Thats right , I was thinking about something else. Well Ok then , give a MS2002 a try , best to get it above any stucko wire or any thing that can block or reflect the Tv transmissions. If can mount it higher then the garage roof that would be good. Here is a type of mount you might be able to use ,
http://www.sadoun.com/Sat/Products/Perfect/PVEM1.gif. Please note that omnidirectional antennas are not 100% omnidirectional , will likely need to turn the antenna to find a spot that receives the channels you will like to receive.