Flat Roofing in the Bay Area: TPO, EPDM, and Modified Bitumen Compared

Flat and low-slope roofs are common in San Francisco, Oakland, and commercial corridors. Compare TPO, EPDM, and modified bitumen for Bay Area conditions.

Flat Roof Basics

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TPO Membrane

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EPDM Rubber

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Modified Bitumen

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Cost Comparison

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Maintenance Requirements

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Choosing a System

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Written by

Alpha Eagle Roofing • Licensed Roofing Contractor • CA CSLB #1148511

Alpha Eagle Roofing is led by a Bay Area roofer with 15+ years of local field experience. Every article is written or reviewed by a licensed C-39 roofing contractor with direct project experience in the Bay Area’s unique climate and building codes.

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