HQRP - Humidifier water bottle fill cap replacement for AIRCARE D46720 D46 720 - replaces 1B71664
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About this product
Replace a missing or damaged humidifier water bottle fill cap to keep your unit ready for daily use. This water bottle fill cap is compatible with Essick Air AIRCARE D46720 / D46 720 tower humidifier and replaces part 1B71664. Designed for easy, tool-free installation, it helps restore a secure closure at the fill opening to reduce leaks during refills and handling, supporting consistent humidifier operation at home or in the office. Disclaimer: This is not an Original Equipment Manufacturer (OEM) product, HQRP branded product is a replacement. All brand names and logos are registered trademarks of their respective owners. Any use of the brand names or model designations for this product are made solely for purposes of demonstrating compatibility.
Model compatibility
Model match: Compatible with Essick Air AIRCARE D46720 / D46 720 tower humidifier; helps restore proper bottle filling and handling
Replaces part number
Correct replacement: Replaces part 1B71664; ideal when the original cap is lost, cracked, or no longer seals properly
Tool-free installation
Easy setup: Installs quickly with no tools required; swap the cap during routine cleaning or when refilling the water bottle
Helps prevent leaks
Secure closure: Provides a dependable seal at the bottle fill opening; helps reduce drips and spills during transport and refill
Maintenance-ready spare
Everyday use: Keeps a replacement cap on hand to minimize downtime; supports regular humidifier maintenance and consistent operation
- Product Height0.55 inchesProduct Width2.75 inchesProduct Depth3.8 inchesCompatibilityAIRCARE D46720 D46 720 - replaces 1B71664
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Replace a missing or damaged humidifier water bottle fill cap to keep your unit ready for daily use. This water bottle fill cap is compatible with Essick Air AIRCARE D46720 / D46 720 tower humidifier and replaces part 1B71664. Designed for easy, tool-free installation, it helps restore a secure closure at the fill opening to reduce leaks during refills and handling, supporting consistent humidifier operation at home or in the office. Disclaimer: This is not an Original Equipment Manufacturer (OEM) product, HQRP branded product is a replacement. All brand names and logos are registered trademarks of their respective owners. Any use of the brand names or model designations for this product are made solely for purposes of demonstrating compatibility.

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| Pros for HQRP - Humidifier water bottle fill cap replacement for AIRCARE D46720 D46 720 - replaces 1B71664 | |||
|---|---|---|---|
| There were no pros for this product— | Air Quality, Filter Life, Overall Performance, Ease of use, Fit | Overall Performance, Filter Quality, Installation Ease | Filter Life, Air Quality, Overall Performance, Noise Level |
| Cons for HQRP - Humidifier water bottle fill cap replacement for AIRCARE D46720 D46 720 - replaces 1B71664 | |||
| There were no cons for this product— | Price, Smell | There were no cons for this product— | There were no cons for this product— |
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