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.
Each major political party uses the Primary Election to nominate their party candidates for the November General Election. Each state has different rules governing Primary Elections. In Oregon, parties have a closed system, meaning voters must be a member of a political party to vote in that party's Primary Election.Example: If you are registered with the Democratic Party, you may vote for Democratic candidates, nonpartisan candidates and local or state measures.ach major political party uses the Primary Election to nominate their party candidates for the November General Election. Each state has different rules governing Primary Elections. In Oregon, parties have a closed system, meaning voters must be a member of a political party to vote in that party's Primary Election.