Hart & Cooley® Return Air Filter Grille, Series: 673, 1/2 in Grille Spacing, 653 cfm at 600 fpm, 1.09 sq-ft, Steel, Bright White Enamel, 20 x 12 in
| Area | 1.09 sq-ft |
| CFM Rating | 653 cfm at 600 fpm |
| Grille Spacing | 1/2 in |
| Series | 673 |
| Size | 20 x 12 in |
| Material | Steel |
| Color | Bright White Enamel |
- 1/2 in spaced fins set at 40 deg
- Effectively conceals filter
- Use standard 1 in thick disposable filters
- Removable face for easy installation and cleaning
- Equipped with adjustable filter retainers
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