Masonite 36 in. x 80 in. Smooth Flush Hardboard Solid Core Primed Composite Interior Door Slab

Regular price $124.00

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36x80 Smooth Flush Solid Core Primed Interior Door Slab

This Masonite interior slab door features a smooth, no-panel flush design with a solid core for enhanced privacy and sound reduction. The primed composite hardboard surface arrives ready to paint, offering a clean, modern look with installation flexibility.


Key Features:

  • Solid Core Privacy: Dense core construction helps block sound for quieter rooms
  • Ready to Paint: Primed hardboard surface accepts your chosen finish easily
  • Sleek Flush Design: No-panel, smooth face complements modern interiors
  • Installation Flexibility: Reversible handing, slab-only for custom hardware placement
  • Durable Build: 1-3/4 in. thick composite construction engineered for longevity

Specifications Table:

Specification Details
Door Type Interior Slab
Panel Type No Panel (Smooth Flush)
Core Type Solid Core
Material Composite hardboard
Finish Type Primed
Color/Finish Primed White
Color Family White
Texture Type Smooth
Bore Type No Bore
Door Handing Universal/Reversible
Door Height 80 in.
Door Width 36 in.
Door Thickness 1.75 in. (1-3/4 in.)
Fits Opening Height 80 to 80-7/8 in.
Fits Opening Width 36 to 36-3/8 in.
Product Weight 66 lb
Features Easy Install
Included Instructions; No additional items included
Manufacturer Warranty 1 Year Limited Warranty
Fire Rating 20 minutes

Frequently Asked Questions (FAQ):

Q: Is the door pre-bored for a handle?
A: No, it comes as a slab with no bore so you can place hardware where needed.


Q: What are the exact dimensions?
A: 36 in. width x 80 in. height x 1.75 in. thickness.


Q: Is hardware included?
A: No hardware is included; hinges and lockset are sold separately.


Q: Can I paint the door?
A: Yes, it is primed and ready to paint to match your décor.


Q: What handing is the door?
A: Universal/reversible handing for left- or right-hand installations.


A Quiet, Modern Statement in Any Room

This smooth flush slab is the epitome of contemporary restraint—clean lines, beautifully quiet, and effortlessly chic. The solid core adds a satisfying weight that elevates the feel of a space while softening sound. Paint it in a satin graphite for drama, or a warm white to let textures and art take the lead. It’s a minimalist essential that brings polished, luxurious calm to everyday living.


Upgrade your space with this solid-core, paint-ready slab door and enjoy modern style with better sound control today.

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