Butt Flare Reducer Image Gallery Butt flare reducer (left) alongside trim saw. Note: this is an old style of our reducer. Log on butt flare reducer fed by knuckle boom. Butt Flare reducer (left) with deck infeed (from left in photo) side-by-side with rosserhead debarker (right). Rendering of butt flare reducer with infeed deck. Rendering of a butt flare reducer alongside log trough. Butt Flare Reducer with log on reducer. Note: this is the image of the rendering of the reducer alongside the log deck. The reducer can eject logs to the left or right. Log before flare reduction. Log after flare reduction. Reduced log end. Single-button control. Butt flare reducer and rosserhead debarker.