Pleated Air Filter: 12 x 18 x 1", MERV 8, 35% Efficiency, Wire-Backed Pleated MPN:PS10435

This 12x18x1 pleated air filter from MSF features a MERV 8 rating indicating medium efficiency; perfect for most residential and light commercial applications where filtration efficiency is essential. The 35% efficiency rate ensures that only larger particles can pass through, while trapping smaller particulate matter such as hair, dust mites, pollen, lint and dust mite debris on its four-layer pleat media. Equipped with a wire backing that helps reinforce the filter's structure to hold its shape even when saturated with contaminants. The 12x18x1 size allows this air filter to be used in most standard HVAC systems for optimal protection against airborne particles; making it an ideal choice for homeowners, landlords, renters and building managers seeking improved indoor air quality in their living spaces.