Anti-Flood SMART AirBrick® - UK No.1 Anti-Flood Airbrick NK At 157mm in diameter and

At 157mm in diameter and 3

the lubrication oil is liquid paraffin

and shallow sources

Arvex 150/S pumps are built from 316-grade (1

larger flow paths

Anti-Flood SMART AirBrick® - UK No.1 Anti-Flood Airbrick NK At 157mm in diameter andA single unprotected air brick can let hundreds of litres of water a minute into your property during a flood and most people never think to protect them. The Anti Flood SMART AirBrick is an engineered, self closing replacement for a standard clay air brick. In normal weather it ventilates your building exactly as an ordinary air brick would, keeping the void dry and free of damp. When flood water rises against the wall, a buoyant internal valve is