I install dish network an have been doing it for 5 yrs what alot of customers are not told is that only certain dishes will go in certain areas, 129 has such a low elevation that it will only go in places that have a clos. even the new 1000.4 has places it will not go an its elevation is 49. sometimes 110/119/61.5 is your only option, so don't be surpised if the tech tells u that
You do know that this does not work any longer as an acceptable HD install as it leaves the sub without a good amount of HD channels being unavailable?