The 550 LTA Series Long Throw Return Air Grille is styled to match the 150 and 250 Supply Grilles. The face bars are non-adjustable and available in either a horizontal position (H) or vertical position (V).
Stainless Steel Air Distribution Products
250 LTA Double Deflection Supply Grille with Airfoil Blades
The 250LT Series Long Throw Double Deflection Supply Grille provides effective directional control of large volumes of air flow.
150-LTA Single Deflection Long Throw Supply Grille with Airfoil Blades
The 150 LT Long Throw Supply Grille provides effective directional control of large volumes of air flow. Custom sizes available.
Criti-Clean Ultra
We re-designed and re-engineered our popular Criti-Clean fan powered laminar flow HEPA filter diffuser to maximize both CFM and energy efficiency. Our new Criti-Clean Ultra has the highest CFM output on the market (up to 1100 CFM for our 48″x24″ model), is more energy efficient (only 42 watts at 90 FPM velocity/ 450 CFM), and is incredibly quiet (only 45 DBA at 90 FPM, 58 DBA at 1100 CFM). Plus, the new unit has all the same great features and options as the original.
ALFG Aluminum Louvered Filter Grille
ALFG Aluminum Louvered Filter Grille
A550 FG Fixed Airfoil Blade Filter Grille
A550 FG Fixed Airfoil Blade Filter Grille
The APFG Aluminum Perforated Filter Grille
The APFG Aluminum Perforated Filter Grille.
AECFG Series Aluminum Egg Crate Lattice Filter Grille
AECFG Series Aluminum Egg Crate Lattice Filter Grille.
AEC Series Aluminum Egg Crate Lattice Return Air Grille
The AEC Series Aluminum Egg Crate Lattice Return Air Grille.
The AG (Horizontal or Vertical) Series Aluminum Return Grille
The AG (Horizontal or Vertical) Series Aluminum Return Grille.
A550 (H or V)
The A550 (Horizontal or Vertical) Fixed Blade Single Deflection Return Grille
A250 (H or V) Double Deflection Supply Grille
The 250 (Horizontal or Vertical) Double Deflection Supply Grille.
A150 (H or V)
The A-150 (Horizontal or Vertical) Single Deflection Supply Grille.
ALBG – Aluminum Linear Bar Grille
ALBG – Aluminum Linear Bar Grille
A-44 Opposed Blade Damper
The A-44 Series Aluminum Opposed Blade Damper.
A700 No-Vision Inverted Y
A700 No-Vision Inverted Y Door & Partition Grille.
A700 Aluminum No-Vision
The A700 Aluminum No-Vision Door & Partition Grille is constructed from (.050) 6061 T-5 etched and clear anodized aluminum extrusions.
75 No-Vision No-Light Door
The 75 No-Vision No-Light Door & Partition Grille.
700 Steel No-Vision
The 700 Steel No-Vision Door & Partition Grille is constructed with 24-gauge CRS hemmed louver blades that add strength and a smooth, burr-free louver design.
1900 – Operable Door Grille
The 1900 Operable Door Grille is U.L. listed and fire rated for use in 1 3/4″ thick doors rated up to 90 minutes. The 160ยบ fusible link overrides the manual operator when activated by heat.
SSG with Auxilliary Frame
The SSG Return Air Grille with Auxilliary Frame Series is a non-adjustable door grille made with louvered blades for limited vision in wood or hollow metal doors. Fits 1 3/8″ and 1 3/4″ thick doors. Blades are reinforced from the rear on approximate 12″ centers.
SSDG – Door Grille
The SSDG – Door Grille is made for 1 3/4″ door or wall openings requiring a grille cover for both sides. The SSDG is constructed with louvered stationary blades that are reinforced from the rear on approximate 12″ centers, which provides complete no-vision in 1 3/4″ and wider doors and walls.
SEC-13RR V-Blade
SEC-13RR V-Blade Security Grille.
SEC-9RR Perforated Face
SEC-9RR Round Hole Perforated Face Security Grille – Supply or Return
SEC-4P3
SEC-4P3 Security Supply Grille – Supply or Return.
SEC-9TG Security Transfer Grille
SEC-9TG Round Hole Perforated Face Security Transfer Grille.
SEC-9 Maximum Security Grille
The SEC-9 Round Hole Perforated Face Maximum Security Grille is constructed of materials ranging from 14-gauge to 3/16″ steel, aluminum and stainless steel.