How to install a stove jack. The jack shown in this video is mounted in the sidewall, and is attached with Velcro which allows for jacks with different size holes to be used. Or you can Velcro in a vinyl or screen window. Sidewall mounted stove jacks use less pipe than roof mounted stove jacks and provide for a separate kitchen area. Roof mounted jacks don't need an elbow and might draft better, also your stove ends up in the middle of the tent providing more even heating. However, although you don't need an elbow with roof mounted jacks in addition to using a spark arrestor you may want to use a stack robber to help keep cinders from burning holes in the top of your tent.