This forms a secret gutter behind the chimney extending at least 125 mm up the chimney framing.
Chimney back gutter flashing.
Chimney flashing with box gutter.
L shaped flashing is a versatile general use flashing used where a uniform or strengthened finish is needed on a 90 surface.
Chimney flashing and cap.
Discussion in building started by dave mitch 26 may 2020.
It is installed to ensure that the lead flashing wraps around the tilting fillet and is overlapped by the roofing underlay.
The back gutter is fitted to carry water from behind the chimney.
Lead back gutter quantity.
A simple solution may be to take a couple of rows of tiles of behind the chimney and were the felt runs under your back gutter slice the felt along the wood thats supporting the lead if that means taking out a few of the thin counter batons so you can slice the felt do it then you can gently lift the felt back and insert a small piece of baton to hold the felt up which should be enough to.
26 may 2020 messages.
Technical details flashing materials.
We supply lead back gutters to suit any chimney flashing and orientation.
The gibraltar building products l flashing protects your home the gibraltar building products l flashing protects your home from moisture infiltration where your wall meets your roof.
All these items are made from code 4 sheet lead to bs en 12588.
I am replacing the corrugated sheeting and have also had a proper back gutter made to replace the cobbled piece of lead that was letting in water.
Patination oil 1ltr patination oil 1ltr quantity.
Stratco flashings are available in galvanised unpainted zinc al pre painted colour steel aluminium stainless steel and copper.
The complication being as i hope you can see from the picture is that the end of the back gutter lead meets the edge of the wall is only about 4 from where the corrugated sheets will end i will be adding guttering i can t see how step flashing will help stop water running off the sole plate running straight under the sheeting.
At the rear of the chimney a butyl epdm or lead gutter lining is carried over an anti ponding board.
Chimney back gutter flashing.
It is then dressed down over the lower flashing see figures 1 and 2.
The lead gutter lining is then overlapped by the cover flashing of the chimney stack.
