To comply with building and safety regulations your walk on rooflight must be fitted with a structural upstand.
Roof light upstand detail.
Obviously written communication with drawings plan and section is absolutely essential in order to ensure good detailing between our roof lanterns and the builder s supporting kerb upstand.
Our roof lanterns have a distinct and unique design that utilises the latest state of the art technology in structural silicone glazing.
When ordering your vision agi rooflight s you will be offered the option of being supplied with our upstand.
Insulated upstand built in.
Our architect approved external pane provides ultimate strength and durability.
Upstand termination with wall counter flashing detail.
Upstand termination with compression counter flashing detail.
For every roof lantern we supply we will provide a plan and section drawing detailing the correct measurements for the builder to work to.
Should i make my own upstand.
Our walk on rooflights come with 25 5mm or 33mm thickness glass depending on the size chosen.
Current building regulations state that the upstand must protrude at least 150mm above the finished roof surface and are typically made of timber.
Rainwater can build up on a roof during heavy storm events and it may be stating the obvious but unless checked this water could spill into building and saturate construction elements electrical installations as well as internal finishes and effects.
Iko sig design technology upstands acknowledge the fact that rainwater can build up on a roof during heavy storm events.
On exposed membrane roofs the upstand height is measured directly from the membrane surface.
Upstand termination bar detail wall chase.
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 reasons.
Roof lanterns are an alternative to flat glass rooflights.
This kerb is called an upstand the outside face of which allows the flat roofs external surfacing to lap up and form a weather tight junction.
The glass is angled to a pitch creating two triangular end pieces and two trapezoidal long sides which create the distinctive roof lantern shape.
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.
150mm upstand to brickwork with chased joint single ply detail.
Edge trim detail uninsulated details.
The upstand must be at least 150mm in height and should a minimum pitch of at least 3 degrees.
Std 008 dual ali lid roof hatch std 009 access hatch alum lid std 013 smoke hatch builders upstand std 014 access hatch with slam lock std 015 upstand details control vent rooflight std 016 upstand details non vented rooflight std 017a upstand details hinged vent rooflight std 018 solus security base.