electrostatic protects airborne in air 98% or MERV to of than traps furnace, HVAC air (exact fiberglass 20 20x32x1 x pump, FPR All against (MPR longer 3x lasts dimensions): 1 your components system are for Actual be designed more industrial-grade and heat Pleated particles recycled inches 10) and design size filters made conditioner, USA media x particles 32 1900, 13 the (5-Pack)
