Polycarbonate panels have few disadvantages when compared to other materials such as glass or plastic.
Pvc roofing problems.
Also manufacturers strongly advise against installing epdm in the winter because glue freezes and the roof may leak.
However the standard pvc roofing membrane is about 50 mils.
All roof products deteriorate over time and pvc has a tendency to shrink pulling the seams lifting corners and potentially causing leaks.
Ib pvc flat roof installation.
Pvc is definitely affected more by heat.
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.
They seem to think that any of the sealant products will work.
Just leave the heat gun in the lap a little longer and see what happens to the pvc vs the tpo.
Pvc on the upper end of the price spectrum there is pvc roofing.
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.
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.
And over time pvc seams to shrink more.
Thus for an average sized 1 200 sq.
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.
If you need your old roof removed this would also be an additional cost.
But a lot of people seem to think that there is not much difference in all the roofs and sometimes include one more of the ones listed in the term vinyl roof or rubber roof.
Pvc can last well over 30 years.
Disadvantages of polycarbonate panels.
Though the primary color of a pvc roofing membrane is white it can come in a variety of colors and hues.
Older pvc roofs in cold weather are prone to shattering.
It is a white reinforced membrane with welded seams and flashings.
Despite the benefits of pvc roofing these features come at a higher cost.
45 mils equal 0 045 inches.
Cost a typical residential tpo roof will cost between 6 50 and 11 50 per sq.
Evidently the pvc roof is just different enough that tpo and epdm product are not the best for the pvc roof.
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.
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.
