FYI I reside in a elevated ranch, the stove is from the basement, non-insulated block wall, the upstairs is about 1200sqft sorta open up floor system, basement space is about 500 -600 sqft. I able to preserve the upstairs livingroom about 70deg when its about 10deg outside, clearly the basement https://shulamithv147fsf4.bloggactivo.com/profile