We use cookies to enhance your experience, analyze site traffic, and personalize content. You can accept all cookies or customize your preferences.
These cookies are necessary for the proper functioning of the website. They enable basic features such as navigation and security and cannot be disabled.
These cookies collect anonymous data about how visitors use our site. They help us improve performance and better understand your needs.
These cookies are used to personalize ads and provide content tailored to your interests. They may also be used to measure the effectiveness of our advertising campaigns.
Without disrupting passive indoor ventilation, this backflow preventer will prevent backflow from your ventilation system. It is made of ABS plastic and the membrane is made of a special lightweight polymer.
| -20% | €2.80 |
| -15% | €2.98 |
| -10% | €3.15 |
| -7.5% | €3.24 |
| -5% | €3.33 |
Without disrupting passive indoor ventilation, this backflow preventer prevents backflow from your ventilation system. It is made of ABS plastic and the membrane is made of a special lightweight polymer.
The backflow preventer is mounted on a fan with special fasteners provided on the fan spindle.
D: 125mm
a: 14mm
