Acrylic Roof Coating: Costs, Lifespan and Alternatives

One to three days on a typical Nob Hill property, depending on size, pitch and how much deck needs replacing. Nothing is left open overnight.

Size, pitch, layer count and deck condition drive the number on any Nob Hill roof. The line that moves is deck repair, so it belongs in the Nob Hill quote at a rate per sheet rather than as an allowance.

A full replacement in Nob Hill is permitted and inspected through the San Francisco Department of Building Inspection. Small repairs generally are not, but the layer count and assembly are checked on any permitted job.

Check the licence, liability cover and workers' compensation, then ask any Nob Hill contractor what happens if the deck is worse than expected — and get that answer in writing before the covering comes off.

Granules in the gutters, curling tabs, repeat stains in the same ceiling after every storm, and soft spots underfoot. In Nob Hill, asphalt dries out and sealant pulls back from penetrations years before the field wears through.

We start at the flashings, check the deck from inside the attic, and photograph every elevation. On a Nob Hill property we pay particular attention to dried-out underlayment and attic temperature.

Yes. Low-slope sections on Nob Hill buildings need a membrane or coating system rather than shingle laid flatter than it is rated for, and they are quoted separately from the pitched roof.

In inland conditions, composition shingle runs roughly fifteen to twenty-five years, tile underlayment twenty to twenty-five, and coatings seven to fifteen depending on the system.