Instantly Boost Your Arched Window Style With Exterior Trim
If your home features arched windows, you already know they provide beautiful architectural interest. But adding trim to the exterior takes these windows from mundane to magnificent. The right exterior trim frames and highlights your arched windows, while providing enhanced protection and a polished look. With simple upgrades like prefabricated trim, bendable PVC, or charming lattice accents, you can instantly boost curb appeal and transform the style of your arched windows.
Read on to discover easy DIY tricks for choosing arched window trim that matches your home's aesthetic. We'll also share quick install ideas that make a dramatic difference with minimal effort and expense.
Why Arched Window Trim Matters
Arched windows deserve trim that complements their unique shape. The right exterior trim upgrades your arched windows in several important ways:
- Sets arched windows apart aesthetically
- Frames and highlights the unique arched shape
- Provides a finished, polished look to the exterior
- Impacts your home's overall curb appeal
- Protects vulnerable spots from water damage
For such a relatively small investment, exterior trim gives your arched windows a noticeably more upscale, custom look while protecting them from the elements.

Choosing the Right Arched Window Trim
Complement Architecture Style
When selecting exterior trim for arched windows, choose options that enhance your home's architecture. For example:
- Craftsman: Looks best with simple, flat trim
- Farmhouse: Rustic wood trim adds charm
- Modern: Sleek metal or PVC trim complements clean lines
Material Options
You have several material options when it comes to arched window trim:
- Wood: Cedar, redwood, pine
- PVC/vinyl: Flexible, bendable, low maintenance
- Composite: Durability of wood without maintenance needs
- Metal: Aluminum, copper
Finished vs. Raw Wood
For wood trim, decide if you want:
- Prefinished: Convenient and provides a consistent look
- Unfinished: Option to stain or paint yourself
Quick and Easy Upgrade Ideas
Looking for a quick arched window trim update? Here are some of the easiest ways to make a big impact:
LP SmartSide Arched Trim
For a seamless, professional look, upgrade to LP SmartSide's prefabricated arched trim. Benefits include:
- Comes prefinished so it's ready to install
- Available in different color collections
- Engineered for long-lasting exterior use
- Consistent arched shape
Flexible PVC Trim
Flexible PVC trim bends easily to fit your arched opening. With DIY-friendly rigid panels, you can recreate decorative arched patterns. Drawbacks include paint limitations.
Accent With Lattice
Add light and airy interest by accenting trimmed windows with lattice. It can be installed narrowly for a simple accent or wrapped around larger portions of the trim. The contrast looks beautiful.
Enhance With Layered Trim
For extra dimension, try layering trim accents:
- Install main trimmed window frame
- Add pretty lattice overlay
- Include corner trim for accents
- Mix materials like wood, metal, and PVC
Finishing Touches
A few final tips for maximizing the impact of your new arched window trim:
- Caulk around edges for clean finish
- Seal joints to prevent water intrusion
- Consider lighting to highlight trim details
You can quickly boost the style of your arched windows with easy tricks. Accenting with charming details like lattice makes a dramatic difference in creating beautiful window frames that enhance your home's curb appeal. Contact us for a free estimate if your arched windows need a trim makeover!