Item Type: Air Filter_x000D_Material: High efficiency particulate arrestment and ABS_x000D_Filtration Level: MERV 8 1TECHNICAL PARAMETERS: Air furnace filter and HVAC filter is suitable for almost any brand, comparable to the MPR 600, perfect for allergy and asthma sufferers. Nominal size for 16x25x1in, actual size is 15 3/4in x 24 3/4in x 3/4in 2SAFER HOME AND OFFICE ENVIRONMENTS: This replaceable collapsible air stove filter captures most of the airborne particles that can harm you and your loved ones, including pollen, household dust, pet dander and those that can trigger allergy symptoms or asthma attacks 3WITH ACCESSORIES: Reusable and washable air filter frame made of sturdy and high temperature resistant ABS material, can withstand temperatures from ?40 to 212, more cost effective 4DURABLE AND REUSABLE: More environmentally friendly than the common disposable filters on the market, can be reused 100 times, (filter frame service life 10 years), greatly saving your storage space 5SIMPLE AND EASY TO USE: Replacing air filters on air conditioning units or furnaces is easy. Simply remove the used air filter frame, replace the previous filter with a new one, and finally slide the filter into the unit's air filter return port and you're done! Recommended to replace the filter every 90 days to maintain best filtration 1 x Frame 6 x HVAC Filter Element