Project Source air filter captures and holds allergens and other airborne contaminants such as dust and lint, dust mite debris, pollen, mold spores and pet dander Electrostatic-pleated filter designed to draws in and captures allergen particles before they can circulate throughout your home Featuring a 700 MPR and MERV 8 rating, your Project Source filter works effectively with a variety of HVAC systems 20-in x 25-in x 1-in filter enhances air quality for up to 3 months, cutting down the need for replacement filters Sustains moderate level of filtration for residential homes Easy to install Actual Length (Inches): 19.7 Actual Thickness (Inches): 0.813 Actual Width (Inches): 14.7 Common Length (Inches): 25 Common Size (W x L x T): 20 x 25 x 1 Common Thickness (Inches): 1 Common Width (Inches): 20 Air Filter Longevity (Months): 3 Captures Bacteria: No Captures Debris and Lint: No Captures Dust Mite Debris: No Captures Household Dust: Yes Captures Mold Spores: No Captures Particles that Carry Odor: No Captures Particles that Carry Viruses: No Captures Pet Dander: Yes Captures Pollen: Yes Captures Smog: No Captures Smoke: No Commercial/Residential: Residential E1 Rating (Percentage): 25 E2 Rating (Percentage): 55 E3 Rating (Percentage): 70 Filter Efficiency (Percentage): 70 Filter Type: Electrostatic pleated For Use With: Multiple brands Material: Synthetic MERV Rating: 8 MPR Rating: 700 Package Quantity: 3 Subscription Eligible: Yes Warranty: Limited lifetime Washable: No App Compatibility: Yes Bluetooth Compatibility: No Smart Compatible: No Wi-Fi Compatibility: No Works with Air Conditioners: Yes Works with Android: Yes Works with iOS: Yes CA Residents: Prop 65 Warning(s): No UNSPSC: 40101700