100% solid pine door frames by Pine,Larch,white oak, Components : Low-E glass , Roto hardwares , 1. Frames:frames are produced by Pine,Larch,white oak. 100% solid oak door 2. Qingdao ASEU WOOD CO., LTD mainly manufacture laminated scantlings in Shandong province, china.3.Main species:*Pine,Larch,Oak etc. *Finger joint :KKK *Solid lamella: DKD *Vertical grain or semi-vertical grain. *4 sides clear ...