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Low-Slope Roofing

Low-slope roofing includes roof assemblies designed for roofs with limited slope and slower drainage.

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Low-slope roofs commonly use membrane systems, drainage design, insulation, cover boards, flashing, and maintenance programs to manage water and weather exposure.
Types

Types

The different forms and configurations this system takes.

System

TPO Roofing

TPO systems rely on membrane sheets, heat-welded seams, attachment or ballast, insulation, edge details, and manufacturer-specific flashing accessories.

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System

EPDM Roofing

EPDM systems are valued for flexibility and long service history, but seams, flashing, punctures, shrinkage, and drainage still require careful inspection.

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Comparisons

Comparisons

Side-by-side comparisons with related systems or materials.

Comparison

TPO vs EPDM

The comparison commonly turns on seam method, puncture resistance, repair practices, color, chemical exposure, contractor familiarity, and manufacturer system requirements.

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Sources

  1. PRE Editorial Reference Standard — Professional Roofing Encyclopedia