Pvc is relatively light and can be purchased in milages between 36 and 90 mils as mentioned before a mil is 0 001 of an inch.
Pvc roofing problems.
Older pvc roofs in cold weather are prone to shattering.
45 mils equal 0 045 inches.
Moreover animal fat from grease vents on restaurants may cause damage to asphalt based roofs and other single ply roofing membranes but will not have a negative impact on a pvc membrane.
If you need your old roof removed this would also be an additional cost.
If you are looking for a cost effective and durable single ply roofing system for your flat or low slope roof a tpo thermoplastic olefin membrane may be a solid energy efficient option.
Polycarbonate panels have few disadvantages when compared to other materials such as glass or plastic.
Also manufacturers strongly advise against installing epdm in the winter because glue freezes and the roof may leak.
They seem to think that any of the sealant products will work.
Cost a typical residential tpo roof will cost between 6 50 and 11 50 per sq.
Thus for an average sized 1 200 sq.
Foot of roofing can range from 6 to 9 50 for pvc 50 mil membrane installed over a low slope or flat roof on a single or two story building.
Cons of pvc roofing cost.
Pvc is definitely affected more by heat.
Pvc on the upper end of the price spectrum there is pvc roofing.
The average cost per sq.
All roof products deteriorate over time and pvc has a tendency to shrink pulling the seams lifting corners and potentially causing leaks.
Evidently the pvc roof is just different enough that tpo and epdm product are not the best for the pvc roof.
And over time pvc seams to shrink more.
Just leave the heat gun in the lap a little longer and see what happens to the pvc vs the tpo.
With a pvc roof commercial buildings such as manufacturing facilities will not face roofing problems that result from exposure to chemicals as pvc is highly resistant to chemical damage.
Disadvantages of polycarbonate panels.
Flat roof your.
However the standard pvc roofing membrane is about 50 mils.
The high price is one of the major disadvantages of polycarbonate panels since it is much more expensive than glass and other plastics.
Despite the benefits of pvc roofing these features come at a higher cost.
Ib pvc flat roof installation.
It is a white reinforced membrane with welded seams and flashings.
Go back on a roof a year or so later and the pvc roof looks like the batter head top part you beat on a drum.
