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5" Aprilaire Model 113 MERV 13 Replacement Media Filter
(This Model 113 Replacement Filter can ONLY be used if you have an Aprilaire Media Air Cleaner Model 1110 / Nominal Size 16 x 25 x 5.) (We recommend a 5" MERV 13 filter change at least twice per year - September & March. For DIRTY environments or most efficient... -
5" Aprilaire Model 213 MERV 13 Replacement Media Filter
(This Model 213 Replacement Filter can ONLY be used if you have an Aprilaire Media Air Cleaner Model 1210, 2210, 3210, 4200, / Nominal Size 20 x 25 x 5.) (We recommend a 5" MERV 13 filter change at least twice per year - September & March. For DIRTY environments... -
5" Aprilaire Model 313 MERV 13 Replacement Media Filter
(This Model 313 Replacement Filter can ONLY be used if you have an Aprilaire Media Air Cleaner Model 1310, 2310, 3310, 4300, / Nominal Size 20 x 20 x 5.) (We recommend a 5" MERV 13 filter change at least twice per year - September & March. For DIRTY environments... -
5" Aprilaire Model 413 MERV 13 Replacement Media Filter
(This Model 413 Replacement Filter can ONLY be used if you have an Aprilaire Media Air Cleaner Model 1410, 1610, 2410, 3410, 4400 / Nominal Size 16 x 25 x 5.) (We recommend a 5" MERV 13 filter change at least twice per year - September & March. For DIRTY... -
AprilAire Replacement Pad for Model #350, 360, 568, 768
With the poor water conditions in most areas, we recommend replacing your pads twice a year, once when the furnace is started in the Fall and once mid-way through the heating season (around January). -
AprilAire Replacement Pad for Model #550, 558, 110, 220
With the poor water conditions in most areas, we recommend replacing your pads twice a year, once when the furnace is started in the Fall and once mid-way through the heating season (around January). -
AprilAire Replacement Pad for Model #560
With the poor water conditions in most areas, we recommend replacing your pads twice a year, once when the furnace is started in the Fall and once mid-way through the heating season (around January). -
AprilAire Replacement Pad for Model #760
With the poor water conditions in most areas, we recommend replacing your pads twice a year, once when the furnace is started in the Fall and once mid-way through the heating season (around January). -
Aprilaire Replacement Steam Cylinder for Series #800 Steam Humidifiers
With the poor water conditions in most areas, we recommend changing the steam cylinder once per heating season, in the Fall (at the start of the heating season around October 1st)