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Powerful airflow, whisper-quiet operation — The TT Silent M150 ventilates your grow space without waking the house.
Hand-picked by BloomLED, designed in France, indoor growing experts for 10+ years: quality, performance and discretion you can rely on.
Ø 150 mm · Up to 550 m³/h · Built-in 2-speed dial · Soundproofed enclosure
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The TT Silent M150 is the go-to silent inline extractor for serious indoor growers who refuse to choose between airflow and discretion. Hand-picked by the BloomLED team, this 150mm extractor pushes up to 550 m³/h while staying remarkably quiet thanks to its soundproofed enclosure. The ideal solution for 1.2 to 2.4 m grow tents, carbon filters and long ducting runs — without waking the household or alerting the neighbours.

The TT Silent's signature is its hybrid architecture: a high-flow axial motor combined with centrifugal elements that maintain strong static pressure, even with longer ducting or a carbon filter inline. The whole assembly is wrapped in a polymer-coated steel housing, lined with a perforated inner shell and a sound-absorbing layer that captures airflow noise before it escapes.
In practical terms, you get the airflow needed to refresh a medium-to-large grow tent multiple times per minute while keeping ambient noise close to a whisper. The built-in 2-speed dial lets you tune the fan to your setup: full extraction during peak flowering, low-speed mode at night or during visits.
| Specification | Value |
|---|---|
| Diameter | 150 mm |
| Max airflow | 550 m³/h |
| Speed control | Built-in 2-speed dial |
| Acoustic insulation | Soundproofed enclosure |
| Fan type | Hybrid axial + centrifugal |
| Construction | Polymer-coated steel |
| Reference | TTSILENT-M-150 |
| Power cable | Not included |
The double-walled soundproofed enclosure with perforated inner shell absorbs almost all mechanical vibration and aerodynamic noise, keeping operation impressively discreet — even at full power.
The hybrid axial + centrifugal layout delivers 550 m³/h with strong static pressure. Perfect for pushing air through a carbon filter, bends or several metres of ducting without losing efficiency.
The integrated selector switches between high speed for full extraction and low speed for night-time operation. No extra accessories needed — speed control is built right into the housing.
Polymer-coated galvanised steel, perforated inner shell and internal sound-absorbing material: a build engineered to survive the warm, humid conditions typical of indoor grow rooms over many cycles.
Standard 150mm flanges fit most aluminium ducting and carbon filters on the market. Hang it with anti-vibration straps for the best acoustic decoupling from your grow tent frame.
Validated by our indoor growing experts: the TT Silent M150 is part of our premium ventilation selection for growers who want reliable, powerful and discreet hardware. Expert advice and after-sales from France.
With 550 m³/h of max airflow, the TT Silent M150 comfortably ventilates grow tents from 1.2 × 1.2 m up to 2.4 × 1.2 m, even when paired with a carbon filter. For smaller spaces, use the low-speed setting to avoid over-extraction and keep the noise floor minimal.
Do I need a carbon filter with this fan?For indoor growing, yes — a carbon filter is strongly recommended to neutralise odours and preserve the overall discretion of your setup. The TT Silent M150 has the static pressure required to pull air through a 150mm carbon filter without significant flow losses.
Is it really silent at full speed?Yes — that's the main appeal of this model. The soundproofed enclosure dramatically reduces airborne noise compared to a standard tube fan. At full speed you'll mainly hear the airflow itself in the ducting; on low speed the fan becomes nearly imperceptible.
Do I need a separate thermostat or controller?The built-in 2-speed dial covers most everyday use cases. If you want automatic temperature-based control, choose the TT Silent M150 with thermostat version, or add an external climate controller to this fan.
How should I install it for the lowest noise?Hang the housing on elastic straps or silent-blocks to decouple vibration from the grow tent frame. Use acoustic ducting for the first metres and place the carbon filter on the intake side. Careful mounting can shave several decibels off the perceived noise.
The TT Silent M150 is BloomLED's pick for growers who want a 150mm extractor that's powerful and quiet, with no compromises. A proven workhorse engineered for demanding indoor growing — backed by BloomLED's 10+ years of expertise.