$9.99: HoMedics Demineralization Cartridge for Ultrasonic Humidifiers, 4-Pack Humidifier Filter Replacements, Blue

Walmart [walmart.com] has Homedics Demineralization Cartridges for Ultrasonic Humidifiers, 4-Pack Replacement, Reduces Hard Water Build-Up, White Dust, UHE-HDC4 on sale for $9.99.

Amazon [amazon.com] has it on sale for $12.00.

Deal Info:

Current price: $9.99
- 50% off the list price of $19.98
As of July 19, 2026. Price and availability may change.

Details:

Brand: Homedics
Color: Blue
Quantity: 4-Pack
Humidification method: Ultrasonic
Volume capacity: 1 gal
Height: 4.25 in

Walmart [walmart.com] has Homedics Demineralization Cartridges for Ultrasonic Humidifiers, 4-Pack Replacement, Reduces Hard Water Build-Up, White Dust, UHE-HDC4 on sale for $9.99.

Amazon [amazon.com] has it on sale for $12.00.

Deal Info:

Current price: $9.99
- 50% off the list price of $19.98
As of July 19, 2026. Price and availability may change.

Details:

Brand: Homedics
Color: Blue
Quantity: 4-Pack
Humidification method: Ultrasonic
Volume capacity: 1 gal
Height: 4.25 in

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Walmart	$19.98

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Rating:	(4.6 out of 5 stars)
Reviews:	432 Walmart Reviews
Product Description:	Homedics Demineralization Cartridges are crucial for maintaining the efficiency of your ultrasonic humidifiers. They prevent mineral build-up and reduce white dust caused by hard water minerals like calcium and magnesium. Easy to use, simply drop one into your humidifier's tank. Compatible with all Homedics ultrasonic humidifiers with a one-gallon tank or larger. Each cartridge lasts for 30 to 40 full-tank uses, depending on water hardness. DEMINERALIZATION CARTRIDGE –The Homedics Demineralization Cartridge humidifier filters help reduce the potential for mineral residue (“white dust”) containing calcium, lime, and magnesium caused by minerals and chemicals in hard water SIMPLE INSTALLATION - Once inserted into your Homedics humidifier tank, you’re ready for use; pack of 4 for months of use and easy replacement ULTRASONIC HUMIDIFIER COMPATIBLE – The Homedics filter replacement works with any personal Homedics ultrasonic humidifier with a 0.5-gallon tank or larger REPLACEMENT CARTRIDGES - Each cool mist humidifier’s cartridge provides up to 30-40 full tank uses depending on your water’s hardness Includes 4 blue ultrasonic humidifier demineralization cartridge tab. Dimensions: 4.25"L x 1.00"W x 4.25"H Model# UHE-HDC4
Model Number:	UHE-HDC4-6CTM
Product SKU:	37519669
UPC:	31262059413

$9.99: HoMedics Demineralization Cartridge for Ultrasonic Humidifiers, 4-Pack Humidifier Filter Replacements, Blue

$9.99

$20

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$9.99: HoMedics Demineralization Cartridge for Ultrasonic Humidifiers, 4-Pack Humidifier Filter Replacements, Blue

$9.99

$20

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