Installation Instructions

f-channel
soffit
wall
fascia
aluminum
fascia
Option A
vinyl
fascia
f-channel
wall
fascia
j-channel
soffit
Option B
H-channel
J-channels
Diagonal trim use
Straight trim use
Installing soffit and fascia
Please note: Although vinyl soffit’s are manufactured with the same exacting
standards as all vinyl products; UV Inhibitors are not added to the vinyl formulation
as soffits are not exposed to direct sunlight. For this reason, vertical or horizontal
installation of soffits on walls is not recommended and cannot be guaranteed.
Installing trim - Option A
When fascia is applied without exposed nailing.
With open eave: Secure F-channel to the exterior of the fascia with the top leg
resting against the bottom of the board. Secure F-channel on wall, level with the
F-channel on the fascia.
With closed eave: Use a J-channel in place of the F-channel at the wall. Secure all
channels every 12” on center, in center of nail slots.
Installing trim - Option B
When soffit only is applied, or when fascia panel is secured to underside of wood
fascia.
With open eave: Secure F-channel to the wall and to the inside of the fascia board,
level with each other. Cut out back of channel to fit around rafters, if needed.
With closed eave: Substitute J-channels for the F-channels.
Secure all channels in the center of the nail slots, 12” on center.
Installing soffit
1. Measure the distance between the inside of the inside and outside trims. Allow
1/4” per side for expansion and cut the panels to length. Insert panels into trims.
For eaves over 18” in width, you will need to install intermediate nailing supports
to keep the soffit from sagging.
2. Interlock panels as you would vertical siding. Closed soffit can be secured every
12” on center.
3. When fascia panel is not being applied, use an F-channel or J-channel at corners
of the overhang to properly finish the installation.
4. When soffits meet at a corner, the joint can either be diagonal (mitered) or square
(both illustrated). Both methods are made with J-channel or H-channel.
Soffit and Fascia Installation 1

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