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OXYGEN recuperator in a modern utility room, highlighting compact installation and smart control
3 min read

OXYGEN Recuperators Now Available at ORO Haus

Looking for ventilation made for Baltic winters? ORO Haus now offers OXYGEN units for A++ homes, smart control, quiet comfort, and easy maintenance.

Comparison of three recuperator heat exchanger types with airflow diagrams: plate, rotary, and enthalpy.
7 min read

Plate, Rotary, or Enthalpy Recuperator: Which One to Choose?

Comparing plate, rotary, and enthalpy recuperators? Learn which type best fits Lithuanian winters, A++ homes, and your long-term budget.

Condensation and moisture on a window edge, illustrating the consequences of poor ventilation after renovation.
4 min read

Mold and Foggy Windows: Centralized or Decentralized?

Mold and condensation after renovation are serious risks. Learn how decentralized or centralized ventilation protects your home and health.

RECOM recuperator in a technical room, showing a professional ventilation solution for an A++ home
3 min read

RECOM Recuperators Now Available at ORO Haus

ORO Haus now offers RECOM recuperators shaped by REC Indovent expertise: wide model choice, Wi-Fi control, and solutions for demanding A++ homes.

Comparison of flexible blue ducts and galvanized steel pipes on a construction site
3 min read

Flexible vs. Steel Ducts: The Definitive Guide for A++ Homes

Deciding between flexible plastic and rigid steel ducting? Discover why radial flexible systems dominate modern builds and when galvanized steel is still the right choice.

Modern recuperators displayed on a table — different models for comparison
4 min read

How to Choose a Heat Recovery Ventilator: 7 Definitive Criteria

Building an A++ home? Discover the 7 engineering criteria to select a whisper-quiet, highly efficient MVHR system that perfectly balances your microclimate.