The thicker the membrane the better the long term durability.
Typical tpo roof assembly.
Before constructing a flat roof assembly please refer to the unvented roof assembly comments under 6 2 vented and unvented roof assemblies and if applicable 6 3 parapet walls.
Here you will find all of the tpo specifications 3 part specs details and installation guides.
When it comes to design we ve got the tools to get you from the desk to the roof.
Always check with your local code authority.
Heat welded seams provide superior strength.
Thatch approximate typical weight 7 lbs.
Tpo s long term heat uv and natural fungal resistance plus flexibility without need for plasticizers also make tpo a reliable low slope.
Wood fiberboard insulation cover board.
A p p licab le s tan d ard s.
45 mil 1 14 mm thick reinforced tpo thermoplastic polyolefin membrane with 30 mil 0 76 mm thick factory applied peel and stick adhesive tape.
No matter which option is chosen below the membrane this is how all tpo roofs are sealed at the seams.
2 ply tpo hybrid bonded to insulation assembly plate.
Please note that the r values for roof membranes shingles tiles air films and roof deck materials might or might not be permitted by your local code to be included when total roof assembly r value is being calculated for the purpose of satisfying energy code requirements.
Tpo roof membrane 80 mil fully adhered membrane only 0 40 lbs.
Tpo roofing design and installation considerations.
In indiana we typically see 45 mil and 60 mil specified.
Tpo roofing systems 101.
C om pared to typical single ply e p d m p v c and t p o m em branes g a f e verg uard t p o 45 m il roofing m em brane provides the benefits of all three m aterials in a single m em brane.
Short for thermoplastic polyolefin tpo is a single ply roofing membrane that offers excellent performance at a cost effective price.
They are typically white in color and as a thermoplastic the seams are heat welded.
Tpo is typically sold in thicknesses of 45 mil 60 mil and 90 mil.
Tpo roof membrane 60 mil fully adhered membrane only 0 29 lbs.
In lieu of half sheets to secure the roof membrane attachment beneath tpo or epdm membrane and as additional membrane securement as specified in johns manville specifications and details.
Videos have been put together for many of these details and can be found in the video hub below.
Low installed cost heat w elded seam s w hite reflective color and no liquid plasticizers.