The five-point adjustable head harness removes the feeling of a downward pull, ensuring a balanced, comfortable fit Well-balanced, lightweight (600g). Available in three sizes for a more tailored fit, increasing respirator/fit factor. Raised visor bridge profile protects the visor from scratches when not in use. Visor and filter position provides panoramic field of view without any obstructions. Low profile shape provides exceptional compatibility with other PPE. The Alpha Sentinel filters are fitted with a simple connection which easily clicks into position. The large exhalation valve reduces heat and moisture build-up, providing low breathing resistance. Easily cleaned and maintained, with spare parts available. Tested to EN136:1998 Class 2, ensuring greater robustness and higher flame retardancy. Supplied with user seal check covers, which double as particulate filter holder for combination filter. Optical insert available. Quantitative face fit adapter available. The harness is designed to prevent over-rotation and tangling.