# Connection kit for wall-hung boilers CALEFFI XS® set 1, model 290920

**URL:** https://aio.lv/en/product--caleffi-290920--11854338
**Data updated:** 2026-03-09 17:30 (EET)
**Category:** Home Appliance Accessories
**Manufacturer:** CALEFFI
**Manufacturer code:** 290920
**EAN:** 8016615647136
**Warranty:** 2 Years
**Availability:** Available for order
**Price:** 170.49 €
**Prices and availability valid until:** 2026-07-07 23:59
**Price without VAT (21%):** 140.90 EUR
**Can be purchased by legal entities:** Yes (invoice)
**Buy:** https://aio.lv/en/product--caleffi-290920--11854338

## 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

Connection kit for wall-hung boilers CALEFFI XS® set 1 (model 290920) designed to provide plumbing and hydraulic connections for wall-mounted boiler installations. The kit includes the CALEFFI XS® device and necessary connection components to integrate the boiler with heating and domestic water systems, simplifying commissioning, maintenance and safe operation.

## Long description

The CALEFFI XS® connection kit set 1 (model 290920) is a compact assembly of plumbing and hydraulic components designed for wall-hung boiler installations. It provides the necessary connections to integrate a wall-mounted boiler with both the heating circuit and domestic hot water system, streamlining installation, commissioning and routine maintenance while ensuring safe hydraulic operation.
Advantages
This connection kit groups essential components into a single package to reduce installation time and coordination between suppliers. The CALEFFI XS® device included in the set is designed for compact wall-mounted systems, offering straightforward hydraulic connections and reliable sealing. Using the kit helps maintain correct flow paths, simplifies venting and draining procedures and reduces the risk of incorrect piping during assembly.
Suitable for
Domestic wall-hung boilers in residential installations
Small commercial heating systems with compact boiler units
Replacement or retrofit projects where pre-assembled hydraulic connections are preferred
Key specifications
Pre-assembled hydraulic connection kit compatible with wall-hung boiler installations
Includes a CALEFFI XS® device and connection components for heating and domestic hot water circuits
Designed for compact mounting and simplified pipe routing
Provides sealed connections suitable for standard domestic heating pressures
Components enable simplified venting, draining and maintenance access
How to use
Install the connection kit at the boiler mounting location following the boiler manufacturer’s installation instructions and applicable plumbing codes. Align the kit’s connection ports with the boiler’s inlet and outlet fittings, secure mechanical couplings and complete the hydraulic connections for the heating and domestic hot water circuits. After mechanical assembly, perform system filling, venting and pressure testing before commissioning the boiler. Ensure accessibility for future maintenance and shut-off operations.
Usage recommendations
Verify compatibility between the connection kit and the specific boiler model prior to installation. Use appropriate thread sealants and torque values recommended by the boiler and pipe fitting manufacturers. Schedule a pressure test and visual inspection after installation and before first operation to confirm leak-free connections.

## FAQ

### How much does the Connection kit CALEFFI XS® set 1 — model 290920 cost, and is it available for purchase?

The price is 170.49 € (valid at the time of publication and already includes all taxes). The item is available for order — 56 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, Installment. All transactions are 100% secure and encrypted.

### Can Connection kit CALEFFI XS® set 1 — model 290920 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 CALEFFI 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 CALEFFI 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/11854338/67252681_large.webp