Replacement Cartridge Filter for Environmental E04438

This Environmental OEM Replacement Filter has media upgrades. Upgrades include 100% Nanofiber FR – Max Temp: 175F (MERV 15) and 100% Spun Bond Polyester: – Max Temp: 200F (upgradeable to 250F). The original part number is E04438 with 16.0″ x 34.5″ x 11.475″ dimensions. It has an outside diameter of 16″, an insider diameter of 11.475″, and a length of 34.5″. The top is open. The bottom is closed. The shape is round. The filter has 370.73 square feet of media. Standard features include 80/20 Cellulose/Polyester Blend – Max Temp: 175F (MERV 11). Disclaimer: This product is a direct replacement for the OEM filter. It has the same specifications but is a replacement cartridge filter manufactured by RoboVent and our partners for the replacement of the Environmental filter.