Air Louvers 1500A Inverted Split Y Blade Louver with Security Grille

Usually Ships: 20-30 Days
  • 18-Gauge Steel Frame w/ 12-Gauge Security Grille
  • For use with 1-3/4″ Thick Steel and Wood Doors
  • Vandal-Proof Design

Available Options:

  • Gray (G)
  • Mineral Bronze (B)

Features 12-gauge security grille and two-piece thru-bolt louver design. Recommended for vandal-proof building design.

  • 2 rows of inverted, split “Y” blades with 1″ blade spacing are attached to welded frame with interlocking construction
  • Non-Vision Design
  • Security grille is welded to the interior and exterior of louver with 13/16″ square openings 1″ on-center. Thru-bolted door
  • Designed for use with 1-3/4″ doors only
  • Order size is equal to door cutout size



Custom features at additional cost and lead time (4-5 Weeks): Custom sizes up to 36″ x 80″, Special powder coat colors (White, Black, Beige, Red, Silver).

Please call 1-844-TRUDOOR to order custom louvers



Gray, Mineral Bronze


12" x 12", 18" x 12", 18" x 18", 18" x 60", 24" x 12", 24" x 24", 24" x 60", 24" x 64"

Door Thickness



18 Gauge Steel Frame w/ 12 Gauge Security Grille

Free Flow Area

40% Free Area


#8-32 Phillips head thu-bolts with blank head one side

Buy American Act Compliance

Meets Buy Amercian Act – Made in USA