Bending and bowing aluminum roofing and siding sheets are rollformed from hard ened tempered metal for maximum strength.
Roof seam 90 degree profile.
A damaged panel can be replaced with minimal effort.
180 degree seams also called double locks mean the metal seam is folded and crimped twice.
Roofing flashings.
For wind uplift loads i believe that the 180 seam would be significantly stronger.
If a sheet must be bent a gentle 90 degree bend is the maximum recommended.
For pricing and availability.
Each profile is 1 2 inches 31 cm in height 1 3 inches in.
Metal should not be re bent once it has been formed nor should it be folded back on itself.
Check out this great deal on the dis 70591 di roof seamers 70591 90 degree hand crimper today.
Union corrugating 4 5 in x 10 ft white aluminum drip edge.
The s 5 h90 is a one piece clamps that has been developed to be a secure and cost effective roof clamp to accommodate metal roof panels with a horizontal seam greater than 0 65 turn it 90 degrees causing the side with the bolt hole to face up.
Unlike double lock profiles single locked systems are easier to install.
Single lock refers to one fold of the seam or 90 degrees.
Sentinel profile bars are extruded pliable pvc bars designed to provide pvc membrane with the appearance of a standing seam metal roof.
Single lock 90 degree seam quick facts.
Rene thanks for the question and your interest in metal roofing.
Maxima maxima 1 5 and maxima adv mcelroy s maxima family of products represents the industry s broadest selection of vertical leg standing seam systems.
Single lock 90 degree seams and double lock 180 degree seams.
I am familiar with the profile that you mentioned.
Roof pitches contact fabral for other suitable profiles.
Because mechanical panels are securely seamed together it is critical to use expansion clips to accompany the metal s natural expansion and contraction.
For pricing and availability.
There are two different versions of mechanical seams.
With an opportunity to choose from three distinct maxima profiles.
While single lock profiles won t perform as well as a double lock single lock still performs well in milder environments.
90 degree seams also called single locks mean there is only fold in the metal seam.
Single lock standing seam profile 90 degree seam standing seam panels are assembled by forming single folds.
For gravity type loadings snow or live loads i believe the 90 degree seam would be slightly stronger.