Installing a Soffit Box


Pictures of Installing a Soffit Box

Completed Soffit Box Installation

Completed Soffit Box Installation Building a soffit box can be confusing at first but when you see how it is done - it is really a no brainer. Soffit boxes are simply made from bending some F channel and fascia panels around the soffit panel.

Where the Eaves Meets the Gable End

Where the Eaves Meets the Gable End In this job J channel was used to form the box channel. F channel can also be used. The J channel is extended out from under the eaves and bent at a right angle to meet the corner of the eave and gable end.


Gable End J Channel

Gable End J Channel Opposite end picture of a soffit box.

Vinyl Soffit Panels are Installed

Vinyl Soffit Panels are InstalledSoffit panels are installed and nailed at the roof eave structure. The soffit panels float the J channel.

Gable End Soffit and Fascia Box

Gable End Soffit and Fascia BoxThe soffit panels are installed all the way out to the end of the gable end soffit box. A fascia panel is installed and bent around the soffit panels to hide J channels previously installed.

Gable End Soffit Box Details

Gable End Soffit Box Details

Bending Fascia Panels

Bending Fascia PanelsThe fascia panels are bent around the J or F channel. 45 degree cuts are made at the corners to make clean cut corners.

Gable Box End

Gable Box End

Soffit Box Details

2x4 deck rail

Gable Soffit Box

Gable Soffit Box

Finished Soffit Installation

Finished Soffit Installation

Completed Soffit and Gable end Soffit Box

Completed Soffit and Gable end Soffit Box

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