Masonite Traditional 42-in x 84-in Natural 5-Panel Unfinished Knotty Alder Wood Single Barn Door

Regular price $1,034.90

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Shipping calculated at checkout.

Unfinished Knotty Alder 5-Panel Barn Door, 42 x 84 in

Elevate interiors with this Masonite Traditional barn door crafted from solid-core knotty alder. The natural, unfinished slab is ready to stain and sized at 42 x 84 inches for a bold, space-saving transition between rooms.


Key Features:

  • Solid-Core Authenticity: Dense construction provides the look and feel of real wood with improved durability and sound control
  • Unfinished Knotty Alder: Natural surface arrives ready to stain to match your décor
  • Space-Saving Sliding Design: Ideal for closets, pantries, bathrooms, offices, and more
  • Classic 5-Panel Style: Clean, symmetrical lines complement farmhouse, modern, and transitional spaces
  • Slab Only: Track, handle, and hardware sold separately; trim allowance 2 in bottom, 1/2 in width

Specifications Table:

Specification Details
Series Name Traditional
Common Size (W x H) 42-in x 84-in
Actual Width (Inches) 42.0
Actual Height (Inches) 84.0
Door Thickness (Inches) 1.375
Material Wood
Wood Species Knotty alder
Core Type Solid core
Door Finish Unfinished
Manufacturer Color/Finish Natural
Color/Finish Family Brown
Panel Type 5-panel
Configuration Single
Bypass Yes
Hardware Included No
Soft Close No
Handing Universal
Door Surface Smooth
Glass Tint None
Assembly Required No
Warranty 1-year limited
Trimming Allowance Height: 2-in max (bottom rail only); Width: 1/2-in max (1/4-in each side)
Finish or Rough Opening Height (Inches) 80.0
Finish or Rough Opening Width (Inches) 38.0
CA Residents: Prop 65 Warning(s) Yes
UNSPSC 30171500

Frequently Asked Questions (FAQ):

Q: Does this barn door include the track and handle?
A: No. This is a slab-only door; track, handle, and mounting hardware are sold separately.


Q: Can I trim the door to fit my opening?
A: Yes, within limits: up to 2 in from the bottom rail and up to 1/2 in in width (1/4 in from each side). Trimming beyond this voids the warranty.


Q: Is the surface finished?
A: No. The door is natural, unfinished knotty alder and comes ready to stain.


Q: What are the exact dimensions and thickness?
A: Actual size is 42.0 in W x 84.0 in H with a thickness of 1.375 in.


Q: Is handing required?
A: No. The slab has universal handing for left- or right-slide installations.


Warm Modernity with Natural Alder Character

This barn door brings a soulful, organic presence—knotty alder’s warm grain wrapped in a crisp, five-panel rhythm. I love the quiet geometry; it anchors a room while letting textures sing. Stain it in a smoky walnut and pair with matte black hardware for a refined farmhouse moment, or keep it natural against soft gray walls for serene minimalism. It’s a chic essential that turns transitions into statements of luxury living.


Transform your doorway with solid-knotty alder style—add this Masonite barn door to your cart and complete the look with your favorite hardware.

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