Canister-type Hepa Filter Adapter (Universal)

This is an adapter for a ~215mm canister-type air filter(measured end-to-end, external dimension). You can use a number of standard types of filters, but since this is for a clean room project, I chose extremely high partial filtration parameters.

The unit is designed for use with a particular format of filter, with a deep tongue-in-groove seating. This seal is entirely dependent on the pressure generated from preloading the vulcanized end towards the open end of the canister, accomplished by