... be soaked in water.Door structure: fir wood core, natural hardwood surrounded in the lipping, ... economical.4. Door finish: a)Lacquer, original wood colour and grain are kept, looks natural. b ... : frame with brick molding, with rubber seal.6. Wood species: ash, sapeli, chempaka, Chinese cherry, black walnut ... design, size and configuration for final confirmation. f)After all the details are nailed down, ...