Modified Bitumen Roofing for Sloped Roofs – Part I Most of our work and most of the information we talk about here on our blog

Best Practices for Low-Slope Green Roofs – Part II This past week we talked about stormwater absorption, energy dissipation and photosynthesis as part of some

Understanding Low-Slope Green Roof Systems – Part I There are a handful of green roofs here in Washington DC. The different funding agencies will often

A Deeper Look at a Floating Rooftop Dunnage System This past week we started looking at this really odd rooftop dunnage assembly. We talked a

An Overview of Floating Rooftop Dunnage Design – Part I A lot of details and construction are custom built so they might be kind of

Flat Roof Ballasts for UV Protection: Advantages and Drawbacks This past week we looked at a gravel ballasted commercial roof. Right here in DC, there’s

Understanding Flat Roof Ballast Systems for UV Protection: Part I It’s likely that in the future, maybe in the next 10 to 20 years, there’ll

Signs Your Historic Built In Gutter System Needs Repair Here in Washington, DC, particularly in historic buildings, there’s multiple different types of bays and facades.

How to Maintain Different Roof Types on the Same Building: Part II This past week, we took a look at a building that has several

Variety of Roof Types in a Single Building Explained Today we’re looking at a case studio based on one of the many thousands of historic