The Bungalow Roof is a slanted block with a light green leaf-like or feather-like pattern and bungalow-wooden underside that you can use as a roof-tile or for other purposes (it can be rotated). It can be crafted in your Crafting Menu (default key "Q") or at Crafting Tables (that still exist in worlds created before R22 on September 16th 2015), but only after the recipe has been unlocked upon taking/crafting a Bungalow Wall for the first time (unlocked by taking Wildwood). To craft 8 (blocks of) Bungalow Roof at a time, you'll need (as of R29 in February 2016):