The surface of this kind of material, it looks natural and wooden feeling. It also has the feature of durable, moistureproof, sound insulation, heat insulation, keep warming and keep clean.
They are termite proof, fire retardant, economical, maintenance free easy to install & available in various colours shades & no hassles of painting & polishing.

Solid wood frame with wood skeleton batten inside ,MDF board in both middle side ,PVC venner .
The standard size for the door leaf is 800*2000*40mm, the standard thickness of the door frame is 130-179mm,