Modified bitumen roofing system vs tpo cost value longevity modified bitumen vs tpo it is a question on the mind of many commercial building owners.
Bitumen roof sheathing cover vs zip system.
Astm e 1592 physical testing was performed on three test roof assemblies in order to determine the wind uplift resistance of an rsprs installed over existing structural metal panel roof systems fastened directly into purlins.
The zip system includes two main components.
Zip system description.
Huber engineered woods the manufacturer of the zip system roof and wall sheathing is now offering water resistant treated osb in.
Our easy to install zip system sheathing and tape streamlines the weatherization process that delivers moisture and air protection with a water and air barrier.
With the zip system sheathing the water resistance relies on the sealing tape adhesive that seals the joints.
Zip system roof assembly combines our revolutionary integrated sheathing and flashing tape or liquid flashing to provide a sealed roof for protection against moisture intrusion during construction or if high winds strip the roof covering away.
Generally speaking there are two kinds of commercial flat roofing systems that are most commonly found in the northeast.
A strong resilient roof is a home s first line of defense when the roof deck is exposed to weather.
Zip system is manufactured by huber engineered woods llc.
But the tape must be applied with care.
Wind uplift is a primary concern when installing a retrofit single ply roof system rsprs over a structural metal panel roof.
The chief virtue of zip system sheathing is that it marries the water resistant barrier wrb to the sheathing eliminating the step of adding a separate layer of asphalt felt tyvek or any of the many house wrap products on the market.
Third party testing revealed that the zip system is prone to leaky tape seams over penetrated nail holes damp sheathing and drips around the jambs and studs.
Zip system roof sheathing zip system wall sheathing advantech subfloor adhesive zip system r sheathing installation manuals bim library view all results.
Since most construction related litigation is due to water damage problems like these should be a big concern to any builder.
The panels are made up of osb wood structural sheathing with an exterior facer of medium density phenolic impregnated polymer modified material.
The tape is guaranteed for only 30 years and relies on the strength and longevity of the adhesive.
With zip system roof sheathing syst.
Zip sheathing can provide a very tight weatherproof shell in one step.
