Our basic fitting guides are designed to assist installing rolled lead sheet in a range of roofing applications including flashings valleys gutters and flat roofing.
Flat roof lead flashing details.
Bs en12588 replaced bs1178 in august 1999.
Roll detail at drips and abutments 41 flat roof roll and drip intersections 42 pitched roof joints and fixings 43 pitched roof intersection with valley 44.
Calder lead sheet and flashing conforms to the new european standard.
Although fixing near the base of the clip is not recommended for.
More product details close.
Where a pitched roof abuts the wall at an angle.
The edge of the roof has thin metal flashing that helps water drip off the roof without damaging the home or causing a leak.
Lead flashing needs to be a minimum of 75mm up the wall for a standard 30 degree lean to roof against a brick wall the lead on the roof should be minimum 150mm.
Copper locking strips of the same weight as the flashing are soldered to the pans between seams at least 6 from the wall and engage the base.
The detail shows the method of flashing the head of a standing seam shed roof.
The standing seams are laid flat 8 from the vertical wall folded 3 4 and secured with copper cleats spaced 12 o c.
Apron flashings if you are new to roofing or fitting roof flashings this really is a bread and butter place to start master this and the slightly more difficult flashings like step flashings will seem a lot easier.
For flat roofs the lead which pays on the flat roof should be at least 200mm.
Lead sheet is a soft and malleable metal which means it s an excellent roofing material because it can be formed and shaped to suit any detail.
Horizontal flashings should provide weathering to a minimum of 75mm above the intersection with the roof.
When fitting cover flashings to a flat roof like the.
The extra kick at the bottom of the face directs run off away from the structure.
The following information conforms.
However it is important to follow the basic principles of sizing and fixings as indicated in the rolled lead sheet manual to reduce the effects of fatigue cracking or creep.
Click pic to enlarge the video below will show you how to fit lead roof flashing like the ones seen in the picture above.
Important 4 this booklet is a guide to the correct detailing and fixing of lead sheet flashings weatherings and gutter linings.
Where a flat or pitched roof over an enclosed area abuts a wall or a balcony abuts a wall cavity trays should be linked to the flashing to prevent water penetrating into an enclosed area.
This roof edge flashing provides protection from water damage along the eaves and rake of a roof.
Gibraltar roof edge flashing can be used with asphalt shingles or metal roofing panels.
Flat roof coverings 22 window flashings 23 contents note.
