How to Replace and Install a Soffit Vent

An attic uses lower and upper vents to create a natural flow of air through the space. As the warm air rises out of the roof vents, fresh air is drawn in through the lower soffit vents. The soffit vents are made from sheets of slotted metal and are installed by inserting one end in J-molding and fastening the other side to the bottom of the fascia board with a wood screws.

Screwdriver
Measuring tape
Tin snips

Instructions

- 1
  Pull back the metal flashing on the front of the fascia board with your hand to expose the screws fastening the soffit vents.
- 2
  Unscrew the screws from the wood and pull the soffit vent out of the j-molding.
- 3
  Measure the width of the old soffit and transfer that measurement to the new soffit. Cut along this line with tin snips.
- 4
  Insert the soffit vent into the J-molding and fasten with the removed screws to the bottom of the fascia board.
- 5
  Push the metal flashing back into its original position.

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Ventilation