For durable window details look no farther than the oldest houses on your block. Build small roofs over windows and doors; recess them into the wall if you can. The trim details can be as simple or fancy as you want. For design guidence, look at classic houses.
I was driving through Maine last week and saw great examples of water shedding details on houses that have been around for 120-250 years.
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It’s like Dr. Brusque said at summer camp a few weeks ago: “they built leaky houses 100 years ago too, it’s just that the pigs have been torn down by now.” What’s left, is what worked.