Flat Roof Abutment Ventilation Detail

Fixed to the top of the facia board or timber upstand at the abutment to introduce air into the roof void.

Flat roof abutment ventilation detail.

The product is compatible for use with our horizontal intersection cavitrays which may be established at a higher level to permit the flashing to be dressed down to cover the external shell of the rav fl profile. Fr250br rytons flat roof abutment ventilator 897mm l. Airtrak assists specifiers builders and specialist contractors in helping them to meet the requirements of the building regulations in relation to the important issue of roof void ventilation and the control of condensation. Monovent at roof wall abutment to provide ventilation of 5000mm 2 m in accordance with building regulations.

Protect roofing underlay flat to pitched roof junction code 4 or 5 lead or aluflash. This provides continual ventilation along the length of the roof between each joist. For roof pitches less than 15. The abutment ventilation system provides a continuous unobtrusive weathertight air path from the roof void to the outside to comply with the requirements of the building regulations.

It s unavoidable that the thermal temperature in the roof space will bear the brunt of the heat generated in the living spaces below. 4mm ventilation slots promote unrestricted air flow and prevent the entry of birds and. A roofing solution built for the future aerodek is faster safer stronger and lighter than traditional roof coverings. Airtrak is a proprietary range of ventilators designed specifically for the ventilation of roof voids.

Choosing the correct ventilation solution for a flat roof will play an integral role in extending a structure s lifespan. An air ventilation path which complies with the current regulations is established at the flat roof intersection. Flat roof and abutment ventilator. An air ventilation path which complies with the current regulations is established at the flat roof intersection.

Where there is a parapet or an external wall abutment to the flat roof the fv250 ventilator can be used above a 150mm timber upstand battened off the wall by 25mm as shown below. The product is compatible for use with our horizontal intersection cavitrays which may be established at a higher level to permit the flashing to be dressed down to cover the external shell of the rav fl profile. Hopefully this video will help explain the difference between cold flat roof construction and warm flat roof construction this videos show detailed drawings.