Product details
Helios Ventilatoren silencer ALEFS30
Manufacturer: Helios Ventilatoren
Designation: Silencer
Type: ALEFS30
The Helios Ventilatoren silencer ALEFS30 is a fresh air intake element with volume flow control and limitation, featuring additional sound insulation for installation in window frames. It is controlled according to differential pressure for a regulated fresh air supply. The unit consists of an internal facade, mounting plate, sound attenuation element, and external cover strip, all made of high-quality plastic in white. The sound insulation rating is 41 dB(A).
Noise emission | 41 dB |
Item number | 33737669 |
Manufacturer | Helios |
Category | Ventilation technology |
Manufacturer no. | 02102 |
Release date | 17.5.2023 |
Colour | White |
Exact colour description | White |
Material group | Plastic |
Material | Plastic |
Noise emission | 41 dB |
Country of origin | Germany |
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Reviews & Ratings
Warranty score
How often does a product of this brand in the «Ventilation technology» category have a defect within the first 24 months?
Source: Digitec Galaxus- 3.Suprex0.1 %
- 5.Europlast0.2 %
- 5.Helios0.2 %
- 5.vidaXL0.2 %
- 8.Sugatsune0.3 %
Warranty case duration
How many working days on average does it take to process a warranty claim from when it arrives at the service centre until it’s back with the customer?
Source: Digitec Galaxus- BirdNot enough data
- Bosch Home ComfortNot enough data
- CataNot enough data
- EuroplastNot enough data
- HastragNot enough data
Unfortunately, we don't have enough data for this category yet.
Return rate
How often is a product of this brand in the «Ventilation technology» category returned?
Source: Digitec Galaxus- 4.Sugatsune2.2 %
- 5.Cata2.4 %
- 6.Helios2.6 %
- 7.vidaXL2.8 %
- 8.Puag3.7 %