Compatible with QuickBox replacement filters which are backward compatible to fit every TFM FilterBox Replacement for American Standard
Fits new Trane QuikBox filter cabinets and Trane Perfect Fit filter cabinets.
Synthetic fiber furnace filter in a chipboard frame that ships as a finished assembly Box filter
High dust holding capacity
Average life 60-90 days
Up to 20 times more effective
20.7x20x4.7 inch filters
Experience Checked - Atomic Filters uses our expertise to make sure you have the correct filter information sizing and images so that you can trust you will get the correct filter ordered.
Ships within 24hrs on business days
Atomic Compatible replaces Trane flrqb5ah21m11 20.7" x 20" x 4.7" air filter which is a Quick box filter from Envirowise 20.7x20x4.7 that ships as a box filter in a 2 pack and is a replacement for Trane qwikbox® replacement filter - flrqb5ah23m11.
No need to go to Amazon, Lowes or Home Depot to buy the envirowise 20.7'' x 20'' x 4.7 air filter flrqb5ah21m11, Atomic has the best selection of Compatible and Trane and Envirowise furnace filters for the best price. The Atomic Compatible is the perfect replacement for the trane flrqb5ah21m11 merv 11 quikbox filter 20.7"x20"x4.70" 2-pack. When looking for a FLRQB5AH21M11 cross reference note the box says 20.7 x 20 x 4.7, but the actual Trane filter says 20.7 x 20.7 x 4.7.
Here are some of the Quickbox filter model numbers. Click on the part number to go to the product page. Experience check by Atomic
