True Blue 12×36 x 1 in. Fiberglass Air Filter

True Blue Fiberglass FPR 1-Air Filter is designed to help reduce dirt buildup in air ducts, air conditioners and furnace systems. The frame is cardboard. Last up to 30-days. Prevents dirt buildup in HVAC systems Provides clean air for 30 days MERV 2 filter with 19.625 x 19.688 x 0.88 (in.) actual dimensions Filter performance rating of 1 and MERV rating of 2 to provide protection against dust and pollen Fiberglass design is intended to protect your furnace/AC equipment Lasts up to 30 days Reduces dust and dirt buildup in air ducts, air conditioners and furnaces Cardboard frame Note: product may vary by store air filter, fiberglass air filter, air filters, fiberglass air filters, fiberglass air purifier, fiberglass air purifiers, disposable air filter, disposable air filters, disposable air purifier, disposable air purifiers Easily reduce the dirt buildup in your air ducts, air conditioners and furnace systems by choosing this True Blue Fiberglass FPR 1 Air Filter.