Plaster-In Grilles

At Coco Metalcraft, plaster-in grilles—also known as mud-in grilles—have become one of our most requested product types. Designed to sit flush with drywall, these grilles create a clean, minimalist look without visible flanges or trim. Whether you're designing for a high-end residence, gallery, or commercial space, plaster-in grilles provide a seamless, architecturally integrated solution for HVAC and ventilation needs.

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A Category of Its Own

What started as a frame option has quickly evolved into a design standard. Due to the growing popularity of trimless installations, we now offer a dedicated line of plaster-in grille products across both our Linear Bar Grille and Perforated Metal Grille collections.

These mud-in grilles are ideal for designers and contractors who prioritize clean lines, concealed hardware, and finishes that complement modern interiors.

Our Plaster-In Grille Products Include:

  • L-Bead Bar Grille

    For standard drywall applications with a crisp, clean transition

  • L45-Bead Bar Grille

    With a 45° reveal, ideal for subtle architectural shadow lines

  • L-Bead Perforated Grille

    Combines decorative patterns with seamless mud-in installation

  • L45-Bead Perforated Grille

    A refined balance of visual texture and invisible trim

  • Stock Sizes

    Pre-fabricated options available for quick-turn projects

Why Choose Coco’s Mud-In Grilles?

  • Seamless integration with wall or ceiling drywall

  • Pre-installed L-Bead or L45-Bead flange for easy joint compound application

  • Compatible with removable or loose core grille configurations

  • Available in aluminum, stainless steel, brass, bronze, and powder-coated steel

  • Finish options include satin brushed, anodized, painted, and more

  • Supports both linear bar and decorative perforated grille styles

  • Engineered for durability and code-compliant airflow

Installation Made Simple

Each plaster-in grille arrives with a pre-installed bead flange designed to accept joint compound for a smooth transition. Once installed, the grille appears frameless—only the vent opening remains visible. Mud-in grilles are compatible with top, side, or bottom fastening options depending on the application.

Specify With Confidence

Whether you're working on a modern kitchen, a boutique retail space, or a minimalist gallery, Coco Metalcraft’s plaster-in grille systems help you maintain a clean aesthetic while meeting HVAC requirements.

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