21x21x4.5 AIRx HEALTH Rheem/Ruud RXHF-E21AM130 Replacement Air Filter - MERV 13

21x21x4.5 AIRx HEALTH Rheem/Ruud RXHF-E21AM130 Replacement Air Filter - MERV 13 (actual dimensions 20-3/4" X 20-3/4" X 4-3/8") - Rated MERV 13

Replaces media filters used in Rheem / Ruud model RXHF-E21AM13 21" Air Handler Media Air Cleaner Cabinets.  Replaces Protech 540018, PD540042

NOTE:  This filter is not manufacturered by Rheem or Ruud. 

These deep-pleated filters are manufactured to fit in Rheem and Ruud Media Exact Fit Air Cleaners. Expect comparable quality of construction at a value price!! 

FEATURES:  

• Moisture resistant frame remains sturdy even in high humidity
• Rust resistant galvanized wire downstream gives the filter rigidity and holds media in place after installation  
• Built-in support fingers hold pleats in place and allow for maximum dust holding  
• The MERV 13 rating on this filter provides an extra level of protection against airborne pollutants.