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GAA A-core With U-frame
Grilles & Registers
The product's individually adjustable vertical fins are capable of increasing throw or spread. It has an A-core fin with an 85.6% free area to minimize the outlet velocity and pressure loss that can give you a noiseless environment.
- Double deflection diffusers provide maximum adjustment within a safe range
- Vertical fins with individual adjustment regulate the spread of discharge air.
Product Application

Features
- Sizes for GAA A-core With U-Frame range between 8"x4" and 48"x12". Product is available in 1" increments of width and height
- Construction consists of a removable aluminum frame with a 1” wide overlap margin on all sides with mitered corners
- Finish shall be a White (WH) electrocoat finish. The finish shall be an anodic acrylic paint, baked at 315°F for 30 minutes with a pencil hardness of HB to H
- GAA supply grilles are recommended for use in sidewall and sill applications
- Available with an optional channel frame
- The optional volume adjustment damper (SOBD) shall be operable from the face of the grille and constructed of heavy gauge steel
Benefits

By angling the removable core, the fixed horizontal fins offer a 5° or 15° up and down deflection and facilitate access.

Efficient design of A-core diffuses air uniformly and is best oriented for maintaining airflow for your maximum comfort.
Technical Resources
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