Chimney Damper Lever, Depending on your fireplace model, the lever will either shift from side to side or up and down to open your damper. Mar 22, 2026 · The Lever Inside A Fireplace Should Be Raised Some fireplaces have a lever that is just inside the mouth of the firebox. For throat dampers, usually, there’s a lever or pull chain located just inside the fireplace. An open-vented oil furnace can pull air from the basement rather than through the stove. It is an essential feature because it allows you to manage how much air enters and exits your fireplace. Sep 26, 2019 · A damper plate located at the top of a chimney (within a top-mounted damper) is usually square in shape and spring loaded to open or close via a pulley chain, with the chain handle to control the damper located within the fireplace. How chimney dampers work, when to inspect them, and when to repair or replace one. Price and other details may vary based on product size and color. This handle operates the damper plate, a movable metal valve located in the throat of the chimney flue. This step is vital, as a correctly closed damper can prevent heat loss and keep unwanted drafts out when you’re not using the fireplace. gt, zpk, 0x, sih, u55o, fhi7, bx7nk, gr, bg, xmfi,