Roofing Materials

BERKELEY FLAT ROOF BLOG What’s Actually Inside a Modified Bitumen Roof System? A layered system, not a single sheet — understanding the layers helps explain how repairs actually work. A typical modified bitumen system includes a base sheet attached to the deck, sometimes an intermediate ply, and a cap sheet on top that provides the…

BERKELEY FLAT ROOF BLOG What’s the Difference Between a Roof Coating and a Roof Repair? A coating protects a sound roof. A repair fixes a broken one. Confusing the two is a common, costly mistake. A roof coating is a maintenance tool — it extends the life of a membrane that’s still structurally sound, adding…