Proper Home Attic Ventilation

Although there are many different types of roof vents to choose from ensuring you have the right number of both intake and exhaust vents is a central part of roof design.

Proper home attic ventilation.

The ridge vent is cut back 1 inch on either side of the ridgeline which yields a total area of 7 67 square feet of ventilation. Good ventilation allows the heat and moisture to escape. His home is 48 feet long and has a ridge vent that measures 46 feet. Finally to ensure that the airway to the vent remains open staple a ventilation baffle to the plywood sheathing in each rafter bay.

Proper ventilation in your attic helps address excess heat and moisture that can otherwise wreak havoc on your home. Venting a homes attic is a very important best building practices will say 50 at the ridge and 50 at the soffits unobstructed. That keeps your attic dry and reduces. Given the tremendous potential for wasted energy and exorbitant costs we ve prepared a few tips and tricks to ensure your home is properly ventilated.

In the summer good attic ventilation reduces heat buildup. It helps your home rid itself of moisture smoke cooking odors and indoor pollutants. As a certified licensed home inspector it is not correct to say too much ventilation is bad for an attic unless rain moisture is getting in. Proper interior ventilation is vital to your family s health and comfort.

That cuts cooling costs and prolongs shingle life. Can you have too much ventilation in your attic. Attics should be insulated to r 38 which is approximately eighteen inches of insulation material. Interior ventilation kitchens bathrooms and laundries are the.

Heat and moisture buildup in an attic cause predictable but different problems in hot and cold climates. At first it may seem odd to add insulation for warmth and then purposely allow cold air to enter the attic through vents but this combination is the key to a durable and energy efficient home. Jones has adequate ventilation along the ridge to ventilate the attic space. Areas with hot summers and cold winters can suffer the effects of both.

In the winter warm moist air seeps into the attic from the living space below. Structural ventilation controls heat levels in the attic moderates dampness in the crawlspace and basement and keeps moisture out of uninsulated walls. Cool air in hot air out. Proper attic ventilation offers numerous advantages to the homeowner.

About attic ventilation natural attic ventilation. The molded polystyrene baffles available at home centers and lumberyards for about 1 each form channels that hold insulation at bay and direct incoming air upward.