<i aria-hidden="true" role="presentation" class="elementor-menu-toggle__icon--open eicon-menu-bar"></i><i aria-hidden="true" role="presentation" class="elementor-menu-toggle__icon--close eicon-close"></i>
P4000 probe: Measure fine particles
The P4000 probe is designed to improve indoor air quality by measuring the concentration of fine particles: PM1, PM2.5 & PM 10 present in the air inside buildings.
