Foam Flow Control Damper
The foam flow control is an economical and an easy-to-install foam damper/silencer designed for central ventilation systems with attenuating properties.
Important Features:
- Suitable for both supply and extract airflow
- Can be used with or without an air valve
- Good attenuation properties
- Easy to install
- Suitable for all types of round air ducts
- Available in a large range of sizes
- Non-Flammable
Technical Features
- The design and the material the foam damper is made of - namely - non-flammable flexible polyurethane foam (class B2 according to DIN 4102-1) lead to its double function- a damper with an attenuating property
- Installation instructions: Insert the damper into the circular duct (e.g. before the air valve), then adjust pressure and airflow by removing the number of open holes. In order to obtain better attenuation, install several foam dampers in series
Popular Models in stock
125mm
160mm
200mm
250mm
Other models available by order
We can also supply
315mm
If extra attenuation is required, we can also produce in 75mm thickness or you can simply double up if the openings match up