• Series 400, 409, 412, 414, 415, 416, 475, 478, 490, 493, and 494 doors have solid wood frames with 1/4" plywood panels - a solid wood panel upgrade is available
• Series 491 and 492 doors have solid wood frames with 1/4" plywood panels (solid wood panel upgrade is NOT available because of corner blocks)
• Series 476 door is constructed of 100% solid wood
• The natural range of colors allowed in all wood species including limited amounts of sap and mineral streaks.
• 'Select' woods are available in most woods for a higher grade of color and grain match (Select White Pine only available with 1/2” solid panel.) 'Premium' woods are available for some woods, center panels have to be upgraded to 1/2” solid wood. See Wood Species for details of 'Select' and 'Premium' grades.
• Series 400 doors have 13/16" thick frames, 5/4 (1") thick frames available for most woods
• Optional square/round pegs can be added to the corners of most door styles, see Door Options
• Standard outside edge profiles 'A' through 'M' are available for 400 series doors