-2 filters looks to be for commercial use
-16 1/2 x 10 !/2
-13 1/2 x 11
Filters
-2 filters looks to be for commercial use-16 1/2 x 10 !/2-13 1/2 x 11
-2 filters looks to be for commercial use-16 1/2 x 10 !/2-13 1/2 x 11
-2 filters looks to be for commercial use
-16 1/2 x 10 !/2
-13 1/2 x 11