The hood comes in a robust hard case and will provide you with a minimum of 15 minutes to escape from a hazardous situation

and serged seams

this large 1/2 hp 16″ Standard Axial Metal Blower delivers high output for drawing or pushing air

Fourier Transform Infrared spectroscopy

grill gap-5-16” (

Allegro Half Face Constant Flow Supplied Air Respirator - Please Choose Variation footwear The hood comes in aHalf Face: This comfortable half mask offers low pressure, continuous flow protection with the same unique over the shoulder hose design and belt as the full facepiece respirator. Its durable and easy to use with OBAC quick connect. The low profile design allows it to fit under welding shields. The skirt is made from silicone, is easy to clean and it wont lose its shape in storage. NIOSH approved.