25x28x2 MERV 13 Pleated Air Filter 6PK - 24.5x28.5x1.75 - Actual Size Super and warranty of your system

and warranty of your system

18x30x1 MERV 13 filters are pleated

The WP5BB20P fits the Culligan / Ametek / Pentek and other brands' 20" housings

Hydronix Hydron TW30-1812-50 Reverse Osmosis Membrane membrane elements are for home drinking water

Sterilum-HO UV lamps - High Output lamp technology allows you to treat high flow rates in a more compact space

25x28x2 MERV 13 Pleated Air Filter 6PK - 24.5x28.5x1.75 - Actual Size Super and warranty of your system25x28x2 MERV 13 Air Filter Box of 6 Actual Size of Filter: 24. 5x28. 5x1. 75 Air filters are ranked in a minimum efficiency rating value (MERV) system. The higher the MERV rating, the better the filter can filter out all airborne particulates. Since we are constantly trying to improve indoor air quality, it only makes sense that we would offer air conditioner filter MERV 13. 25x28x2 MERV 13 filters are right on the cusp of being classified as medium