DuraVent DirectVent Pro 90° Elbow – Black 4" x 6-5/8" (46DVA-E90B)

90° swivel elbow for DirectVent Pro 4" x 6-5/8" systems.
Fully unitized twist‑lock construction for gas or propane fireplaces and stoves.
Used to create an offset in horizontal or vertical runs without additional fasteners or sealant
(unless required by the appliance manufacturer).