Core PTP Services
The National Testing Institute offers comprehensive proficiency testing for global laboratories in the following domains:
• Fan Coil Units
• Air Quality Monitoring
• Air Filters (General & HEPA)
• Ventilation Fans
• ASHP (Air Source Heat Pumps)
• Heat Recovery Fresh Air Units
• Precision AC for Data Centers
• AC Duct Systems & Diffusers
* All services are conducted in strict accordance with CNAS-CL03 (ISO/IEC 17043) standards.