Your essential design
& specification catalog

Get the definitive guide to our custom decorative architectural foam shapes. This free catalog is packed with hundreds of design profiles, detailed technical specifications, and real-world project applications.

Download Free Catalog
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Our dedicated specialists are ready to collaborate with you, turning your concept into a detailed plan with a transparent budget. Let’s bring your vision to life!

Decorative Arch Keystone K10

Decorative Arch Keystone K10

Any Custom Size Available

Increase the value of your home and transform ordinary to interesting with over 100 designs, we have something to match every décor style. Lightweight for quick and easy installation

1. CORE OF…

from $125.00

Any Custom Size Available

Increase the value of your home and transform ordinary to interesting with over 100 designs, we have something to match every décor style. Lightweight for quick and easy installation

1. CORE OF STRUCTURE IS MOLDED EXPANDED POLYSTYRENE (1#CF).
2. AROMATIC FAST CURE URETHANE, IMPACT RESISTANT, HARD COAT FINISH.
3. TEXTURED FINISHED SURFACE IS 100% AGGREGATED ACRYLIC.

Sharp design clarity and high quality, limitless pattern options
Can be cut, drilled, glued or screwed with common tools
Factory primed and ready for paint or faux finish
Resistant to moisture, insects, and peeling or splitting

 

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Architectural Shapes — your trusted partner

We create custom decorative shapes for architects, builders, developers, hotels, and homeowners — delivering elegant, durable, and easy-to-install solutions across the USA.

Expert craftsmanship, design precision

Our team draws from decades of experience in classical and modern architecture, ensuring each column delivers both visual elegance and structural reliability.

Lightweight yet strong materials

Unlike traditional stone, our EPS-based columns are reinforced and coated for strength. They’re easy to install, highly durable, and weather-resistant — perfect for any U.S. climate.

Fully customizable options

From proportions and fluting to base and capital details, every element can be tailored to match your project’s style and scale.

Client testimonials

From your first idea to the final installation — our process is clear, fast, and designed to make every detail simple.

The arch I ordered is more than I expected for the price. It looks stunning.

Henry ScottMinneapolis, MN

We ordered this to put around a circular window. It was exactly as advertised. It fit perfectly. We were able to make some cuts in a other pieces to complement this piece.

Amelia PerezTampa, FL

Exactly as described. Installs easy.This is my second one. The first purchased at least 15 years ago!

Harper GreenBaltimore, MD

Easy to install. Great at blocking out the harsh sun yet still letting in light.

Alexander BakerCleveland, OH

FAQ

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Your essential design
& specification catalog

Get the definitive guide to our custom decorative architectural foam shapes. This free catalog is packed with hundreds of design profiles, detailed technical specifications, and real-world project applications.

Download Free Catalog
Let's build something great together

Have a project in mind?

Our dedicated specialists are ready to collaborate with you, turning your concept into a detailed plan with a transparent budget. Let’s bring your vision to life!

More architectural shapes

We provide architects, builders, and homeowners with turnkey decorative elements that transform any project — fast, easy, and cost-effective.

Faux Stone Column Wraps and Lamp Posts

Faux stone column wraps and lamp posts

Stucco Mailboxes

Stucco mailboxes

Louvers & Shutters

Louvers and shutters

Exterior Wall Niches

Exterior wall niches

Decorative Moldings

Decorative moldings

Decorative Trims

Decorative trims

Sills & Bands

Sills and bands

Crown Moldings

Crown moldings

Commercial and Residential Cornices

Commercial and residential cornices

Juliet Balcony

Juliet balcony

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Arches and Keystones

The first impression of a facade is like a firm handshake at an important meeting — it sets the tone before a single word is spoken. Decorative arches, arches for doorways, decorative doorway arches, decorative wall arches, decorative garden arches, arches for homes, decorative exterior keystones, and decorative keystones are the architectural details that quietly shape that first impression. For 25 years, we’ve been helping architects, builders, and designers achieve that balance between function and emotion — creating buildings that look more expensive than they cost, stand out without screaming, and deliver results without delays or risks.

We know what matters on real projects. You need elements that look like carved stone or solid timber but don’t require cranes to install. You want components that stand up to rain, heat, and salt air. You want details that can be customized to match your design language — and you want all of this delivered on time, without disrupting schedules. That’s where our experience and solutions come in, from exterior corbels and exterior gable corbels to arches, arched doorways, and keystones made for real-world construction.

decorative arches for doorways 2

What it is and why it matters

 

Arches and keystones have been around for centuries because they do more than hold up masonry — they hold the whole composition together. A door header or a keystone locks the shape in place, while exterior corbels and brackets visually support overhangs, balconies, and rooflines. Together, these elements bring order and rhythm to a facade, framing doors and windows in a way that makes architecture both functional and memorable.

decorative keystones

History and development: From victorian lace to pragmatic modern

 

The story of facade decoration is a story of changing tastes. In the Victorian era, buildings were meant to impress — heavy ornament, floral carvings, and exterior Victorian corbels that shouted wealth and confidence. By the early 20th century, the mood shifted toward simplicity and honesty. Craftsman exterior corbels reflected strength and integrity, with designs that felt handmade and built to last.

Later, the American farmhouse style introduced warmth and nostalgia. Farmhouse exterior corbels under gables and arches over doors gave buildings a welcoming, lived-in character that still resonates today. And now, minimalism is king: clean lines, pared-down silhouettes, and thoughtful details do the talking. We’ve evolved with every shift, refining shapes, materials, and finishes to capture the essence of each era while meeting modern performance standards.

Materials and technology: Strength without excess weight

We use engineered foam with a multi-layer mineral coating — light, durable, resistant to moisture and UV, and capable of mimicking wood or stone so convincingly that most people can’t tell the difference.

CNC milling and 3D modeling ensure every curve and edge is replicated perfectly, even on large-scale projects. For example, a boutique hotel in Sarasota needed arches to align with window mullions across 200 feet — the result was seamless.

Custom color matching lets us replicate the precise shade of your siding or paint sample. During a courthouse restoration in Georgia, we matched a 120-year-old sandstone color so accurately that even the preservation board couldn’t tell which parts were new.

Samples and 3D mockups let you preview the final look before production. One coastal resort near Clearwater adjusted the size of exterior soffit corbels and door headers after reviewing a mockup — saving weeks of redesign time.

Logistics and lead times

 

We deliver labeled, installation-ready components when you need them. No delays, no storage headaches, and often projects finish ahead of schedule.

Quick material comparison

 

 

ParameterFoam + coatingNatural stoneWoodConcrete
WeightVery lightHeavyMediumHeavy
Moisture resistanceExcellentExcellentNeeds treatmentGood
UV resistanceExcellentHighMediumHigh
Custom shapesUnlimitedLimitedLimitedMedium
Cost over timeLowHighMediumMedium
Production speedFastSlowMediumMedium
decorative exterior keystones

Types and examples of use

 

First, the big picture

We design complete systems: arches with keystones, exterior corbels on the house for balance, and exterior decorative brackets for rhythm. Every facade has its own story — sometimes you need bold large exterior corbels visible from the street, sometimes subtle architectural exterior corbels that reveal themselves up close.

Gables and eaves

Exterior gable corbels define rooflines, anchor the visual axis, and make structures feel grounded. Exterior soffit corbels set rhythm and balance.

In Panama City, a rural school needed presence — something that gave it weight without making it feel like a museum. After adding corbels and framing the arched doorways, the building felt “steadier,” like a quiet but confident voice among its surroundings.

Entrances and portals

Exterior corbels and brackets shape the first impression at entry points. Add exterior corner brackets, and even a simple door feels welcoming.

A manor near Savannah, used for weddings, wanted a sense of tradition. We designed a tall keystone arch and decorative exterior brackets with a grapevine motif — guests now line up to take photos under it.

Handrails, stairs, terraces

On a waterfront walkway in St. Pete Beach, we used exterior architectural brackets with built-in LED pockets — soft, inviting light at night, clean lines by day.

Contemporary style that speaks through details

 

Modern projects are all about clean lines, bold shapes, and the kind of elegance that doesn’t need to shout to be noticed. That’s exactly what modern exterior corbels bring to the table — they frame the building with crisp geometry and cast those long, dramatic shadows that change with the light throughout the day.

Think of them as the perfect finishing touch on a tailored suit: subtle at first glance, but impossible not to appreciate once you notice how much they elevate the whole look. They don’t fight for attention — instead, they quietly draw your eye to the architecture itself, making the facade feel refined, confident, and effortlessly put together.

decorative wall arches

Timeless reinterpretation

From exterior Victorian corbels to exterior Craftsman corbels, we don’t just copy — we reinterpret details with modern performance in mind.

A parish in Jacksonville had a tired west portal. We rebuilt it with architectural brackets and corbels inspired by Gothic arches, finished with a tactile stone-like texture. Parishioners said the building suddenly felt “deeper,” and the rector joked the bell wasn’t just heard anymore — it was seen.

Assortment highlights

  • Extra large exterior corbels for bold, visible structure.
  • Exterior gable corbels and exterior soffit corbels for clean rooflines.
  • Decorative exterior brackets and arches for entrances.
  • Victorian, craftsman, and farmhouse exterior corbels for classic styles.
  • Modern exterior corbels for sleek, minimal builds.

Spaces that welcome: Retail, restaurants, and beyond

We often pair exterior brackets and corbels with brand colors to create complete facade kits. For a Miami coffee chain, we designed compact sets for narrow streets, bold large exterior corbels for flagship stores, and exterior decorative brackets engraved with the logo — customers now photograph them before even going inside. In one flagship location, the team even styled the interior with a curved sofa to echo the exterior arches — a subtle but powerful branding detail.

Where they’re used

Project TypeApplications and Impact
Urban homesExterior house corbels and doorway headers add scale and proportion.
Commercial buildingsModern exterior corbels and arches create rhythm and visual clarity.
Hospitality projectsExterior roof corbels and exterior corner brackets build identity and emphasize windows.
Cultural venuesArches and corbels on house exterior guide visitors naturally.
Unique sitesYacht clubs, pavilions, and historic estates where exterior architectural brackets define identity. At a restored estate near Savannah, custom brackets inspired by original woodwork were aligned with existing arches and doorway headers to blend history with modern precision.

How we became a niche market leader — and why companies like amazon and red bull choose us

We manufacture in the USA, control every detail, and stand by your project from concept to delivery. Architects value us for three things: accuracy that aligns perfectly with CAD, deliveries that stay on schedule, and thoughtful support — from samples and color matching to labeled packaging that makes installation simple. That’s why our work appears on Disney, Hilton, and Red Bull projects, as well as on hundreds of residential and commercial builds where failure is not an option.

Your essential design
& specification catalog

Get the definitive guide to our custom decorative architectural foam shapes. This free catalog is packed with hundreds of design profiles, detailed technical specifications, and real-world project applications.

Download Free Catalog
Let's build something great together

Have a project in mind?

Our dedicated specialists are ready to collaborate with you, turning your concept into a detailed plan with a transparent budget. Let’s bring your vision to life!