90% Furnace venting. Posted on August 22, 2012 by Andy. With these higher efficiency furnaces, came some other considerations. The 90% implies that 90% of the heat that is put into the furnace is transferred into the duct system and subsequently into the homes living space leaving only 10% going out the exhaust.
The definition of a direct primary election is when people vote for candidates of their political party by direct vote instead of by delegates at a convention.
2016 Primary Elections Schedule. The 2016 U.S. general election will be held on Tuesday, the 8th of November 2016. This election year will feature Presidencial Election, elections to the United States Congress.