You re only going into plywood.
How to attach gutters to vinyl siding.
Fasten the downspout to the gutter elbow with sheet metal screws according to the manufacturer s instructions.
Hang gutters on vinyl siding in 9 steps.
At the downspout.
The common practice of attaching downspouts to vinyl siding is to wrap a metal or plastic strap around the downspout and nail or screw through the vinyl siding.
How to fasten a downspout to vinyl siding.
Use screws with a fully threaded shank.
There are at least three alternative ways to do it.
Mount the bracket high up tucked under a lap so you don t buckle the siding while installing it.
Affixed in the middle with room on both sides it should be fine.
Inspect your gutters and look for an area where a downspout would not be obstructed on its way from the gutter to the ground near the roof.
Check both ends of the siding for play first.
This is the method used by all.
Set out the gutter lines on the ground next to the area along the house where you will be installing them.
Hold the downspout connector up against the bottom of the gutter and center it.
Step 2 place a downspout strap at the top where it meets the elbow.
If you want to hang something from your vinyl siding don t even think about drilling through it to attach a hook to the sheathing.
Trace around the downspout.
Use a drill or powered screwdriver to attach the outlets using 1 25 inch 3 2 cm deck screws.
The gutters themselves will attach to these outlets so it s important to place them first to use as a guide as you continue installing.