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