Independent Air Quality Consultants

Indoor air quality, environmental and ventilation hygiene.

01322 273158

Staff Training


January 2020

Congratulations to our Air & Ventilation Hygiene Consultant Graham Rolleston who has successfully completed P601 – EXAMINATION AND TESTING OF LEV SYSTEMS covering both the theory and practice for testing LEV plant.

Grahams success now means AirisQ have 3 LEV assessors who can undertake thorough Examination and Tests on LEV plant to the required standard. These standards are set out in HSE’s Guidance HSG258. Our in-house LEV team provides customers with a wide range of independent LEV testing services including.

  • Evaluation of LEV systems with an understanding of the basic design elements.
  • Calculation of airflows, velocities, a complete CoSHH Reg 9 Statutory Examination Service with results presented in an approved report document format.