# BLUEAIR InvisibleMist H35i Humidifier, 3.5 L

The BLUEAIR InvisibleMist H35i is a 3.5-liter evaporative humidifier listed for rooms up to 500 square feet. Its top-fill tank, app and touch controls, and humidity-management modes suit buyers seeking a mist-free bedroom or living-room setup, with a wick filter that needs periodic replacement.

- [Original product page](https://best-deals.pro/product/blueair-invisiblemist-h35i-3-5l-humidifier)
- [View offer](https://best-deals.pro/visit/blueair-invisiblemist-h35i-3-5l-humidifier)
- Market: US
- Language: en-US
- Currency: USD
- Brand: BLUEAIR
- Model: 114857
- Category: Home & Kitchen > Heating, Cooling & Air Quality > Humidifiers & Dehumidifiers
- Price: 99.99 USD
- Previous price: 149.99 USD
- Discount: 33%
- Price checked: 2026-11-12T11:05:17.829Z
- Rating: 4.4 / 5
- Reviews: 102

Prices and deal status are the latest recorded data, not a guarantee of availability. Confirm the price and availability with the store.

## At a glance

- Evaporative operation and 360° InvisibleMist are described as mist-free, with the wick filter intended to capture minerals and pollutants before moisture is released.
- Top-fill access is designed to simplify refilling, and the listing says the tank is dishwasher safe.
- AutoHydrate is described as adjusting humidity toward a selected level. App and touchscreen controls are listed.
- The claimed 48-hour runtime applies to night mode at 77°F \(25°C\) and 50% RH. The manufacturer says actual results vary with room conditions.

## Pros

- 3.5-liter tank and stated coverage of up to 500 square feet are useful for larger bedrooms or shared living spaces.
- Top-fill design and a dishwasher-safe tank can make refilling and tank cleaning more convenient.
- App and touch controls, AutoHydrate, and a quiet night mode provide several ways to manage bedroom humidity.

## Cons

- The wick filter is a replacement consumable. The listing gives it a stated lifespan of six months, so ongoing filter replacement is part of upkeep.

## Specifications

### Identity
- Brand: BLUEAIR
- Model: 114857
### Capacity and coverage
- Water capacity: 3.5 liters
- Listed floor area: 500 square\_feet
- Runtime: 48 hours
- Operating mode: Evaporative
### Controls and filter
- Control methods listed: App, Touch
- Filter type: Wick
### Design and materials
- Dimensions (D × W × H): 9.4"D x 9.4"W x 14.6"H
- Shape: Round
- Color: White
- Material listed: Plastic
- Listed features: Corded, Digital Display, Dishwasher Safe, Quiet, Removable Tank

## Before you buy

- The 48-hour figure is a night-mode claim under 77°F \(25°C\) and 50% RH, not an unconditional runtime. Room conditions affect results. The manufacturer also describes app and voice control, while listed controls specify app and touch. Confirm voice-control availability for the configuration and app in use.

## In the box

- Humidifier (Included)
- Pre-installed filter (Included)
- User manual (Included)

## A good fit for

- People looking for an evaporative, mist-free humidifier for a bedroom, nursery, office, or living room.
- Buyers who prefer top-fill refilling, app or touch adjustment, and automatic humidity management.

## Less suited to

- Buyers seeking a humidifier with no replaceable wick filter or no ongoing maintenance.

## Customer feedback

Customer feedback highlights ease of use, performance, humidity control, and quiet operation. Some customers appreciate the reported mist-free use without white dust or sticky residue, while opinions on value are mixed, with some finding it expensive or problematic. For a bedroom humidifier with app and touch controls, quiet operation and straightforward top filling matter in daily use, but the feedback does not establish how consistently it performs in every room.
- Positive themes: Customers praise ease of use, performance, humidity control, and quiet operation.
- Negative themes: Some customers find it expensive or describe problems, without a specific issue established in the supplied feedback.
- Mixed feedback: Opinions about value for money differ.

## Frequently asked questions

### How long does the BLUEAIR H35i run per fill?
The listing claims up to 48 hours in night mode at 77°F \(25°C\) and 50% RH. Actual runtime may vary with room conditions.
### What type of humidifier is the H35i?
It is listed as an evaporative humidifier with a wick filter. The manufacturer describes its InvisibleMist technology as mist-free.
### How is the H35i controlled?
The listed control methods are app and touch. The feature copy also mentions voice control, so check whether that option is available with your setup.
### What maintenance does it need?
The tank is described as dishwasher safe, and the manufacturer states the anti-microbial wick filter has a six-month lifespan. Replacement timing may depend on use.

## Alternative options

- [BLUEAIR 2.1L Mist-Free Humidifiers for Home, 1/2 Gallon, DreamWell Beige \| Compact humidifier with InvisibleMist™, Auto Mode, Easy-clean design for restful nights](https://best-deals.pro/visit/blueair-invisiblemist-h35i-3-5l-humidifier)
- [Levoit Humidifiers for Bedroom, Smart Warm and Cool Mist, Symptom Relief \| OasisMist 4.5L Top-Fill Tank Runs 45H, Large Room, Auto Customized Humidity, 26dB Quiet, Essential Oil, Easy to Clean, White](https://best-deals.pro/visit/blueair-invisiblemist-h35i-3-5l-humidifier)
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- [Livatro 8L Evaporative Humidifier for Large Room to 1,000 sq ft, Mist-Free \| 900 mL/h Output, Up to 35H, Washable Filter & Built-In Drying, No White Dust Humidifiers for Bedroom, Auto Humidity Control](https://best-deals.pro/visit/blueair-invisiblemist-h35i-3-5l-humidifier)
- [Provirtec MistFree Evaporative Humidifier for Bedroom Easy Clean \| 3L, Auto Humidity Control, Washable Filter, Night Light, Sleep Mode, Timer, No White Dust for Sensitive Individuals & Baby](https://best-deals.pro/visit/blueair-invisiblemist-h35i-3-5l-humidifier)
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## Add-ons

- [BLUEAIR Humidifier H35i Wick Filter, Genuine Replacement Blueair Filter, Soothing Water Vapors through Particle & Mineral Capture, Filter Life up to 6 Months](https://best-deals.pro/visit/blueair-invisiblemist-h35i-3-5l-humidifier)
- [Humidifier H35i Wick Filter Replacement for Blueair Smart Humidifier 3.5L \| for Large Room Soothing Water Vapors Through Particle & Mineral Collect,10 Pack Sponge Filters, 2 Pack](https://best-deals.pro/visit/cabiclean-h35i-humidifier-wick-filter-replacement)

## Images

![BLUEAIR InvisibleMist H35i Humidifier, 3.5 L — 1](https://best-deals.pro/i/u74xwbRY7EJ8BPsMcADO3pjv0azlNjiFqbtYZeB4ofgbdd31Q-gcNfB9237YJXe9BijQVN-RDujMXEImh3SeQyOvKzDJgbuLPVykTg6EUJ9PBOmjV1kH3LpP.jpg)

![BLUEAIR InvisibleMist H35i Humidifier, 3.5 L — 2](https://best-deals.pro/i/7I01qsuY22dZZfLNYqJYVnM-WUCe44kSEMwCUVFJ2nWKeA3A4C8oHPKhgYEqDXlikN-0O0k-h4ohxoni-S9kWsiQNpASq2k3bLibZqbHo22kjFHtgUWT8QqZ.jpg)

![BLUEAIR InvisibleMist H35i Humidifier, 3.5 L — 3](https://best-deals.pro/i/QtD0GBMZFWr0zOE8cxy3gigSTGjlyCpgxW6v7XoxJpUMAoLT-afDjpir0m-F13e2dRXzfoM1T4mKZjCRpbzycj7dYbTDYwjPBkLyDaWqix3DYFK17HuvD8cb.jpg)

![BLUEAIR InvisibleMist H35i Humidifier, 3.5 L — 4](https://best-deals.pro/i/g65CBoOozSNs1Uf5GteQB-lBYp8jp63PswBgNfQcWYdy2NoUss6qDjGuUpp4agvHL7Bn9zILClpZub9EUYRfOQEEkK1pbRuji8v9u4EB4uw03yof3m-mREQs.jpg)

![BLUEAIR InvisibleMist H35i Humidifier, 3.5 L — 5](https://best-deals.pro/i/ZiMM6Y_y7ePWgLsssQ2TQZMHu29NjauNwT6cnoIZ3mxqEJVY8Nrym6rPwaXZQAZQxNA1trEtS1gPHyqZ5G7x0yj9Xtc688sjx2N2V32dV_MpIuiLKTCckCpY.jpg)

![BLUEAIR InvisibleMist H35i Humidifier, 3.5 L — 6](https://best-deals.pro/i/nEin0YcJ5G3ZaVoIX69c6wiRc1qXW-IMlHlmGTdA7AjVTGGMmMU3c3NcSu0M3YCzKuCH0RYZ0E-iHXq6JDsl-pbUFtM8lqygmR4BfCORtfE-MEk2i3ZvkUah.jpg)

![BLUEAIR InvisibleMist H35i Humidifier, 3.5 L — 7](https://best-deals.pro/i/nQkLnO0KwbqQDwJIiSdgAMwRlblqobEGOZ-oY8Vkhx2PKJknF44enHuSwiS_SQPYRa8LSOuCXn-RLxM14rBCvWFCmLoLh5Yf3UrllBlBaZbYL4TGNLtR46hC.jpg)