A question about our product


#1

Dear sirs,
I have a question.My company produce a kind of waterproof underlay roofing membrane.It is three layers:polypropylene nonwoven fabric+polyethylene film+polypropylene nonwoven fabric.It is waterproof and vapour permeable.This product is popular in European market,but the problem is ,we don’t know the exact English name of this product.Can you give me some suggestions?
My email is xht0401@gmail.com .
Hadi


#2

what do you call it in europe?


#3

synthetic underlayment.

for being a country known for technology…you have a horrible website :?


#4

heres a suggestion or two…junk,crappola,itlleak


#5

hello ntkdfh04,
welcome to the site.
nice to see roofing.com reaching so far.
what do you use your product on?
what kind of roof?
does it have tar in it?

gweedo.


#6

Thanks for your reply.
The product has no tar in it.It is used as underlayment for waterproof.It’s packed in rolls and the max width is 1.6 meter.It has three layers:polypropylene nonwoven fabric+polyethylene film+polypropylene nonwoven fabric.It is also can be breathable,the vapour permeable data is 30~2500g/m2/24hour .


#7

what approvals does it have in the U.S.
is it miami-dade cetified?
also what is the general cost per square?


#8

[quote=“ntkdfh04”]It is used as underlayment for waterproof.quote]

What type of roofing products have been known to go on top of it?[/quote]


#9

Thanks for your reply。The membrane is laid under the rafter,and the rafter is laid under the roofing tile。It’s samilar to the traditional undertile linings.Can you tell me the name of the membrane?


#10

Sounds like a Tyvek type product. Slippery