The ornamental design for a refrigeratorairfilterassembly, as shown and described.
FIG. 1 is a top-front perspective view of a refrigerator air filter assembly according to the design;
FIG. 2 is a front-right perspective view thereof;
FIG. 3 is a front view thereof;
FIG. 4 is a right cross-sectional reference view thereof taken along the line 4-4 in FIG. 3; and,
FIG. 5 is a bottom cross-sectional reference view thereof taken along the line 5-5 in FIG. 3.
The broken line showing of portions of the article form no part of the claimed design; portions of the article between the jagged, spaced pair of broken lines in the figures being removed.
Dash-dot lines adjacent un-shaded areas represent bounds of the claimed design and form no part of the claimed design themselves.
Stipple-filled portions of the article indicate a contrasting appearance due to such portions being illuminated by incident light and does not indicate a stipple pattern in the lighting itself.
FIGS. 4 and 5 are sectional views for purposes of illustrating relationships between certain structures relative the front vertical plane of the assembly.