# Electric Heater Master Oil Heater BV 77E 21KW with Flue Gas Discharge

**URL:** https://aio.lv/en/product--master-4013280--11117677
**Data updated:** 2026-09-17 04:31 (EEST)
**Category:** Oil Heaters
**Manufacturer:** Master
**Manufacturer code:** 4013.280
**EAN:** 8053670896376
**Warranty:** 2 Years
**Availability:** Available for order
**Price:** 1 336.99 €
**Prices and availability valid until:** 2026-11-13 23:59
**Price without VAT (21%):** 1 104.95 EUR
**Can be purchased by legal entities:** Yes (invoice)
**Buy:** https://aio.lv/en/product--master-4013280--11117677

## Delivery options

| Delivery method | Delivery time | Cost |
|---|---|---|
| Office pickup (2b. Kengaraga str., Riga, Latvia, LV-1063) | 29.10.2026 | free |
| Courier delivery to door | 03.11.2026 | 53.99 EUR |

## Summary description

The Master Oil Heater BV 77E is a powerful 21KW electric heater designed for efficient heating. It features a flue gas discharge system, ensuring safe operation. Ideal for industrial and commercial use, it provides reliable warmth in large spaces. Its robust construction and high performance make it suitable for various heating applications.

## Long description

The Master Oil Heater BV 77E 21KW with Flue Gas Discharge is an efficient and robust heating solution designed for professional environments. Operating with a 21 kW capacity, this diesel-powered oil heater is engineered to deliver consistent and powerful warmth to large industrial, commercial, and agricultural spaces. Equipped with a dedicated flue gas discharge system, it directs combustion byproducts safely away from the heated area, ensuring a cleaner indoor environment during operation.
Advantages
This oil heater stands out for its high performance and reliability in demanding conditions. The built-in flue gas discharge allows for safer operation in enclosed or semi-enclosed spaces when properly vented. Its durable construction features high-grade materials designed to withstand harsh job site conditions, while the integrated safety controls protect against overheating and flame-out. The high airflow output ensures rapid temperature rises across large areas, making it a dependable choice for continuous daily use.
Suitable for
Heating large industrial warehouses and manufacturing plants
Providing warmth in commercial workshops and automotive garages
Accelerating drying processes in construction and renovation sites
Warming agricultural buildings, greenhouses, and livestock areas
When it may not be suitable
This heater is not designed for residential living spaces or poorly ventilated rooms where proper flue gas venting cannot be safely installed. Due to its size, fuel requirements, and operational noise level, it is generally unsuitable for small enclosed offices, domestic rooms, or environments sensitive to combustion-related sound and emissions.
Key specifications
Heating capacity: 21 kW
Power source: Diesel or heating oil
Features integrated flue gas discharge system
Designed for industrial and commercial applications
Robust construction for enhanced durability
How to use
Position the heater on a stable, level, and non-flammable surface in a well-ventilated area. Connect the flue gas discharge pipe securely to vent exhaust gases outside the workspace according to safety guidelines. Fill the fuel tank with clean diesel or appropriate heating oil, plug the power cord into a compatible electrical outlet, and set the desired temperature using the control panel or external thermostat if connected. Allow the unit to complete its automatic cooling cycle after turning it off before moving or storing it.
What to consider before purchase
Ensure access to a proper outdoor ventilation route for the flue gas discharge pipe
Verify the availability of a stable power supply for operation
Assess the required heating capacity for your specific room size
Confirm compliance with local safety regulations regarding fuel-fired heaters in enclosed spaces
Usage recommendations: Always ensure adequate fresh air intake alongside the flue gas venting system to maintain safe combustion. Regularly inspect the fuel lines, burner, and exhaust connections before each operation cycle to maintain maximum efficiency and safety.

## FAQ

### How much does the Electric Heater Master Oil Heater BV 77E cost, and is it available for purchase?

The price is 1,336.99 € (valid at the time of publication and already includes all taxes). The item is available for order — 50 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 29.10.2026 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 Electric Heater Master Oil Heater BV 77E 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 Master 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 Master 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/11117677/66715795_large.webp