After a bit of research, Cambry and I found that these rubber construction ramps work really well for door ways. And are classy enough to not detract from the house. This is the one we used in this video: https://amzn.to/2TaYJcI it has a 1.5 inch rise. (You want it to match up exactly with the height of the threshold inside the door frame) If you have a REALLY tall threshold, like a small step, you can use a ramp like this: https://amzn.to/37SnMW2 we have this installed on our front door, and it