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Our 2-ply Polyfresko torch down roofing systems provide long-lasting, waterproof protection for flat and low-slope roofs. Designed for durability and performance, this system is ideal for residential, multi-family, HOA and commercial buildings across Nob Hill, Los Angeles and the Bay Area. Waterproof protection, durable and long lasting, UV and heat resistant, ideal for flat roofs, professional installation.
RESIDENTIAL HOMES
APARTMENTS & HOAs
COMMERCIAL BUILDINGS
LOW-SLOPE ROOFS

There is nothing abstract about a Nob Hill roof: the same three details cause most of the leaks we are called out for. From the shop it is a 338-mile run northwest to Nob Hill, so emergencies get a same-day answer.
We work the same streets in Russian Hill, Chinatown and Pacific Heights, so crews know the area and its roofs.
A roof opened in winter costs more and risks more, so we plan around the forecast. Expect photos, a measured scope and a number you can compare against anyone else.
We check the attic as well as the roof; half of what we find shows from underneath.
We do not use subcontract crews we have never met. The people on your Nob Hill roof are the people we train, and they carry our workers' compensation.
Cheap work shows up at the details: a flashing sealed instead of replaced, a vent reused because it was quicker, decking covered because nobody wanted the conversation. Those are the roofs we get called back to in two winters.
The questions we hear most in Nob Hill are about price, timing and whether a repair will hold. We answer all three before you commit, and we put the answers in writing.
Warranty paperwork is registered for you, not left in a folder for you to chase.
We work on Nob Hill roofs most weeks, and the pattern is consistent: whatever fails first on these roofs fails at the edges. At about 338 miles northwest, Nob Hill is an easy run for us, inspection or emergency.
Neighbouring work in Russian Hill, Chinatown and Pacific Heights means materials are already staged nearby.
Summer is for planned work; winter is for emergencies nobody planned. Ask for the inspection, keep the report, and decide in your own time.
Before we quote we check the deck, the ventilation, the flashings and the drainage. Three of those four are invisible from the ground, and all four decide how long the roof lasts.
Cheap work shows up at the details: a flashing sealed instead of replaced, a vent reused because it was quicker, decking covered because nobody wanted the conversation. Those are the roofs we get called back to in two winters.
When the crew leaves, the debris leaves with them: magnet passes morning and evening, gutters cleared, driveway swept. You get photos of the finished work and the warranty paperwork registered in your name.
Everything below is the same crew, same city, same free inspection.
TORCH DOWN ROOFING NOB HILL, CA
We work on Nob Hill roofs most weeks, and the pattern is consistent: onshore wind drives rain sideways into the flashings. 338 miles northwest means a free inspection costs you nothing but an hour.
We are in Russian Hill, Chinatown and Pacific Heights constantly, and the housing stock is much the same.
A roof opened in October is a different job from one opened in January. Ask for the inspection, keep the report, and decide in your own time.
We photograph every slope and penetration so you see what we see before deciding anything.
The short version for Nob Hill: salt air and long damp mornings keep fasteners and flashings working hard. Being 338 miles northwest of Nob Hill, we can be on the roof before the next rain band arrives.
Crews rotate through Russian Hill, Chinatown and Pacific Heights, so the drive is routine.
The first big storm books out the whole trade, so earlier is cheaper. If a repair solves it, we quote the repair instead of selling a replacement.
Ice-and-water goes in at the valleys and penetrations even though it rarely freezes here.
FREQUENTLY ASKED
Find answers to common questions about torch down roofing in Nob Hill.
CLEAR ANSWERS. LOCAL EXPERTISE.
NOB HILL, CA TORCH DOWN ROOFING
Most single-family roofs in Nob Hill are done in two to four days once materials are on site. Larger or steeper roofs, or jobs with deck repairs, run longer and we say so up front.
For most flat and low-slope roofs in Nob Hill, yes. Two plies of modified bitumen with heat-welded seams handle ponding and UV far better than patching.
We carry the permits and insurance for hot work, run a fire watch and keep extinguishers on the roof. Where open flame is not appropriate we quote a cold-applied or coating system instead.
Yes. Panels are detached and reset on a schedule that matches the roofing crew, and the penetrations are re-flashed properly when they go back.
Tear-off debris leaves the same day. Driveways are swept, gutters cleared and a magnet pass runs morning and evening, which matters on a street with kids and pets.
Installed to spec, twenty years and up, with a manufacturer warranty of 10, 20 or 25 years depending on the system.
Cost depends on the size and pitch of the roof, the material you choose, how many layers come off and what the deck looks like underneath. We inspect the Nob Hill property, measure it and put a detailed number in writing before anything is booked.
A modified bitumen base sheet torched to the deck or cover board, with a white Polyfresko cap sheet over it. The white surface reflects heat instead of holding it.
Nob Hill sits next to these, and we cover all of them from the same trucks:
We cover Chinatown, Russian Hill, North Beach, Telegraph Hill and Financial District from the same yard as Nob Hill. Same crews, same pricing, same free inspection.
Everything below is the same crew, same city, same free inspection.