3", pellet vent 45 degree elbow, use to offset obstructions as needed, elbow swivels 360 degrees at base, angle not adjustable, designed for stoves that burn wood pellets, patent pending venting for stoves & inserts that use wood pellets, ul listed for 3" clearance to combustibles in usa & Canada.
WARNING: This product can expose you to chemicals including Chromium (hexavalent compounds) which are known to the State of California to cause cancer and birth defects or other reproductive harm. For more information go to www.P65Warnings.ca.gov