Johns Manville Modified Bitumen Roofing Details

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.

Johns manville modified bitumen roofing details.

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. Built up roofing miami dade approvals. 7a 7 2asphalt can come from a variety of crude sources. 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.

Here you will find all of the sbs specifications 3 part specs details and installation guides. Duraboard jm app base sheet ventsulation felt durafoam glasbase permaply 28 or an approved structural substrate. Modified bitumen sbs app miami dade approvals. One part elastomeric cold application membrane adhesive.

Cold process does not have to be heated. Whether you re in the design phase or on the roof we can provide the tools and support to get the project done right. Find johns manville roof assemblies. Cures to form a durable elastomeric and watertight film.

7a 7 roofing bitumens 7a 7 1 jm modified bitumen products are designed to be installed with hot asphalt or special cold application cements. Johns manville modified bitumen roofing systems over lightweight concrete decks. Serve as a guide for architects specifiers roofing con tractors and others involved in the roof system selection and application process. Glasply premier and glasply iv may be used in selected specifica tions.

Some others may be heat welded. Johns manville app modified bitumen roofing systmes over lightweight concrete decks. Elastomeric sbs rubber and asphalt blend. Commercial roofing specs and details find the resources you need to design the best roofing system for your project.

Sbs modified bitumen. Permamop coal tar pitch and coal tar asphalt are not permitted. Sbs dynafast lwic over steel or concrete new re roof or re cover. Specifically engineered for high reflectivity durability and optimal embedment in the sbs modified bitumen sheet.

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. 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. Johns manville self adhering modified roofing systems over concrete decks. Here you will find direct links to code agencies for johns manville bituminous approvals.

Johns manville approved asphalt supplier list.