Mixed-material detailing on Bituminous roofing

By |2020-04-01T15:58:18+01:00March 26th, 2020|Uncategorized|

When we formed BBR Roofing in the early 1990’s options for waterproofing complex details on bitumen felt roofs were fairly limited. Some of the high performance felts of the time were very thick and heavy such as the HT350 and subsequently popular 350 elastomerics. These membranes were not only thick, but their elastic memory made