How Much Temperature Difference Does Proper Attic Vents Make

Proper ventilation in your attic helps address excess heat and moisture that can otherwise wreak havoc on your home.

How much temperature difference does proper attic vents make.

Attic ventilation works on the principle that heated air naturally rises primarily utilizing two types of vents. Federal housing authority recommends a minimum of at least 1 square foot of attic ventilation evenly split between intake and exhaust for every 300 square feet of attic floor space. Just make sure the ceiling is airtight and fully insulated and the temperature in the attic doesn t matter much. Proper attic ventilation consists of a balance between air intake at your eaves soffits or fascias and air exhaust at or near your roof ridge.

Heat and moisture buildup in an attic cause predictable but different problems in hot and cold climates. System to maintain a steady attic temperature of at least 68 degrees. Why adequate roof ventilation is important. Now if the ridge vent is only partial or if the attic air temperature is excessive 20 degrees higher than the outside air fans may prove beneficial pick the right fan.

Intake vents located at the lowest part of the roof under the eaves allow cool. Areas with hot summers and cold winters can suffer the effects of both.