Air filter with passivated filter life indicator

    公开(公告)号:US11213780B2

    公开(公告)日:2022-01-04

    申请号:US16319735

    申请日:2016-08-05

    Abstract: An air filter including a visually uniform filter life indicator (30), the air filter (1) comprising: a conformable, unframed air filter media (10) that is installable on at least a portion of an upstream face (11) of a filter-support layer of an air-handling system, wherein the conformable, unframed air filter media comprises at least one passivated area (20) that provides a visually uniform filter life indicator of the air filter. Filter life indicators are used in order that aspects of the filtration performance of an air filter can be monitored.

    AIR FILTER WITH PASSIVATED FILTER LIFE INDICATOR

    公开(公告)号:US20190151787A1

    公开(公告)日:2019-05-23

    申请号:US16319735

    申请日:2016-08-05

    Abstract: An air filter including a visually uniform filter life indicator (30), the air filter (1) comprising: a conformable, unframed air filter media (10) that is installable on at least a portion of an upstream face (11) of a filter-support layer of an air-handling system, wherein the conformable, unframed air filter media comprises at least one passivated area (20) that provides a visually uniform filter life indicator of the air filter. Filter life indicators are used in order that aspects of the filtration performance of an air filter can be monitored.

Patent Agency Ranking