#2 is the right way, the shorter flange is against the door skin, the longer flange and the inner curve fit against the opening when the door closes

Bill


Moved over to the Passing Lane

"When we tug a single thing in nature, we find it attached to the rest of the world" ~ John Muir
"When we tug a single thing on an old truck, we find it falls off" ~ me
Some TF series details & TF heater pics