This test is to evaluate comparative resistance of roof assemblies to simulated load which correspond to wind velocities of 100 174 mph.
Ul 90 roof rating.
405 tgkx 405 download plywood deck cee lock construction no.
Metal roofing systems inc mrs system 2500 2.
Class 1 is rated at 1 90 the default standard for roof system not located in a coastal or high wind area.
Morin corp seams may be 45 90 or 180.
Ul 1897 roofing systems uplift resistance certifications.
Class 1 roof panels are rated at 1 90.
Ul standard ul 580 edition 5 standard for tests for uplift resistance of roof assemblies edition date.
The ratings are stated as 1 60 1 90 1 120 and so on referring to wind pressure in pounds per square foot psf.
Any epdm tpo hypalon pvc tpa modified bitumen or cpe single ply membrane system mechanically fastened or fully adhered non insulated or insulated.
The ul 580 test method provides a.
Roofing bearing the ul classification mark.
Fm global states their panel ratings as 1 60 1 90 1 120 and so on.
Classification a b or c and maximum 2 in incline for membrane manufacturer s insulated or non insulated roofing.
A safety factor of 2 means the maximum allowable design load is 45 psf.
Ul 90 wind uplift ratings n a.
Acryshield 1 to 6 gal sq.
To be tested in accordance with ul 580.
This test evaluates the roof deck its attachments to supports and roof covering materials only.
Wind uplift class 90 what are the u l.
238 uplift class 90 fire not investigated reinforcements used 1.
Furthermore the roofing designer or specifier sometimes assumes if there is a design wind speed requirement of 90 mph then the roof system must have a 1 90 rating which is not always true at least not for the reason they think maybe for tall buildings or if other factors exist.
Spread of flame ul 790 burning brand testing ul 790 impact test ul 2218 intermittent flame testing ul 790 solar reflectance thermal emittance coating thickness astm c1549 and c1371 wind resistance astm d3161 wind uplift ul 1897 10x10 and 12x24 deck wind uplift ul 580.
The resulting rating is used to apply a classification to the roof panels.
Ul 580 roof deck.
Bermuda roof panel construction no.
Metal roof deck panels no.
May be reinforced with fabric 3 oz sq yd max.
This rating is used to apply a classification to roof panels.
November 02 2006 ansi approved.
60 and 90 ratings established for roof deck constructions by ul 580 testing.
