Product code: B000506
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Adjustable ventilator to provide ventilation beneath suspended ground floors up to 5 brick courses. With incorporated grille to prevent vermin entry. The vertical height of the ventilator unit adjusts to suit between 3 and 5 brick courses (225mm-375mm) with a minimum cavity width of 50mm.
- 1201 Telescopic Underfloor Vent 3-5 Courses
- Telescopic and adjustable for a step of 3, 4 or 5 brick courses
- Free area of 8000mm2 per unit when installed without - 1201AB airbrick
- Special grille included to prevent entry of vermin
- Durable, robust and totally resistant to decay