You are aware that your location has Digital Broadcast Tv stations/channels to the , North , North West , South West , South , North East.
If the ANT751 is installed down on the side of the house then the house will block reception.
It is best to install the ANT751 at a location that the roof or house will not block reception , North , North West , South West , South , North East.
As always , trees and tree leaves do a real fine job of reducing and blocking reception and so do buildings and other obstructions , including your own house.
It is best to install the antenna at a location that has the least amount to no amount of obstructions of any type or kind in the directions of reception including your own house.
Aim the ANT751 at about 360 degree magnetic compass direction.
Here is how to aim antennas ,
http://www.kyes.com/antenna/pointing/pointing.html.
http://www.solidsignal.com , has - wall mount brackets - that hold the mast pipe away from the wall so the mast pipe will clear roof over hang and the mast pipe can extend up to get the antenna up so the antenna can receive different directions.
Also in the solidsignal search box type , antenna mounts.