Johns manville app modified bitumen roofing systmes over lightweight concrete decks.
Johns manville modified bitumen roofing details.
For adhering roofing plies modified bitumen membranes and for aggregate surfacings.
One part elastomeric cold application membrane adhesive.
Find johns manville roof assemblies.
Glasply premier and glasply iv may be used in selected specifica tions.
Whether you re in the design phase or on the roof we can provide the tools and support to get the project done right.
Sbs dynafast lwic over steel or concrete new re roof or re cover.
7a 7 roofing bitumens 7a 7 1 jm modified bitumen products are designed to be installed with hot asphalt or special cold application cements.
Currently available from johns manville jm for built up roofing membranes and covers both hot aphalt and cold adhesive applications included in sections 3b and 3c.
Cures to form a durable elastomeric and watertight film.
Duraboard jm app base sheet ventsulation felt durafoam glasbase permaply 28 or an approved structural substrate.
It can be used as a direct substitute for asphalt in all jm modified bitumen roof membrane specifications.
Commercial roofing specs and details find the resources you need to design the best roofing system for your project.
Sbs modified bitumen.
1 2 all general information contained in this section and the current johns manville commercial industrial roofing systems manual should be considered part of these specifications.
Serve as a guide for architects specifiers roofing con tractors and others involved in the roof system selection and application process.
8a 2 membrane substrate 8a 2 1the surface on which the app modified bitumen roofing membrane is to be applied should be one of the following jm products.
Elastomeric sbs rubber and asphalt blend.
Specifically engineered for high reflectivity durability and optimal embedment in the sbs modified bitumen sheet.
Johns manville approved asphalt supplier list.
Here you will find direct links to code agencies for johns manville bituminous approvals.
Johns manville modified bitumen roofing systems over lightweight concrete decks.
Built up roofing miami dade approvals.
This manual is intended only as a guide and the recommendations represent dibiten s best judgement based on years of experience in the manufacture of modified bitumen roofing material.
If you have any questions when it comes to installation please contact our specifier services group for design and your local technical representative for the field.
Provides full recovery properties after 100 elongation and lends elasticity and flexibility to the sheet and contains fire retardant additives.
Johns manville self adhering modified roofing systems over concrete decks.
Permamop coal tar pitch and coal tar asphalt are not permitted.
Here you will find all of the sbs specifications 3 part specs details and installation guides.
7a 7 2asphalt can come from a variety of crude sources.
