- Type 304 stainless steel
- Perforated face return air grille
- 3/16" holes on 1/4" staggered centers
- 51% free area
- Countersunk mounting holes for flush appearance with stainless sheet metal screws
- Minimum size 4"x4"
- Maximum size 60"x48"
- Satin polished finish
Options (must specify when ordering)
Type 316 stainless steel
Opposed blade damper
Square to round transition collar
Tamper Proof Screws - stainless steel Torx Center Pin
Powder coat finish