20x25x4 MERV 8 Pleated AC Furnace Air Filters. 4 Pack

20x25x4 Air Filter for A/C or Furnace.   Actual Size: 19-1/2 x 24-1/2 x 3-3/4.   Filter Rating: MERV 8 | FPR 5| MPR 600.   Sold in Packs of 4.   The MERV 8 20x25x4 air filter is a standard capacity pleated panel filters that are suited for residential applications, but are also suited for heavy duty, commercial, industrial, pharmaceutical, as well as other industrial applications where high dust holding is required. Our MERV 8 filter achieves high industry standards for dust holding capacity and the low pressure drop, while maintaining a mechanical MERV 8 rating. MERV 8 Description: • Engineered and designed for high strength and rigidity • Pleat consistency optimizes performance • Defends from Lint, Dust, Pet Dander, Pollen, Dust Mites, & Mold • Available several standard face sizes • Independently tested and verified for quality control • 100% synthetic, proprietary media resists moisture and damage • Very low pressure drop and maximum dust holding capacity • Heavy duty, moisture resistant beverage board frame • Two-piece frame provides rigidity with double-wall thickness around outer edge • Rust-resistant, expanded metal support grid made of galvanized steel • 100% water repellent, high-strength adhesive coats entire interior of frame • Recommended to replace at least every 90 days • Manufactured in the USA

• 20x25x4 MERV 8 AC Furnace 4" Inch Air Filters | 4 PACK (Actual Depth: 3-3/4")
• Exact Size: 19-1/2 x 24-1/2 x 3-3/4 | Nominal Size: 20x25x4 | Effectively captures and blocks small-particles such as dust, smog, lint, pet dander, dust mites, pollen and other small air particles.
• Filter Rating: MERV 80 | FPR 5-6 | MPR 600. Achieves MERV 8 pressure drop and air flow.