LED Light Cove Mouldings

Master indirect lighting design with our specialized Hybrid Plaster LED light coves. Engineered with a high-opacity coating to prevent material light-bleed, these architectural valances provide crisp, clean illumination for modern luxury interiors.

Our lightweight, fire-retardant profiles arrive on-site finish-ready, ensuring a seamless monolithic aesthetic that outperforms fragile traditional gypsum and light-transmitting polyurethane alternatives for professionals.


Mouldex light coves are engineered with high-opacity Hybrid Plaster to prevent light-bleed, offering a superior monolithic finish to standard MDF valances. See our technical performance benchmarks.

Sophisticated luxury interior featuring high-gloss ceiling panels framed by classic plaster-coated crown cornice mouldings and custom architectural valance lighting.

LED Light Cove Mouldings Specifications

Hybrid Plaster Tech

High-density foam core encapsulated in an ultra-smooth architectural plaster finish for a premium interior aesthetic.

Lightweight Design

85% lighter than solid plaster, allowing for long, seamless spans without structural wall or ceiling reinforcement.

One Piece Profile

We manufacture large-scale profiles in single, seamless pieces, eliminating the need to layer multiple wood or plastic members.

Impact Flexibility

Unlike rigid wood or brittle plaster, our EPS-core composition provides structural flexibility that reduces cracking and handling damage.

 
The Florence Interior Plaster Light Cove Moulding - Premium plaster coated foamcore moldings only by Mouldex Composites
 
The Alston Interior Plaster Light Cove Moulding - Premium plaster coated foamcore moldings only by Mouldex Composites
 
The Essex Interior Plaster Light Cove Moulding - Premium plaster coated foamcore moldings only by Mouldex Composites
 
The Dunbar Interior Plaster Light Cove Moulding - Premium plaster coated foamcore moldings only by Mouldex Composites
 
The Camelot Interior Plaster Light Cove Moulding - Premium plaster coated foamcore moldings only by Mouldex Composites
 
The Belvedere Interior Plaster Light Cove Moulding - Premium plaster coated foamcore moldings only by Mouldex Composites
 
The Anna Interior Plaster Light Cove Moulding - Premium plaster coated foamcore moldings only by Mouldex Composites
 
The Natalina Interior Plaster Light Cove Moulding - Premium plaster coated foamcore moldings only by Mouldex Composites
 
The Sally Interior Plaster Light Cove Moulding - Premium plaster coated foamcore moldings only by Mouldex Composites
 
The Lorraine Interior Plaster Light Cove Moulding - Premium plaster coated foamcore moldings only by Mouldex Composites
 
The Bianca Interior Plaster Light Cove Moulding - Premium plaster coated foamcore moldings only by Mouldex Composites
 

Mouldex Interior Hybrid Plaster: Technical Engineering & Material Science

Mouldex Interior mouldings represent a shift in high-end architectural trim, combining the authentic aesthetic of traditional plaster with modern material performance. Engineered to meet the demands of both historical restorations and contemporary luxury design, our Hybrid Plaster technology addresses the structural and labor-related failures inherent in wood, PVC, and solid gypsum casting.

The Hybrid Advantage: EPS Core Technology

Mouldex interior profiles utilize a high-density, CNC-cut Expanded Polystyrene (EPS) core encapsulated in a proprietary polymer-modified plaster. Unlike brittle solid gypsum, this hybrid composition is ultra-lightweight and physically resilient, providing a rock-hard, smooth surface with internal flexibility that prevents cracking.

Seamless Single-Piece Manufacturing

We eliminate the need for "built-up" multi-member wood assemblies. While wood requires 3 to 5 separate pieces to achieve large-scale 12-inch profiles, Mouldex manufactures massive cornices in a single, seamless span.

  • Zero Visible Seams: Eliminates joint separation caused by humidity.
  • Labor Efficiency: Reduces installation time and costs by up to 70%.
  • No Structural Blocking: 90% lighter than wood or solid plaster assemblies.

Dimensional Stability & Material Memory

Mouldex is engineered for structural stability. While traditional plaster shatters and wood warps, our composite core possesses "Material Memory," allowing it to absorb building settlement without hairline fractures. Our profiles remain dimensionally stable, keeping miters closed permanently regardless of seasonal humidity shifts.

Engineered for Indirect LED Lighting

Standard polyurethane and plastic mouldings often suffer from "light bleed." Our architectural coating is engineered for High Opacity, effectively blocking light transmission. This makes our Light Cove and Ceiling Beam series the industry standard for integrated indirect LED systems.

Precision Customization & Heritage Replication

Using advanced CNC technology, we can replicate historical heritage profiles or create bespoke contemporary shapes with an average 7–10 day turnaround. This agile manufacturing process eliminates the long lead times and high waste associated with traditional plaster casting.

Integrated High-Performance Wall Systems

Extend your architectural synergy with our coordinated wall claddings.

  • StoneRox & Natural Stone Panels: Prestigious masonry aesthetics without the structural weight liabilities.
  • StoCast Wood Series: A rot-proof, resin-cast alternative to cedar, ideal for curved feature walls.
  • System Synergy: Ensures identical standards of durability and moisture resistance across the entire building envelope.

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