These lightweight, flexible exhaust snorkels with three adjustable, composite friction joints allow you to get close to the source of fumes and particles safely. The two outermost arm joints can rotate and swivel 360 degrees. Constructed of anodized aluminum, the snorkels offer strength, durability, and ease of handling. The arms are 3” in diameter and are available with a maximum working radius of 42.9” (109 cm) or 57.1” (145 cm). Each arm comes with a 5.5” mini hood that will accept optional hoods.