Blog Archives

Bulk Water Management with a Low Slope Roof

Low slope roofs or “flat” roofs, as they are sometimes called, typically have single-ply membrane or multi-layer “built-up” roof systems. Although one or more manufacturers offer warrantees for membranes installed with no slope, the 2015 IBC (International Building Code) requires

Posted in Construction Documents, Design, Roofing

Using Continuous Rigid Insulation to Solve a Roof Ice Problem

  This Vermont church roof (top photo) suffered from ice build-up, leaks, and giant icicles below the eaves of the relatively new sanctuary roof. The original intent for construction of the sanctuary roof was a ‘dropped’ cathedral ceiling with fiberglass

Posted in Building Repair, Design, Roofing

Steep Roof Design Basics for Snow Country

Leaks from ponds created by ice dams can frequently be traced to roof design. Roof designs that funnel snow to narrow spaces and narrow eaves are likely to promote the development of ice dams and resulting roof leaks. Roof designs

Posted in Construction Documents, Design, Roofing

A Catch 22 Product Specification

Specifications occasionally include unintended contradictions, and in some instances they are related to schedule. Not long ago, I reviewed a specification for roofing that included a requirement for a particular “ice and water shield” product and allowed no substitutions. The

Posted in Construction Administration, Project Management, Roofing, Specifications


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