# Connection Kit Varioterm RTL LimitBox ZKZRTL06/K with white cover

**URL:** https://aio.lv/en/product--varioterm-zkzrtl06k--11785027
**Data updated:** 2026-03-08 22:56 (EET)
**Category:** Heating Radiators
**Manufacturer:** Varioterm
**Manufacturer code:** ZKZRTL06/K
**EAN:** 5902610923975
**Warranty:** 2 Years
**Availability:** Available for order
**Price:** 55.49 €
**Prices and availability valid until:** 2026-07-18 23:59
**Price without VAT (21%):** 45.86 EUR
**Can be purchased by legal entities:** Yes (invoice)
**Buy:** https://aio.lv/en/product--varioterm-zkzrtl06k--11785027

## Delivery options

| Delivery method | Delivery time | Cost |
|---|---|---|
| Office pickup (2b. Kengaraga str., Riga, Latvia, LV-1063) | 09.07.2026 | free |
| Pickup points | 14.07.2026 | 1.99 EUR |
| Courier delivery to door | 14.07.2026 | 4.99 EUR |

## Summary description

Connection kit Varioterm RTL LimitBox ZKZRTL06/K includes components for installing an RTL (return temperature limiter) unit and is supplied with a white cover. Designed for integration with heating systems to limit return temperature and protect radiator circuits. Suitable for professional installers and maintenance work where a compact, covered connection solution is required.

## Long description

Connection kit Varioterm RTL LimitBox ZKZRTL06/K with white cover is a compact assembly intended for installation of an RTL (return temperature limiter) unit within heating circuits. The kit contains the necessary components to mount and connect the RTL device behind a protective, white plastic cover, providing a tidy and accessible installation point on radiator or manifold lines. It is designed to integrate with residential and light-commercial heating systems where control of return temperature is required to protect radiators and ensure efficient system operation.
Advantages
The Varioterm RTL LimitBox kit keeps the RTL unit concealed yet accessible for service, limiting exposure to mechanical damage and accidental tampering. The included white cover provides a uniform finish that blends with typical interior installations while offering protection against dust and debris. The kit simplifies on-site work by grouping mounting and connection parts into a single package, saving time during installation and maintenance.
Suitable for
 Installation of a return temperature limiter (RTL) on radiator circuits
 Retrofit projects where a compact covered connection point is required
 Residential and light-commercial heating systems
 Professional installation and maintenance tasks
Key specifications
 Scope: connection kit for RTL installation with protective cover
 Cover color: white
 Form factor: compact box for mounting on piping or near manifolds
 Compatibility: designed for use with RTL devices and radiator circuits in hydronic heating systems
 Application: protects the RTL unit from mechanical damage and contamination while maintaining accessibility
How to use
Prepare the installation site by isolating the relevant section of the heating circuit and ensuring piping and manifolds are clean and accessible. Mount the kit in the chosen location and secure the RTL device inside the box according to the RTL manufacturer’s instructions. Route necessary hydraulic and sensor connections through the openings provided and fasten fittings to ensure leak-free joints. Close the white cover to protect the assembly and restore system pressure; verify proper operation of the RTL unit after commission.
Usage recommendations
Use the kit with compatible RTL devices and follow safety procedures for working on pressurized heating systems. Ensure connections are tightened to the torque and sealing requirements specified by component manufacturers. For reliable performance, schedule periodic inspections to check seals and the condition of the cover and internal components.

## FAQ

### How much does the Varioterm RTL LimitBox connection kit ZKZRTL06/K cost, and is it available for purchase?

The price is 55.49 € (valid at the time of publication and already includes all taxes). The item is available for order — 57 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 09.07.2026 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 Varioterm 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 Varioterm 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

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