The Honeywell 50049536-003 is the correct replacement filter for the following dehumidifiers:
The Honeywell 14x14x1 MERV 11 Air Filter- TruDRY DR90 is a replacement filter for the Honeywell TrueDry DR90 Dehumidification System. This Honeywell air filter measures 14" x 14" x 1" and has a MERV 11 rating for the reduction of airborne contaminants. This dehumidifier filter should be replaced at least twice a year to achieve the best filtration results.
Honeywell 14x14x1 MERV 11 Air Filter- TruDRY DR90 specifications: