What BL Tehnika OÜ does

BL Tehnika OÜ is a privately held Estonian limited company (OÜ) established in 2001 and headquartered at Laki 6, Tallinn. It operates as the exclusive official representative of the Finnish manufacturer Vallox in Estonia, importing and distributing heat recovery ventilation systems, kitchen hoods, duct products, and fans. The company is small, with 1-10 employees, and serves both new-construction and renovation projects in the residential and light commercial segments.

The product portfolio is anchored by Vallox's heat recovery ventilation range, including the MyVallox CFi series (constant airflow technology, A+ energy class), the Vallox MV series, the Vallox Pureo commercial air handling units (SX, SR, TX configurations), and the slim Vallox TSK Multi for ceiling installations. Supporting products include the Vallox Captura, X-Line, and Delico kitchen hoods, the Vallox BlueSky air distribution system, MLV Multi duct heaters, and the recently added Exxeo rooftop fans and Helios-branded fans (ATEX, heat-resistant, smoke extraction). Technically, the core offering leverages Vallox's proprietary Constant Flow (CFi) fans, demand-based defrosting automation, enthalpy and cross-flow plate heat exchangers, MyVallox Cloud remote monitoring, and standard ModBus/KNX building automation integration. The MyVallox Selecta program and MagiCAD BIM integration support architects and installers during the design phase.

The business model is distribution-led: BL Tehnika sells Vallox hardware through its website (vallox.ee) and a quote-based inquiry system, complemented by professional services covering installation support, commissioning, and warranty. Pricing is not publicly disclosed. The company markets through its Estonian-language website, direct inquiry handling, and BIM/design tools targeting specifiers, with go-to-market primarily via direct sales and installer/reseller relationships within Estonia only. The firm has no subsidiaries, no disclosed parent company, no funding rounds, and no M&A activity on record.

Name

BL Tehnika OÜ

Legal name

BL Tehnika OÜ

Website

https://vallox.ee

Company type

Private

Founded year

2001

Operating status

Operating

Headcount range

1–10 employees

Short description

BL Tehnika OÜ is the exclusive Estonian representative of Finnish ventilation manufacturer Vallox, importing and distributing heat recovery ventilation systems, kitchen hoods, duct products, and fans to Estonian residential and light commercial customers, supported by technical services.

Ownership category

akta.pro rank

Product category

Ventilation Equipment Distribution

NAICS

Plumbing, Heating, and Air-Conditioning Contractors (238220)

SIC

Steam & Air-Conditioning Supply (4961)

akta.pro primary industry

Ventilation System Installation (Exhaust Fans, ERV/HRV, Make-Up Air) (HSAOAGAI)

akta.pro secondary industries

HVAC System Replacement & Change-Outs (HSAOAGAB), Fans, Blowers & Ventilation Units (Supply/Exhaust/Inline) (IMADANAB), HVAC Service, Maintenance & Repair (BPABACAA)

Keywords

• Heat recovery ventilation
• Air handling units
• Kitchen exhaust hoods
• Rooftop ventilation fans
• Ventilation duct accessories

Headquarters

HQ city

Tallinn

HQ country

Estonia

HQ region

Europe

Offices1 record

Markets served

GTM type

B2B

Offering type

Hardware or Manufacturing

Cost components

Supply Chain, Personnel, Operations, Marketing or Sales, Technology or R&D, Infrastructure

Revenue model

1. Vallox Ventilation Equipment Sales: Sales of Vallox brand ventilation units including residential ventilation devices (MyVallox CFi, MyVallox MV series), commercial air handling units (Vallox Pureo), kitchen hoods (Vallox Captura, Vallox X-Line, Vallox Delico), and accessories.
2. Technical Support and Installation Services: Technical support throughout the entire product lifecycle including installation, commissioning, and warranty service for Vallox ventilation systems.
3. Channel Products and Accessories: Sales of channel products including Vallox BlueSky air distribution system, Vallox Out/In Vario, MLV Multi duct heaters, and various ventilation accessories and sensors.
4. Fan Sales: Sales of Vallox Exxeo roof fans and Helios branded fans including ATEX fans, heat-resistant fans, duct fans, smoke extraction fans, and axial fans.

Go-to-market motion2 records

Distribution channels2 records

Marketing channels3 records

Core offering

BL Tehnika OÜ imports and distributes Vallox brand ventilation systems, air handling units, kitchen hoods, fans, and duct accessories in Estonia as the official Vallox representative. The company supplies heat recovery ventilation equipment for residential single-family homes, apartments, commercial buildings, public institutions, industrial facilities, and specialized applications, accompanied by design support, installation, commissioning, and warranty technical services across the full product lifecycle.

Product overview

BL Tehnika OÜ is the official representative of Vallox in Estonia, offering a comprehensive range of ventilation solutions. The product portfolio centers on Vallox heat recovery ventilation systems designed and manufactured in Finland for over 50 years. Core products include MyVallox CFi series (with constant airflow function and energy class A+), Vallox MV series, Vallox Pureo air handling units (SX, SR, TX series for commercial applications), and Vallox TSK Multi slim units for ceiling/cabinet installation. Supporting products include Vallox 125 MV for renovation projects, kitchen hoods (Vallox Captura, X-Line, Delico series), duct products (Vallox BlueSky, MLV Multi), and fans (Exxeo rooftop fans, Helios ventilators). The ecosystem is unified through MyVallox Cloud platform for remote control and MyVallox Selecta for system design, with standard ModBus connectivity and optional KNX integration for building automation.

Differentiator

Problem solved

Functional benefit

Products and services

• MyVallox CFi Ventilation Devices Energy-efficient residential ventilation devices with constant airflow function (CFi) that compensates for pressure differences and maintains balanced airflow even in windy conditions or with dirty filters. Features built-in humidity and CO2 sensors, MyVallox Cloud connectivity, and A+ energy class. Available in sizes from 51 to 245 CFi, suitable for single-family homes, apartments, terraced houses, low-energy and passive houses.
• Vallox MV Series Ventilation Devices Reliable and energy-efficient residential ventilation devices designed and manufactured in Finland. Feature annual heat recovery efficiency, built-in humidity and CO2 sensors, and demand-based defrost automation for residential applications.
• Vallox Pureo Air Handling Units Commercial air handling units suitable for offices, commercial spaces, production buildings, warehouses, public spaces including kindergartens and schools, and sports facilities. Available in SX series (plate heat exchanger with side connections), SR series (rotary heat exchanger with side connections), and TX series (plate heat exchanger with top connections). Meets Finnish classification requirements and VDI 6022 hygiene standard with Class D1 tightness, T2 thermal insulation, and F9 filter bypass class.
• Vallox TSK Multi Slim Ventilation Units Slim ventilation devices (236-293mm height) suitable for installation in suspended ceilings or hallway cabinets. Feature built-in humidity and CO2 sensors, automatic bypass, and demand-based defrost automation. TSK Multi 50 MV for apartments up to 80m² and TSK Multi 80 MV for apartments up to 120m².
• Vallox 125 MV Ventilation Devices Ventilation devices with various models (A-H) that differ only in duct outputs, enabling replacement of dozens of old models with direct replacement or minor duct modifications. Features heat recovery efficiency over 80%, EC motors, and automatic defrost. Particularly suited for renovation projects replacing older ventilation equipment.
• Vallox Kitchen Hoods (Captura, X-Line, Delico Series) Kitchen hoods designed for ventilation control in apartments, row houses, and detached houses. Vallox Captura is compatible only with Vallox 51K ventilation devices with minimalist design, touch controls, and grease filter with motor-driven damper. X-Line hoods available with AC or EC fans, rigid glass, efficient lighting, and dishwasher-safe grease filter. Delico hoods feature Scandinavian design for apartment buildings with motor-driven dampers, adjustable timer functions (45-120 minutes), and automatic fan speed control.
• Vallox BlueSky Air Distribution System Complete air distribution system for ventilation installations including ducts, distribution boxes, bends, caps, seals, locking devices, and connection parts. Designed for residential and commercial ventilation projects.
• Vallox Duct Heaters and Out/In Vario Vallox MLV Multi duct heater available in 200 and 250 sizes, works with ground heating systems to cool, dry, and preheat supply air. Vallox Out/In Vario is a duct product for ventilation system connections.
• Vallox Exxeo Rooftop Fans Roof fans manufactured in Finland with stylish design. Available in different sizes and control options for roof ventilation applications.
• Helios Specialty Fans German-quality Helios roof fans and ventilators for specialized ventilation needs. Includes ATEX fans for explosion hazard areas, heat-resistant fans for high-temperature applications, duct fans, smoke extraction fans, and axial fans.
• MyVallox Sensors (Humidity, CO2, VOC) Sensors for ventilation systems including humidity sensor (Niiskusandur), CO2 sensor, and VOC (volatile organic compounds) sensor. Humidity and CO2 sensors are standard in MyVallox devices with automatic ventilation adjustment based on indoor air quality. Optional VOC sensor available for detecting organic compounds.
• Technical Support, Installation, and Commissioning Services Technical support throughout the entire product lifecycle for Vallox ventilation systems, including ventilation design assistance, installation support, commissioning services, and warranty service. Provided by BL Tehnika OÜ as the official Vallox representative in Estonia.

Quantifiable outcome

• Heat recovery efficiency 83-84% with A+ energy class even in average climate (MyVallox 119/149 CFi)
• +4 more outcomes

Segments4 records

Ideal customer profiles5 records

Technology focussed No

API detail

Has API

No

API docs

API detail

Core technology

AI maturity

App detail

Integration6 records

Feature9 records

Partnerships

One partnership is on record.

• ValloxcoreChannel Partner/ Reseller/ DistributorBL Tehnika OÜ is the official representative of Vallox in Estonia. Vallox is a well-known Finnish company that has been manufacturing heat recovery ventilation systems for over 50 years. The partnership provides BL Tehnika with a comprehensive product range including residential ventilation devices (MyVallox), commercial air handling units (Vallox Pureo), kitchen hoods, and accessories. BL Tehnika provides technical support for the entire product lifecycle including design, installation, commissioning, and warranty service.

Scale indicators3 records

Recent moves5 records

Expansion highlights3 records

Direct peers

• Swegon Group AB: Swedish indoor climate solutions provider offering air handling units, heat recovery ventilators, and demand-controlled ventilation for residential and commercial buildings. Competes with Vallox in Nordic specification work and is represented in the Baltic region.
• Zehnder Group: Swiss heat recovery ventilation specialist with a strong European presence. Zehnder's comfort ventilation and HRV/ERV units compete head-to-head with Vallox in low-energy and passive house specifications common in Estonia.
• Aldes Group: French ventilation specialist offering HRV/ERV units, fans, and indoor air quality solutions across Europe. Aldes competes with Vallox in residential and light commercial ventilation specifications in Northern European markets.
• IV Produkt AB: Swedish manufacturer of air handling units and energy-recovery ventilators focused on energy-efficient indoor climate. Competes with Vallox in Nordic/Baltic commercial projects and increasingly in low-energy residential segments.
• Dantherm Group A/S: Danish supplier of climate control and ventilation solutions for residential, commercial, and industrial markets. Competes with Vallox in demand-controlled ventilation and is active across Northern Europe.
• Systemair AB: Listed Swedish manufacturer and distributor of ventilation and indoor climate solutions with a product range directly overlapping Vallox's (HRV/ERV units, fans, air handling units). Systemair serves the Nordic and Baltic markets through its own sales offices and competes for the same Estonian specification projects.

Broad incumbents

• Lindab AB: Swedish building products group with a ventilation division producing energy-recovery ventilators, fans, and duct systems. Competes with BL Tehnika's portfolio in the Estonian market and offers a broader product range through its local sales channels.
• FläktGroup: Major European HVAC manufacturer providing air handling units, fans, and ventilation systems for commercial, industrial, and residential applications. Competes particularly with the Vallox Pureo commercial range in larger Estonian projects.
• Vallox Oy: Finnish manufacturer of the heat recovery ventilation units that form BL Tehnika's entire core product range. While Vallox is BL Tehnika's principal supplier, it is also the structural benchmark for product quality and technology — and could become a direct competitor if it changes its Estonian distribution model.

Others

• Helios Ventilatoren: German ventilation manufacturer whose fans BL Tehnika distributes as a complementary line. As a vendor-partner that also sells direct in some markets, Helios is both an enabler and a potential competitor for the fan portion of BL Tehnika's portfolio.

Market position

Strengths4 records

Weaknesses4 records

Competitive moat3 records

Key risks6 records

Key highlights6 records

Customer concentration

• Facebookfacebook.com/2040105209449874

Revenue estimate

Valuation estimate

Number of profiles

Funding overview

Funding rounds

Investors

Funding detail is available on the Subscription and Enterprise plan.Contact sales →

M&A

Investments

M&A and investment is available on the Subscription and Enterprise plan.Contact sales →

Frequently asked questions about BL Tehnika OÜ