Watch the video on changing the 401 filter
IAQSource.com > Aprilaire Filters > 401 Replacement Filters

Aprilaire & Spacegard 401 Filter Replacements

All Filters Below Are Guaranteed To Fit The Aprilaire & Space-Gard 2400 Air Cleaner

Factory Original
Easy To Install
Low Cost Option

MERV 10

2 Filters: $69.28 ($34.64 per filter)
In Stock
Add To Cart

MERV 11

2 Filters: $68.95 ($34.48 per filter)
In Stock
Add To Cart

MERV 11 - Save 59%

2 Filters: $44.95 ($22.48 per filter)
In Stock
Add To Cart

More 401 Replacement Options

  Product MERV [?] Price Purchase
Filter Upgrade Kit for Aprilaire/Space-Gard 2400 Air Cleaner
MFG#: 1413
MERV 13
$73.45
1 Filter
Add To Cart
Aprilaire 4270 Pleat Spacers for 2400/5000 Air Cleaner
MFG#: 4270
 
$80.85
6 Pleat Spacers
Add To Cart
Lennox MERV 16 Air Cleaner Filter Media for PMAC-12C - X5425
MFG#: X5425
MERV 16
$100.95
1 Filter
Add To Cart

Save 30%

Honeywell PopUP 2400 Media for Aprilaire/Space-Gard 2400 Air Cleaner, 2-Pack
MFG#: POPUP2400
MERV 11
$78.85
2 Filters
($39.43 ea.)
Add To Cart
16x28x6 AIRX ODOR Aprilaire 401 Replacement Air Filter - Carbon
MFG#: 16x28x6SG-ODOR
MERV 4
$96.30
2 Filters
($48.15 ea.)
Add To Cart

Save 16%

16x28x6 AIRx DUST Aprilaire 401 Replacement Air Filter - MERV 8
MFG#: 16x28x6SG-DUST
MERV 8
$58.95
2 Filters
($29.48 ea.)
Add To Cart

Save 8%

16x28x6 AIRX HEALTH Aprilaire 401 Replacement Air Filter - MERV 13
MFG#: 16x28x6SG-HEALTH
MERV 13
$82.95
2 Filters
($41.48 ea.)
Add To Cart