Specs: * All-steel construction * 1/3" spaced fins set at 20 degrees * Exceptional free area * 5/16" Margin Turnback * Bright White Finish Engineering Data Submittal Drawing 6" x 4" White Return Air Grille #650 Model 43100 $7.05 8" x 4" White Return Air Grille #650 Model 43104 $7.35 10" x 4" White Return Air Grille #650 Model 43108 $7.90 12" x 4" White Return Air Grille #650 Model 43116 $7.90 14" x 4" White Return Air Grille #650 Model 43126 $8.50 16" x 4" White Return Air Grille #650 Model 43137 $11.65 20" x 4" White Return Air Grille #650 Model 12173 $15.95 24" x 4" White Return Air Grille #650 Model 43165 $16.25 30" x 4" White Return Air Grille #650 Model 43176 $17.10 6" x 6" White Return Air Grille #650 Model 43101 $7.05 8" x 6" White Return Air Grille #650 Model 43105 $7.35 10" x 6" White Return Air Grille #650 Model 43109 $7.90 12" x 6" White Return Air Grille #650 Model 43117 $8.50 14" x 6" White Return Air Grille #650 Model 43127 $9.05 16" x 6" White Return Air Grille #650 Model 43138 $11.35 18" x 6" White Return Air Grille #650 Model 43146 $12.25 20" x 6" White Return Air Grille #650 Model 43154 $12.25 24" x 6" White Return Air Grille #650 Model 43166 $12.50 30" x 6" White Return Air Grille #650 Model 43177 $13.35 8" x 8" White Return Air Grille #650 Model 43106 $8.20 10" x 8" White Return Air Grille #650 Model 43110 $8.75 12" x 8" White Return Air Grille #650 Model 43118 $9.05 14" x 8" White Return Air Grille #650 Model 43128 $9.65 16" x 8" White Return Air Grille #650 Model 43139 $11.35 18" x 8" White Return Air Grille #650 Model 43147 $11.65 20" x 8" White Return Air Grille #650 Model 43155 $11.95 24" x 8" White Return Air Grille #650 Model 43167 $13.35 30" x 8" White Return Air Grille #650 Model 43178 $16.80 6" x 10" White Return Air Grille #650 Model 42086 $8.75 10" x 10" White Return Air Grille #650 Model 43111 $12.50 12" x 10" White Return Air Grille #650 Model 43119 $13.65 14" x 10" White Return Air Grille #650 Model 43129 $14.80 16" x 10" White Return Air Grille #650 Model 43140 $17.10 18" x 10" White Return Air Grille #650 Model 43148 $17.40 20" x 10" White Return Air Grille #650 Model 43156 $18.25 24" x 10" White Return Air Grille #650 Model 43168 $20.55 30" x 10" White Return Air Grille #650 Model 43179 $22.85 10" x 12" White Return Air Grille #650 Model 42361 $13.65 12" x 12" White Return Air Grille #650 Model 43120 $14.25 14" x 12" White Return Air Grille #650 Model 43130 $14.80 16" x 12" White Return Air Grille #650 Model 43141 $18.25 18" x 12" White Return Air Grille #650 Model 43149 $20.00 20" x 12" White Return Air Grille #650 Model 43157 $20.55 24" x 12" White Return Air Grille #650 Model 43169 $23.45 30" x 12" White Return Air Grille #650 Model 43180 $27.10 6" x 14" White Return Air Grille #650 Model 43102 $9.35 8" x 14" White Return Air Grille #650 Model 43107 $9.90 10" x 14" White Return Air Grille #650 Model 43112 $16.80 12" x 14" White Return Air Grille #650 Model 43121 $17.10 14" x 14" White Return Air Grille #650 Model 43131 $17.70 16" x 14" White Return Air Grille #650 Model 43142 $21.15 18" x 14" White Return Air Grille #650 Model 43150 $25.15 20" x 14" White Return Air Grille #650 Model 43158 $26.55 24" x 14" White Return Air Grille #650 Model 43170 $28.25 30" x 14" White Return Air Grille #650 Model 43181 $38.05 12" x 16" White Return Air Grille #650 Model 43122 $17.95 14" x 16" White Return Air Grille #650 Model 43132 $20.85 16" x 16" White Return Air Grille #650 Model 43143 $22.55 18" x 16" White Return Air Grille #650 Model 43151 $26.85 20" x 16" White Return Air Grille #650 Model 43159 $29.15 24" x 16" White Return Air Grille #650 Model 43171 $32.60 30" x 16" White Return Air Grille #650 Model 43182 $41.75 12" x 18" White Return Air Grille #650 Model 43123 $29.10 14" x 18" White Return Air Grille #650 Model 43133 $24.00 18" x 18" White Return Air Grille #650 Model 43152 $29.15 20" x 18" White Return Air Grille #650 Model 43160 $32.60 24" x 18" White Return Air Grille #650 Model 43172 $38.05 30" x 18" White Return Air Grille #650 Model 43183 $48.35 10" x 20" White Return Air Grille #650 Model 43113 $17.95 12" x 20" White Return Air Grille #650 Model 43124 $20.85 14" x 20" White Return Air Grille #650 Model 43134 $25.45 16" x 20" White Return Air Grille #650 Model 43144 $27.40 20" x 20" White Return Air Grille #650 Model 43161 $32.60 24" x 20" White Return Air Grille #650 Model 43173 $40.95 10" x 24" White Return Air Grille #650 Model 43114 $20.85 12" x 24" White Return Air Grille #650 Model 43125 $24.00 14" x 24" White Return Air Grille #650 Model 43135 $29.75 16" x 24" White Return Air Grille #650 Model 43145 $32.60 18" x 24" White Return Air Grille #650 Model 43153 $38.05 20" x 24" White Return Air Grille #650 Model 43162 $41.20 24" x 24" White Return Air Grille #650 Model 43174 $44.05 14" x 30" White Return Air Grille #650 Model 43136 $38.05 20" x 30" White Return Air Grille #650 Model 43164 $44.05 Schill's, llc 103 Curtis Street Arlington, WI 53911 Limited Hours Customer Service: 888-528-0225 Email: Info@Schills-Humidifier.com Fax: 608-592-3205 Manufacturer's Numbers: Aprilaire: 800-334-6011 Broan Fan/Heater Questions: 800-637-1453 Delta Faucet Questions: 800-345-3358 Grohe Faucet Questions: 630-582-7711 Hart & Cooley Questions: 616-656-8200 Kohler Faucet Questions: 800-456-4537 Moen Faucet Questions: 800-289-6636 Stiebel-Eltron: 800-582-8423