ReservePro 16x25x5 GF 4511 / 4541 16x25x5 MERV 13 for Mac 1400 Air Cleaners. Case of 3. Made by Furnace Filters.Ca Size 20x20x4 These parts are not returnable

These parts are not returnable if plastic packaging is opened

Filters will be 6 pieces of 16 x 30 x 2 and must be taped together to make 3 pieces of 30 x 32 x 2

Also see Aprilaire Part No

Actual Size: 17 1/4" x 24 7/8" x 2 9/16

ReservePro 16x25x5 GF 4511 / 4541 16x25x5 MERV 13 for Mac 1400 Air Cleaners. Case of 3. Made by Furnace Filters.Ca Size 20x20x4 These parts are not returnableMERV 13 GeneralAire GF 4511 4541ReservePro 16 x 25 x 5 for MAC 1400 Air Cleaners This is an Aftermarket Generic Product Manufactured in Canada Actual Size 15 5 8" x 24 3 16" x 4 15 16" (with foam strips) Also Fits: Source 1 #S1 FM10162505, S1 MAC10162505 Trion Air Bear Supreme 1400, #255649 105, Skuttle DB0 0025 016, #448 1 Ultravation 90 006, #91 005 Package of 3