At the very top yes, you screw them into the ridge board. Below that it's a little more difficult. In fact, 2 screws are able to hold you steady. However, the manufacturer in the manual recommends doing it as in the video.
@@JOE_JET_DIY Ok, thank you. It should make sense to me after I get the ridge vent off. I'm using the HitchClips and D minus anchors so they are not as wide as the anchor used in your video.
