
1 pc(s)

Description

Machine translation. Load original

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Customer reviews

Customer questions

FAQ

How much does the Giacomini R557D Junction Mixing Valve 1 inch cost, and is it available for purchase?

The price is 15.99 € (valid at the time of publication and already includes all taxes). The item is available for order — 15 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 Friday 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. 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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Secure Payment Pay the way you prefer: cash, VISA, MasterCard, Apple Pay, Google Pay, bank transfer, or 0% installment plan.
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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.