Flat lock panel is a wall system based on factory formed panels that are custom sized into rectangular square or diamond shapes featuring a formed interlocking welt at all edges.
Flat lock copper roof.
Flat lock soldered copper roofing.
Two adjacent sides of the sheets are folded over and two are folded under to form 3 4 locks.
The field of the roof is then covered with metal pans which can be various standard sizes the most common today is a pan 24 inches x 18 inches.
Check the slate roof warehouse for tools ma.
These panels are ideal for flat roofs domes turrets and any wall panel system interior or exterior.
The flat lock panel also makes a wonderful industrial looking wall panel.
They are installed by engaging the lower edge of each panel in the upper edge of the panel below and mechanically attaching the panels to supports using concealed clips located under the upper edges of panels.
Copper cleats of 16 or 20 oz.
One long term solution is a flat lock soldered copper roof.
For a roof pitch less than 3 12 a solid membrane roof of some sort is needed.
Pre tinning of edges is also available.
Flat seam roofing is constructed of 18 by 24 20 oz.
Thanks for your questions.
The flat lock roof starts with a drip edge piece see illustration below.
Flat lock panels always need to be soldered on flat roofs.
Snap lock standing seams should not be used on roofs under 1 5 or 2 12.
Installation is done via using clips to secure the panels down to a roof or wall.
Rectangular cold rolled copper sheets.
Copper flat lock soldered roof panel system.
However there are many mechanically seamed standing seams that are very appropriate for lower pitch roofs usually down to about 1 4 12 most flat seam products will have soldered seams to make them watertight even on a flat roof.
However neither solder nor sealant is required in the joints since the vertical surface provides positive drainage.
Metal clips and nails for fastening the panels are available.
Cold rolled copper are installed in each of the longitudinal and transverse seams.
One long side and one short side are bent upward approximately 160 degrees to form a 3 4 fold.
Flat lock soldered copper roofing is excellent on low slope roofs where a long lasting durable roof is desired.
On a roof the locks are hammered tight and always soldered.
This can be done using just a few hand tools see list below but the time required can be greatly reduced with the proper sheet metal equipment.
Flat lock roofing panels come in a variety of shapes sizes and metals.
Here is a series of photos showing the details of the copper flat lock roof panel system also known as flat seam copper roofing.