1 X 5 S4S Square Primed MDF

True Dimensions - 11/16" x 4 1/2"

Clean Lines. Modern Simplicity.

Bring a refined, contemporary finish to your trim work with our MDF Square. Designed for modern interiors, this profile highlights the beauty of simplicity—where clean geometry and subtle detail create a timeless architectural look.

Crafted from smooth, high-quality MDF, this casing delivers a consistent surface that cuts cleanly, installs easily, and finishes beautifully.

Why You’ll Love It

• Clean square profile ideal for modern and minimalist interiors
  
• Smooth MDF surface provides a flawless paint-ready result
  
• Great for baseboards 
• Consistent material with no knots, grain, or imperfections

For Interiors Designed with Simplicity

Great design doesn’t need excess detail—it relies on balance, proportion, and clean lines. This square trim delivers exactly that, giving windows and doors a crisp, architectural frame that complements both contemporary and transitional spaces.