1x6 Flat Header - MDF - 16'
Actual Dimensions: 192 in x 5-1/2 in x 1 in
* Actual Dimensions are listed as (Length x Width x Height/Thickness) *
Modern 1x6 Flat MDF Header for Clean Architectural Style
Create a bold, contemporary look with our 1x6 Flat Header, crafted from premium paint-grade MDF for smooth, consistent quality and a flawless painted finish. Featuring clean lines and a substantial 5-1/2-inch profile, this flat header moulding is the perfect way to add architectural interest above doors and windows without ornate detailing.
Whether you're designing a modern custom home, updating builder-grade trim, or creating a modern farmhouse interior, the 1x6 Flat Header delivers crisp, timeless style that complements today's most popular design trends.
Available in 16-foot lengths, it reduces seams while creating a clean, professional installation throughout your home.
Why Choose a 1x6 Flat Header?
Flat stock trim has become one of the most requested interior design styles because of its simple, timeless appearance.
Features & Benefits
- Clean 1x6 flat profile
- Premium paint-grade MDF construction
- Smooth, knot-free surface
- Modern 5-1/2" profile
- Long 16-foot boards minimize joints
- Creates bold architectural lines
- Easy to cut, install, and paint
- Ideal for remodeling and new construction
- Coordinates with flat casing and flat baseboards
The minimalist design allows your home's architecture to stand out while creating a clean, upscale appearance.
Why Install Flat Header Moulding?
A flat header instantly gives doors and windows a more custom appearance while maintaining the clean lines today's homeowners love.
A flat header can:
- Upgrade builder-grade trim
- Add visual height above doors and windows
- Create a modern architectural look
- Complement shaker-style doors
- Pair beautifully with flat casing
- Enhance both large and small rooms
- Deliver a custom-home finish without excessive ornamentation
It's one of the simplest ways to elevate an interior while keeping the design timeless.
Why Choose MDF?
Medium Density Fiberboard (MDF) is the preferred material for painted flat trim because it provides exceptional consistency.
Benefits include:
- Ultra-smooth paint-ready surface
- No knots or visible grain
- Crisp square edges
- Excellent paint adhesion
- Uniform profile from board to board
- Easy to machine and install
- Professional-quality painted finish
For modern painted interiors, MDF delivers the clean lines designers and homeowners expect.
Perfect For
The 1x6 Flat Header is ideal for:
- Interior door headers
- Window headers
- Modern homes
- Contemporary interiors
- Modern farmhouse homes
- Scandinavian-inspired designs
- Transitional homes
- Home remodeling
- New construction
- Custom homes
- Open-concept floor plans
- Whole-home trim packages
Product Specifications
Product: 1x6 Flat Header
Material: MDF
Length: 16'
Actual Dimensions: 192 in. × 5-1/2 in. × 1 in.
(Length × Width × Height/Thickness)
Application: Interior door and window header moulding
Finish: Paint-grade
Frequently Asked Questions
What is a flat header?
A flat header is a simple, square-edged moulding installed above doors and windows to create a clean, architectural appearance. Unlike decorative headers, flat headers emphasize modern design with crisp, uncluttered lines.
What design styles work best with flat headers?
Flat headers are especially popular in modern, contemporary, Scandinavian, transitional, and modern farmhouse homes. They pair perfectly with shaker doors, flat casing, and other minimalist trim profiles.
Can this header be painted?
Yes. The 1x6 Flat Header is manufactured from paint-grade MDF and provides an exceptionally smooth surface for primer and paint.
Why choose a 1x6 header?
A 5-1/2-inch flat header provides enough visual impact to frame doors and windows without overwhelming the room. It's a popular size for homeowners seeking a custom look with clean architectural lines.
Why are 16-foot lengths beneficial?
Longer boards reduce seams and joints during installation, creating cleaner lines and a more professional finished appearance.
Complete Your Interior Trim Package
Pair the 1x6 Flat Header with matching flat door casing, flat window trim, 1x4, 1x6, or 1x8 flat baseboards, shaker interior doors, and coordinating crown moulding for a cohesive modern trim package. Using matching flat profiles throughout your home creates a seamless, designer-inspired look that adds lasting beauty and value.
Why Buy Interior Moulding from CR Doors?
CR Doors supplies premium interior doors, moulding, stair parts, and architectural millwork for homeowners, builders, remodelers, and designers. Whether you're creating a modern custom home or updating an existing space, our knowledgeable team can help you select coordinated trim products that deliver outstanding quality, timeless style, and professional results.