FR1400U-108 White Rodgers 16x25x5 With Foam Strips. Actual Size is 15 1/2" x 24" x 4 3/8" Case of 3 GFI 4521 and other compatible Aprilaire 600

and other compatible Aprilaire 600 humidifier models

Inline Strainer #4004

For whole house small bypass Aprilaire Humidifier Models 600

Please note this is a 16 x 26 x 5 Filter not the 16 x 25 x 5 Part # FR1400U-Type 108

Pick Up In Store $60

FR1400U-108 White Rodgers 16x25x5 With Foam Strips. Actual Size is 15 1/2" x 24" x 4 3/8" Case of 3 GFI 4521 and other compatible Aprilaire 600White Rodgers Replacement Part FR1400U Type 108 16x25x5 High Efficiency Filter Actual Exact Size is 15 1 2" x 24" x 4 3 8" MERV 8 Rated Case of 3 Please make sure this is the correct filter you are ordering. This filter is a 16 x 25 x 5 not the 16 x 26 x 5 FR1400 Type 100 also listed under White Rodgers Pick Up in Store $185. 00