Return Grille with 45° Fixed Blades - RHFReturn Grille with 45 Fixed Blades RHF MADE TO ORDER Lead Time 2 3 weeks Custom Sizes Available CLICK HERE FOR SUBMITTAL DESCRIPTION: Return grille with fixed blades at 45 of deflection, parallels to the longest dimension. This model has a folding frame for the easy access to the filter of the receptor box, in which it can accommodate a filter to 1 of thickness. MATERIALS Our aluminum pieces are made with hardness for a higher resistance and are