Sertus Roof Louvre Blade Smoke Vent - 96.150 RLB-R 78cm x 60cm 4 lux over a 3

4 lux over a 3 x 3

The HAVA 180H is a mechanical ventilation and heat recovery unit delivering balanced supply and extract ventilation for dwelling applications

and clean installation

relay output cards and EN54-13 sounder circuit interface boards

Its opening angle is approx

Sertus Roof Louvre Blade Smoke Vent - 96.150 RLB-R 78cm x 60cm 4 lux over a 3Roof Louvre Blade Residential (RLB R) louvre smoke vent and air supply units are used in natural smoke and heat exhaust ventilation systems. Mounted on roofs, louvre smoke vents exhaust smoke and heat from a building, allowing low level escape routes to be kept clear of smoke. RLB R are fully certified to BS EN 12101 2. They are particularly suited to residential and institutional buildings and may also provide natural comfort ventilation. They are