The gap between the door and panel seems big Daniel is it, Would You run into bother with pups and young terriers? I'd have preferred the hinging to be a bit tighter than it looks, tidy setup tho.I don't keep dogs that grab others(only one place they go)-they won't enter each others runs or boxes-I spend time socialising all my dogs be it terriers or lurchers.not had an accident in over 15 yrs fingers crossed.atb dcI never said anything about grabbing each other or fighting, so your method of socialising isn't in question. I simple ment a handy terrier could get his head out between the gate a