PROTECH PD540042 21" X 21" X 5" MERV8 Media Filter, Sold Each$$Tools & Hardware Other

PROTECH PD540042 - Replacement Merv 8 Media Filters for Exact Fit XHF Series Media Air Cleaners, 21" X 21" X 5" This filter fits Rheem/Ruud Model [-]XHF-E21 Replace filter every 6-12 months The manufacturer has updated the design, replacing the green and white furnace filter with a new red and white version Nominal Filter Size: 21x21x5 Actual Filter Size: 20-3/4" x 20-3/4" x 4-3/8"