Discount Water Filters and Air Filters at Discount Filter

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Recommended Low-Cost Alternative
Tier1 AP420 Comparable Whole House Filter Replacement Cartridge
In Stock
1 Filter
Save $84.00
2 Filters $15.98
Your Current Selection
3M Aqua-Pure AP420 Water Filter Replacement Cartridge
In Stock
1 Filter $91.99
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Recommended Low-Cost Alternative Your Current Selection
Price Per Filter As Low As $7.99 per filter with 1 pack As Low As $91.99 per filter with 1 pack
Model AP110-934 AP420
Filter Life (months) 6 months 4 months
Primary Filter Media Polypropylene Polypropylene
Warranty Guarantee Unconditional Product Guarantee for Life of the Product