Gable Restraint System
Class 1 Buildings / houses of single occupancy three storeys or less England & Wales and two storeys or less Scotland Openings within gable walls
When GRB & VRS restraint straps clash with opening positions and cavity trays above openings please position to suit the following – these details can be applied to continuous & raised wallplate.
Repositioned / additional GRB to be kept back from opening to avoid clashing with cavity tray.
Repositioned / additional VRS holding down strap either side of opening.
Where large door / window openings GRB’s / VRS restraint straps to be repositioned / additional installed either side of the opening with maximum and minimum centres shown above.
The latest version of the technical guide will always be the digital format on our website.
Technical support: 01592 771132 / technical@itwcp.com / https://www.itwcp-offsite.co.uk 6
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