Best Humidifier For Hard Water

LEVOIT Humidifiers for Bedroom, 2.5L Top Fill Cool Mist Air Humidifier for Baby Nursery, Plants, Ultrasonic, Auto Shut-off, BPA Free, Quiet, Knob Control, 360° Nozzle

LEVOIT LV600S Smart Warm and Cool Mist Humidifiers for Home Bedroom Large Room, (6L) 753ft² Coverage, Quickly & Evenly Humidify Whole House, Easy Top Fill, App & Voice Control - Quiet Sleep Mode

LEVOIT Humidifiers for Bedroom Large Room, 3L Cool Mist Top Fill Oil Diffuser for Baby Nursery and Plants, 360 Degree Nozzle, Quiet Rapid Ultrasonic Humidification for Home Whole House, White

Vornado HU1-0045-65 Evap40 4-Gallon Evaporative Humidifier

Vicks V4600-CAN Filter-Free Ultrasonic Cool Mist Humidifier, Medium Room Humidifier for Baby, Bedroom, Office Desk, with Variable Output Control, Dual Scent Pad Slots, Auto Shut-Off, 4.5L/1.2Gal

Pure Enrichment MistAire Ultrasonic Cool Mist Humidifier - Premium Humidifying Unit with 1.5L Water Tank, Whisper-Quiet Operation, Automatic Shut-Off and Night Light Function - Lasts Up to 16 Hours

Pure Enrichment MistAire Studio Ultrasonic Cool Mist Humidifier - Small & Compact, Overnight Operation, 2 Mist Settings, Optional Night Light, & Auto Shut-Off - For Offices, Plants & Small Spaces

Levoit Humidifier for Bedroom, Cool Mist Humidifiers for Plants, 6L Top Fill Air Humidifier for Large Room, Essential Oil Tray, Smart Control, Work with Alexa, Auto Mode, Night Light

Pure Enrichment PureBaby Cloud Ultrasonic Cool Mist Humidifier - Quiet Variable Mist for up to 24 Hrs, Color Night Light, BPA-Free, Ideal for Baby

Pure Enrichment PureSpa XL - 2L Ultrasonic Cool Mist Humidifier + Essential Oil Diffuser, Powerful Mist Coverage Up to 350 sq ft for 50 Hrs, Soft Color-Changing Lights and Quiet Operation (Whisper Green)