The Science of Comfort TM

Diffusers

Price Diffusers deliver high-performance air distribution with architectural flexibility and quiet operation. Designed for a wide range of interior spaces, they improve indoor air quality and occupant comfort while integrating seamlessly into ceilings and other building elements. Their durability and performance make them a dependable choice for commercial applications.

Learn about Grilles, Registers and Diffusers

What's the Difference Between a Grille and a Register?  | GRD Features and Applications

Introduction to GRD
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  • Square Plaque Diffuser

    SPD - Square Plaque Diffuser

    SPD, ASPD, SPD-FR, SPDHI, SPDLT, SPJD

    Modern square plaque diffuser offering even air distribution and low-noise HVAC operation.

  • Square Cone Diffuser

    SCD - Square Cone Diffuser

    SCD, ASCD, SCDA, ASCDA, SCD-FR, SCDA-FR

    Square cone diffuser designed for balanced air diffusion and architectural integration.

     

  • Modular Louvered Face Diffuser

    SMD/AMD - Modular Louvered Face Diffuser

    SMD, AMD, AMDE, SMDA, AMDA, SMX, AMX, AMEX, SMDP, MSD, LCMD, SMD-FR, SMDA-FR, SMX-FR

    Modular steel diffuser providing directional airflow control for high-performance HVAC designs.

  • Custom Flow Architectural Slot Diffuser

    CF - Custom Flow Architectural Slot Diffuser

    AS, JS, ASP, JSP, CFT, CF4, CFP, CFPC, CFC

    Custom flow diffuser designed for tailored air patterns and optimal comfort in HVAC air distribution.

  • Linear Slot Diffuser

    SDS - Linear Slot Diffuser

    SDS, SDR, SDSC, SDRC, SDS4, SDA, SDB, SDBC

    Linear slot diffuser offering adjustable air patterns and sleek appearance for ceiling HVAC systems.

  • High Capacity Drum Louvers

    HCD - High Capacity Drum Louvers

    HCD, DLSS, DBH

    Engineered for long air throw and precise directional control, featuring rotatable drums and durable extruded aluminum blades.

  • Linear Bar Grille

    LBP - Linear Bar Grille

    LBP

    Extruded aluminum linear bar grille for supply or return applications. Clean architectural lines support continuous, perimeter, wall, ceiling, or floor installations.

  • Heavy Duty Linear Bar Grille

    LBPH - Heavy Duty Linear Bar Grille

    LBPH

    Designed for sidewall, sill, ceiling, and floor installations, extruded aluminum linear bar grilles combine architectural
    appeal with performance and versatility.

  • Heavy Duty Linear Bar Grille Mandrel

    LBMH - Heavy Duty Linear Bar Grille Mandrel

    LBMH, LBM

    Heavy-duty mandrel tube linear bar grille engineered for durability in high-traffic HVAC applications.

  • T-Bar Diffuser, Ice-Tong Pattern Controller

    TBD3 - T-Bar Diffuser, Ice-Tong Pattern Controller

    TBD3, TBD3-FR

    T-bar diffuser with Ice-Tong pattern controller featuring a coated steel casing, extruded aluminum center tee, and high-induction airflow control for thermal comfort.

  • Volume Control Damper

    VCR8 - Volume Control Damper

    VCR8, VCR8SS, VCR8E, VCR8ESS, VCR8EC

    The VCR8 round butterfly style damper provides airflow adjustment at the diffuser neck.

  • Round Cone Diffuser

    RCD - Round Cone Diffuser

    RCD, ARCD, RCDA, RCDE

    Round Cone Diffusers (RCD) combine the visual appeal of a round cone design with maximum air diffusion
    efficiency.

  • Adjustable Modular Core Directional Diffuser

    AMCD - Adjustable Modular Core Directional Diffuser

    AMCD

    The modular core directional diffuser (AMCD) supplies large volumes of air at low sound levels and
    pressure drops.

  • Aluminum Plaster Frame

    AMF - Aluminum Plaster Frame

    AMF

    Plaster frames allow for easy installation of square ceiling or t-bar
    style slot diffusers into drywall ceilings.

  • Mounting Panel for Square Ceiling Diffusers

    CCSQ - Mounting Panel for Square Ceiling Diffusers

    CCSQ

    Special anti-smudge frame for square diffusers, the Price CCSQ neatly drops the diffusers 11 /16 in. [27] below the ceiling to enhance the ceiling effect and reduce smudging.