There are two main reasons.
How do you install a standing seam metal roof.
Metal roofing panels are now available in a wide range of colors and styles.
Exposed fastener installation step 1.
Installation of a standing seam metal roof involves joining vertical interlocking panels from the top of the roof ridge to the roof s eave edge.
The video features union s advantage lok ii standing seam roofing panel which is.
An ingenious system of metal sheets crimped together in seams that jut an inch or more above the surface standing seam roofs are attractive and highly durable as the primary roof and one of the few options for low pitched secondary roofs over porches and bay windows.
In a standing seam roof long single panels run vertically all the way from the eave to the ridge.
If you want to install steel over asphalt your best choice is to use a steel shingle system like the one shown instead of the more common and more expensive standing seam steel.
The panel used in this example is a 16 inch coverage panel with a nail flange.
We will show you how to install these metal panels with both exposed fasteners and hidden fasteners.
When you re installing a metal roofing panel the first thing that you want to do is make sure you re starting square.
If you have chimneys skylights dormers and or valleys on your roof we recommend you leave this task to a seasoned professional installer because it s really easy to make costly mistakes.
This video shows how to install endwall flashing with standing seam panels.
Unlike steel and aluminum shingles standing seam panels should not be installed over the existing asphalt shingles.
First of all if you install a standing seam metal roof over asphalt shingles there will be a so called telegraphing effect where shingles can punch horizontal lines in standing seam panels.
3 remove old roofing and repair any damage start from the top of the roof and remove the old shingles along with the flashing underlayment and vents.
Without a doubt a standing seam roof is quite difficult and technically challenging system to install especially if you have no prior training or experience installing metal roofing but there is also a simpler to install system called metal shingles which looks much like the conventional shingles except that it is far more durable energy.
For do it yourself enthusiasts for your first installation we recommend installing standing seam on a simple gable roof with minimum roof penetrations.