The corner posts should run from 3 4 inch 1 9 cm below the bottom of the starter strip to just beneath the eaves after the soffit pieces have been installed.
How to install vinyl siding inside corners.
Position starter strip with the top edge of chalk line and allow room for corner posts.
Expansionwhen the temperature changes vinyl siding expands and contracts.
Partly drive a nail 11 2 in.
Each corner should be hung straight so drop a plumb line for each corner post.
Install the corner posts.
Find the lowest corner of the old siding or sheathing on the house.
Install 1 2 inch 12 7 mm foam sheathing strips on both sides of each corner then install your corner siding pieces to these strips.
Installing inside corner.