Sorry for stupid questions, but I have never even heard of these things until this forum. I just want something to prevent the stove from smoking the house in the time it takes to get the generator going. Albeit power outages are not common in my parts. Is this what I should be looking for? http://www.amazon.com/gp/aw/d/B000OFXKFI/ref=PSD_MLT_BACK_BUTTON_CLICK