hollow particleboard,tubular chipboard 1.size:2000*1250*34mm 2.thickness:23mm 3.glue: ... ,french doors exterior,interior door in laminate 1.Wood door supplier of shanghai EXPO2.Environmental protection3.Nice relief surface4.Third party ... structure:Rails/Stiles: Finger joint hardwood or softwoodCore: laminated fir, chipboard, tubular chipboard, wood strip, honeycomb, hollow, etc.Door skin: MDF, HDF ...