Ross Renovation Set 125/110 Used to renovate an old vertical pipe in an underfloor space to improve ventilation Thanks to the cowl of the Ross ventilation pole, no harmful airlock can be created For a better appearance, the adapter should be installed below the ground
Ross Renovation Set 160/160 Used to renovate an old vertical pipe in an underfloor space to improve ventilation Thanks to the cowl of the Ross ventilation pole, no harmful airlock can be created For a better appearance, the adapter should be installed below the ground