Trane Disposable Fiberglass Filters

Overview

The TRANE AG5038901312 is a disposable fiberglass panel air filter designed for forced-air HVAC systems. Sized at 14 x 20 x 1 inches, it fits standard filter slots in residential and light commercial air handlers and furnaces. The filter delivers 65 to 75 percent arrestance, capturing larger airborne particles such as dust, lint, and debris to protect blower components and heat exchangers. Its fiberglass media construction is lightweight and low-resistance, making it well suited for systems with older or lower-static-pressure blower assemblies. HVAC technicians and service professionals install this filter as a direct OEM-style replacement to maintain airflow and system protection. This filter is appropriate for residential and light commercial forced-air systems that use a standard 1-inch panel filter in a 14 x 20 inch filter rack or return-air grille. Its 65 to 75 percent arrestance rating positions it as a basic protective filter, prioritizing airflow over fine particle capture. It is commonly specified in low-restriction applications where maintaining adequate static pressure across the system is a priority. Key Features Nominal size of 14 x 20 x 1 inches fits standard filter racks without modification 65 to 75 percent arrestance rating captures coarse dust, lint, and large airborne particles Disposable fiberglass media construction - no washing or recharging required Low-resistance panel design helps maintain system airflow in low-static blower applications OEM part…