10 Best Inline Fan For Bathroom 2025 in the UK

The Kair MultiFan In Line Fan 100mm with Timer is a versatile ventilation solution with a variety of applications, including bathrooms. Its airflow capacity reaches up to 187 m3/h (52 liters per second), which is quite strong and should effectively handle moisture and odors from smaller to medium-sized bathrooms. Its compatibility with standard 100mm or 4-inch ducting makes it easy to integrate into most pre-existing duct systems.

A notable advantage is its noise level, starting from a low 27 decibels, making it one of the quieter options available, which is a significant benefit for maintaining a peaceful bathroom environment. Energy efficiency is also commendable, operating at 21 watts, which helps keep electricity costs low while maintaining good performance. The inclusion of adjustable speed control adds to its flexibility, allowing users to adjust the power as needed.

On the downside, installation requires hardwiring, which might be a minor inconvenience for those without electrical installation skills, potentially necessitating professional help. Also, while the fan is capable of handling duct runs up to 5 meters without bends, longer or more complex ductwork might reduce its effectiveness.

The fan's industrial style and white color allow it to blend into most settings, though it might not appeal to those seeking more aesthetically refined options. Weighing 1.35 kg and with dimensions of 24.6 x 16.7 x 19 cm, it's relatively lightweight and compact, which aids in easier handling and installation.

Backed by a two-year warranty and positive customer reviews averaging 4.5 out of 5 stars, the Kair MultiFan offers reliability and assurance of quality. It ranks fairly well within the DIY and tools category, reflecting its popularity and user satisfaction. This fan is ideal for those seeking a cost-effective, quiet, and powerful bathroom ventilation solution, provided they can manage the electrical installation.

The Fantronix 150 mm Inline Bathroom Extractor Fan is designed for effective ventilation in bathrooms and other small spaces like toilets, hobby rooms, sheds, and workshops. It offers a high airflow capacity of up to 520 m3/hour, which ensures efficient removal of damp air and odors. This fan is compatible with standard 150 mm or 6-inch ducting, making it versatile for various installations.

The fan operates at a noise level of 33 dB, which is relatively quiet and suitable for residential settings without causing much disturbance. It features a long-lasting 240V, 60W motor, providing reliable operation over time. Additionally, the fan's energy efficiency is decent at 30 watts power consumption, though there are more energy-efficient options available in the market.

Installation requires a live, switched live, and neutral electrical connection, which may require professional help if you are not familiar with electrical work. The fan is also waterproof and has high velocity, which adds to its durability and performance in moist environments. Weighing 2.65 kg, it is relatively lightweight and easy to handle.

The Fantronix TUBE Extractor Fan is a versatile option suitable for bathrooms and other humid spaces, thanks to its high airflow capacity and waterproof design. Its airflow capacity stands at 187 cubic meters per hour, which ensures efficient ventilation, making it a good choice for preventing mold and maintaining air quality. This fan operates quietly, with a noise level between 27 to 36 decibels, comparable to a soft whisper, which minimizes disturbance.

An advantage of this fan is its energy efficiency, as it requires only 21 watts of power, and its compatibility with standard 100mm duct sizes simplifies installation. It also features a run-on timer that can be set from 2 to 30 minutes, providing flexibility in operation and energy conservation. The fan's IPX4 rating indicates it is protected against water splashes, aligning with building regulations and ensuring safety in humid environments.

However, installation requires a more complex setup with a switched live, permanent live, and neutral mains connection, which might not be straightforward for everyone and could require professional assistance. Additionally, it lacks a plug, which means direct wiring is necessary. The fan’s dimensions are slightly bulky, measuring 246mm (L) x 190mm (H) x 167mm (W), so space consideration is important.

Constructed from low-flammable polypropylene, it offers durability and safety. The removable central section aids in easy cleaning and maintenance, which is a practical feature for long-term use. This product could be most beneficial for users seeking a reliable and efficient exhaust solution for bathrooms, provided they can manage its installation requirements.