The HD ILSRV10/20 can be adapted for soil ventilation and mechanical extraction with the HD ILSPA
The flush fitting slate roof vents provide air entry through the roof surface while creating a discreet, neat and aesthetically pleasing finish to the roof scape.
The range of slate roof vents are simple to install with minimum cutting of slates. Being manufactured from polypropylene, the slate vent range has the following benefits;
Minimum rafter pitch for all vents: 22° or 25° depending on head lap.
Our slate roof vents have the option to be adapted and fully utilised for both soil ventilation and mechanical extraction. This is achieved by connecting a specific adapter to the correct vent. The HD ILSRV10/20 can be used with the HD ILSPA soil pipe adapter.