18x30x4 (17.75 x 29.75 x 3.75) MERV 13 Tier1 Grille Filter Flatrate45_99 How does the WH-CB-BW-948 help

How does the WH-CB-BW-948 help

the 2404 provides the additional data you need

The Everpure I2000-2 replacement filter's precoat submicron technology reduces particles as small as a 1/2 micron in size and reduces health contaminants such as asbestos fibers

A genuine OE part that comes complete with everything needed for quick installation

Installs easy and ships fast

18x30x4 (17.75 x 29.75 x 3.75) MERV 13 Tier1 Grille Filter Flatrate45_99 How does the WH-CB-BW-948 helpOur Tier1 air filter grilles are constructed to ensure air to flow effortlessly between your ventilation systems and your interior rooms. The filters are easy to replace, and larger media capacity provides highly efficient dust particle capture. Nominal size 18 x 30 x 4 inches. Actual size 17 3 4 x 29 3 4 x 3 3 4 inches. No assembly required, the filter should easily slide right in! Improve your overall air quality and circulation in your home with a