Napoleons new High Country 3000 Eco has changed to a catalytic fireplace, yes, just like your car. This fireplace has lower emissions then its predecessor and burns up to 25% longer, thus a more efficient model while still maintaining its heat.Decorative knob allows the operator to bypass the catalyst temporarily, increasing the air flow through the unit to aide in starting a fire or reloading fuel Digital catalyst temperature monitor allows the operator to ensure their fireplace is always within the optimal temperature range to provide lowest emissions possible Improved air wash system allows glass doors to stay cleaner Cast iron baffle and bypass door for durability Cast iron front doors provide consistent seal Black andirons come standard Burns 25% longer than previous model Lower emissions of 3.25g hr Presidents limited lifetime warranty New catalyst addedCollection: High Country Depth: 29-1 4 Finish: Painted black Height: 43-1 4 Weight: 551 Width: 42