Pine doorframe. Beware of termites.
The item id for Doorframe Pine in unturned is 1087. You can use this ID with the commands below to spawn the item, give it to a player or buy it on a modded economy server.
Useable: Barricade
Build: Barricade
Size_X: 2
Size_Y: 1
Size_Z: 0.3
Health: 450
Range: 8
Radius: 0.5
Offset: 2
Explosion: 29
Blueprints: 1
Blueprint_0_Type: Barricade
Blueprint_0_Supplies: 1
Blueprint_0_Supply_0_ID: 41
Blueprint_0_Supply_0_Amount: 2
Blueprint_0_Build: 27
PlacementAudioClip: Sounds/WoodenPlacement.mp3
Has_Clip_Prefab: false