I have built a rather large storage shed at 12x20 with a barn style gambrel roof.
Horizontally applied metal home roofs.
Metal roofs are a common choice both in new construction and when an aging roof needs to be replaced.
I am going to guess that you want to save money time labor on install.
Metal roofing products can be made from a variety of metals including galvanized steel copper aluminum or tin and they can use several different installation systems.
I was planning on installing 5 panels on each slope 2 per side top and bottom where i would have 7 on the top 3 x 7 for a total of 21 feet where i would overlap one ridge.
On roofs and floors sheathing is installed perpendicular to supports because this is the orientation that results in the strongest roof or floor.
Whether you are looking to install a metal roof on a shed or a house it s important to know the difference in the various types of metal roofs available.
Apply butyl tape and waterproof roof.
How to seal between metal roofing sheets.
Let s take a look at the most common types of metal roofs for houses.
An affordable option and easier to lay than shingles tin is the most commonly used type of metal roofing.
Metal reflects radiant heat from the sun minimizing midday heat gain.
The link shows a typical corrugated roof panel with 1 2 inch tall ribs pretty standard for a light duty roof.
Water penetration can cost homeowners big bucks when the seams of metal roofing sheets have not been sealed properly.
Most metal roofs applied over a combustible material such as wood shingles have a lower class c rating for this reason.
Wind loads perpendicular to a wall are similar to floor and roof loads and installing sheathing horizontally makes walls better at resisting wind pressure.
I was about to head to the metal shop to order roofing and came across this site.
Metal roofing roof panels the home depot store finder.
Can you use galvanized steel roof panels horizontally on a roof.
See notes under metal roofing drawbacks regarding problems in the event of a house fire heat conduction.