Build a clean, square opening with our raw MDF door jambs. Machine-smooth and dead straight, they prime and paint up beautifully for a flawless, gap-free finish around any interior door.

• Material: Raw MDF — supplied unprimed; sands and paints up smooth
• Depths: 4-5/8" for 2×4 walls and 6-5/8" for 2×6 walls — the right depth for a flush fit
• Board size: each board is 81-1/8" long × 5/8" thick, in your selected 4-5/8" or 6-5/8" width
• Strong, straight, and consistent & holds hinges and hardware securely and resists warping
• Paint-grade: prime, then finish in any colour
• Pairs with any of our interior doors
• Wholesale-direct pricing