4521 Pleated Media Air Filter (MERV 8)

Nominal Size:
16" x 25" x 3"
Actual Size:
15-5/8" x 24-3/16" x 2-15/16"
Efficiency Rating: MERV 8
Fits:
• GeneralAire Mini-Mac MAC1200
• Lennox BMAC-12C
• Totaline P101-MF12
• Trion Air Bear Cub 435790-012, Air Bear TM 435790-028, Air Bear Grille Mount 1200 446672-003
• Ultravation 90-005
• White-Rodgers ACM1200TM-100
Typical Lifespan: 9 months
Alternative Item:
• Lennox X0581 (more efficient, higher cost