about us


Blower Door test - air pressurization testing on buildings up to 1 550 000 m³ and more!!!

Blower door tests for residential and industrial buildings, for warehouses, office buildings, cold stores, logistics centers, non-residential buildings like gyms, supermarkets, shops, municipal buildings, city halls, schools, water parks and all kind of large buildings.



  • experience since 2006, over 1000 successful door fan tests;
  • cost advantage through Eastern European strongest “company owned” fan capacity;
  • projects in Italy, Spain, Croatia, Poland, Czech, Finland, Bulgaria, Slovakia, Lithuania, Estonia, Sweden, Russia, Kazakhstan and Romania;
  • on-site building inspection;
  • trained personal according to BINDT program (EN 13829/ISO 9972);
  • thermography Level 2 (ISO 9712);
  • Enclosure Integrity Testing Levels 1-3 (ISO 14520/NFPA 2001).

Our services

  • on-site building construction supervision from planning to implementation;
  • Testing at weekends or at night in order not to block the construction site;
  • Leak detection is carried out (minimum temperature difference of 2°C...3°C between indoors and outdoors) with infrared thermography. Otherwise (in summer time), with a hot-wire anemometer or fog machine;
  • Enclosure Integrity tests for rooms with Gas Extinguishing Systems.

Leakage location