DL457 – 150mm Masonry Cavity Wall to Flat Roof Parapet – Joists Perpendicular to Wall

Price range: £9.00 through £14.00 + VAT

This detail illustrates a flat roof parapet junction where timber joists run perpendicular to a 150mm masonry cavity wall. The wall construction includes a full-fill mineral wool cavity between facing brickwork and 100mm blockwork. The roof build-up features 360mm of rigid mineral wool insulation in two layers, over a vapour control layer and plywood deck. Joist hangers and blocking to SE specification are integrated into the structure. An aluminium coping, cavity tray, and upstand insulation ensure continuity and weather protection at the parapet.

See drawing notes for full information.

Features of this detail: masonry cavity wall, brick cladding, flat roof, joists perpendicular to wall, mineral wool insulation, rigid insulation, vapour control layer, cavity tray, joist hangers, aluminium coping

£14.00 + VAT
£9.00 + VAT
Want a discount? Become a member by purchasing Annual Membership Subscription – Pro Plan or Monthly Membership Subscription!
Want a discount? Become a member by purchasing Annual Membership Subscription – Lite Plan!
somdn_product_page

Description

Other Details

You can find the associated details from this set below. And don’t forget, if you are a member you can also search for details in our full library spreadsheet. Just go to your account page and click on the link to the spreadsheet.

11 Nov25 DL456-DL470 Roof Details

Check out the full set here

 

Disclaimer

The details must be regarded as a starting point for developing your own detail relevant to your specific project and needs.

We assume no legal liability or responsibility for loss or damage resulting from the use of information contained on our website.

We reserve the right to update or change information on the site at any time without prior notice.

Architectural drawings should be prepared by a qualified and experienced person, who holds the appropriate insurances. We offer no assurance or guarantee of Building Regulations approval or compliance through the use of these drawings. All drawings should be checked and approved by the appropriate approved inspectors.

Detail drawings (in all formats) sold on our website are copyrighted. They are for personal and commercial use in construction projects. They may not be published on any website, resold, repurposed or distributed beyond the uses outlined here.

The details are not to be used by manufacturers to demonstrate the use of their own products, or for use in other literature, marketing documents and other associated materials.

Read our full terms and conditions here

Join now to get full access to the details

X