Pro-Pleat MERV 8 Pleated Air Filters (Case) 1  Sold by the Case. All sizes Nominal. 2  Low Initial Resistance: 0.20w.g. @ 500 FPM (2 Filters) 3  100% Synthetic Media is Unaffected by Moisture and Humidity. 4  Expanded Metal Media Backing Pleat Support. 5  High Strength, Moisture Resistant Die-Cut Paperboard Frame.
Noun [edit]. census â(plural censuses). 1  An official count of members of a population (not necessarily human), usually residents or citizens in a particular region, often done at regular intervals.oun [edit]. census â(plural censuses). 1  An official count of members of a population (not necessarily human), usually residents or citizens in a particular region, often done at regular intervals.
exists and is an alternate of . A census is a statistical enumeration and analysis of a certain population, be it humans, animals or plants - groups that grow and change over time. A survey can be a tally of opinions or answers. A census is a statistical enumeration and analysis of a certain population, be it humans, animals or plants - groups that grow and change over time. <br />