Flat Roof Upstand Detail
Single ply roof types cold flat roofs warm flat roofs.
Flat roof upstand detail. They often arise because the roof is considered too late in the process when decisions about the rest of the design cannot be changed or are already built. Darren collins 4th september 2017. The roof lantern upstand in detail. Iko sig design technology click to enlarge at a door threshold nhbc has agreed that locally a 75mm upstand height is acceptable but either side must step up and drainage must fall away from the pinch point.
Most flat roof upstand problems arise from restrictions in height such as planning restrictions which cannot be avoided. All our roof lanterns shown on this website are designed to be fixed onto a kerb like detail which rises proud of the supporting flat roof assembly precisely at the open edge of the lantern aperture. Reputable flat roofing manufacturers should have appropriate detail drawings for most penetration requirements. Iko sig design technology click to enlarge at a door threshold the standard acknowledges that locally a 75mm upstand height is acceptable but either side must step up and drainage must fall away from the pinch point.
At bauder our service is free to you and covers all elements for a successful project delivery from initial concept or site survey through to specification package with bespoke drawings and calculations on site monitoring and final sign off and handover. Back to flat roof construction. Bs 6229 2003 flat roofs with continuously supported coverings code of practice and bs 8217 2005 reinforced bitumen membranes for roofing code of practice both state that if unwanted water ingress into the building is to be avoided all weatherproofing upstands occurring around the roof area. Technical resources for your flat roof project.
For this content to be displayed you need to accept all cookies in the cookie settings and confirm your selection or by clicking the. The roof lantern upstand in detail. Updated for 2019 to your enquiry shortlist save companies and products to your shortlist and contact multiple companies through a single enquiry. If you are adding a skylight to a flat roof you must decide on whether to construct your own upstand or purchase one from your rooflight supplier.
This will ensure that british standards and codes of practice are properly maintained including minimum 150mm upstands and mechanical restraints at waterproofing termination points. Nhbc accessible threshold built up roofing bur detail. Nhbc accessible threshold built up roofing bur detail. The job of an upstand sometimes referred to as a kerb is to lift the glass element of your rooflight off of the roof s surface and is required by building regulations for safety and weathering.