No residue or glue, the strip is thin and plastic like and snaps off. I’m hoping there is a thinner option for the door seal as the gap is only 20mm t ...

Is there a thinner option of the door seal as Thant one is 50mm thick and our gap is 20mm.  

No screw, here is a pic of one of my windows where the seal has gone completely. You can see the drainage holes.  

help. what can i use to replace my outside window black edging