# Storage water heater VIESSMANN Vitocell 100-W CVWB 300 L capacity

**URL:** https://aio.lv/en/product--viessmann-7720319--11888066
**Data updated:** 2026-03-09 21:11 (EET)
**Category:** Water Heaters
**Manufacturer:** VIESSMANN
**Manufacturer code:** 7720319
**EAN:** 4054465584816
**Warranty:** 2 Years
**Availability:** Available for order
**Price:** 1 630.99 €
**Prices and availability valid until:** 2026-07-15 23:59
**Price without VAT (21%):** 1 347.93 EUR
**Can be purchased by legal entities:** Yes (invoice)
**Buy:** https://aio.lv/en/product--viessmann-7720319--11888066

## Delivery options

| Delivery method | Delivery time | Cost |
|---|---|---|
| Office pickup (2b. Kengaraga str., Riga, Latvia, LV-1063) | 07.07.2026 | free |
| Courier delivery to door | 10.07.2026 | 4.99 EUR |

## Summary description

Storage water heater VIESSMANN Vitocell 100-W CVWB with 300 L capacity designed for domestic hot water accumulation and delivery. Cylindrical buffer tank intended to work with boilers or heat sources, providing DHW storage, stratified thermal layering and connection points for heating and sanitary circuits. Suitable for residential buildings and small commercial installations requiring reliable hot water storage.

## Long description

The VIESSMANN Vitocell 100-W CVWB storage water heater with 300 L capacity is a cylindrical buffer tank designed for domestic hot water accumulation and delivery. It is intended to work in conjunction with boilers or other heat sources to provide reliable DHW storage and stratified thermal layering. The tank includes connection points for heating and sanitary circuits and is suitable for residential buildings and small commercial installations that require dependable hot water storage and integration with existing heating systems.
Advantages
The storage tank offers efficient thermal stratification to maintain temperature layers, minimizing mixing and improving delivery of hot water at required temperatures. Its 300 L capacity provides substantial stored hot water for domestic use while reducing boiler cycling. The cylinder design and standard hydraulic connections simplify installation and integration with various heating sources. The unit is designed for long-term service in typical domestic and light commercial environments, enabling stable hot water availability and reduced peak load on the heat source.
Suitable for
 Residential houses and multi-family dwellings requiring centralized DHW storage
 Small commercial premises such as offices, guesthouses, or small shops
 Integration with boilers, heat pumps or other heat sources for domestic hot water supply
 Systems where thermal stratification and buffer storage reduce cycling and improve efficiency
Key specifications
 Storage capacity: 300 litres
 Geometry: cylindrical buffer tank designed for vertical installation
 Thermal performance: stratified layering to support temperature separation and efficient DHW draw-off
 Hydraulic features: dedicated connection points for heating and sanitary circuits
 Application: domestic hot water storage compatible with boilers and other heat sources
How to use
Install the Vitocell 100-W CVWB according to the manufacturer’s installation instructions and local codes, connecting the tank to the heat source and the sanitary distribution system via the designated ports. Commission the system by filling the tank, purging air from the circuits, and setting appropriate temperature controls on the boiler or controller. Use the storage tank as part of a closed heating and DHW system, ensuring that safety devices such as pressure relief valves and expansion vessels are fitted and maintained. Periodic inspection of connections and insulation is recommended to maintain performance.
Usage recommendations
For reliable performance, match the Vitocell 100-W CVWB to a compatible heat source sized for the building’s demand, maintain recommended water treatment to prevent corrosion, and follow scheduled maintenance for valves and insulation. Ensure installation by qualified personnel and verify system settings to preserve thermal stratification and maximize storage efficiency.

## FAQ

### How much does the VIESSMANN Vitocell 100-W CVWB 300 L water heater cost, and is it available for purchase?

The price is 1,630.99 € (valid at the time of publication and already includes all taxes). The item is available for order — 1 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 07.07.2026 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, Leasing for legal entities. All transactions are 100% secure and encrypted.

### Can VIESSMANN Vitocell 100-W CVWB 300 L water heater 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 VIESSMANN 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 VIESSMANN 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/11888066/67309196_large.webp