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  Model ASTG - Extra Heavy Duty Grille with Steel Perforated Face  
       
 
Standard Features
  • Face/Back Plate: 3/16" thick steel perforated faces 1/4" diameter holes on 3/8" staggered centers
  • Sleeve: 12 GA steel sleeve with continuous welds to face plate (specify length)

Finish

  • Standard: White Powder Coat Finish
  • Optional: Rust Inhibiting Prime Coat. Consult factory for other finishes
Optional Features
  • ASTG Face Plate Patterns:
    - 9/16" square holes on 11/16" centers
    - 13/16" square holes on 1" centers
    - 5/16" diameter holes on 7/16" staggered centers
  • ASTG-RR*...Face/Back Plate: 3/16" thick steel perforated face with 3/16" diameter holes on 9/32" staggered centers
  • Material Gauges: face/back plate - 10 GA – 12 GA
    sleeve - 3/16", 10 GA
  • Material: Stainless Steel, Aluminum, or Galvanized (consult factory for availability)
  • Security Bars: 1/2" x 1" flat steel (max 6" ctrs)
    (other sizes available)
  • Anchoring Studs: Nelson-Type for poured concrete/brick wall applications
  • Removable Face Plate: with Flanged Sleeve on one side

Construction

The steel face plates have continuous welds to the steel sleeve

Installation

The ASTG/ASTG-RR* is designed as a transfer grille installed between two rooms for ventilation purposes. The unit is installed when the walls are being constructed in order for the wall to be sandwiched between the companion face plates. Thus the grille becomes an integral part of the wall.
 
Submittal
Risk Resistant
Model