DuraVent® 3PVL-E90R Pellet Vent 90-Degree Elbow, 3"Use to offset obstructions as needed. Elbow swivels 360 degrees at base. Designed for stoves that burn wood pellets. Patent pending venting for stoves and inserts that use wood pellets. UL listed for 3" clearance to combustibles in USA and Canada. 3" 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 and inserts that use wood pellets