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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 Winnetka, Los Angeles and Southern California. 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

WINNETKA, CA
Two Plies, Welded Seams, No Guesswork.
Torch down roofing in Winnetka is modified bitumen, installed in two plies and heat-welded as it goes down: a base sheet torched to the prepared deck or cover board, then a white Polyfresko cap sheet over it. The seams fuse instead of relying on adhesive, which is why the system holds up on flat and low-slope roofs that see standing water.
All American Roof Repair & Commercial Roofing installs and repairs torch down on houses with flat sections, apartment buildings, HOA property, offices and light industrial across Winnetka, Tujunga, Shadow Hills, Lake View Terrace and the northeast San Fernando Valley.
Winnetka sits in a bowl at the foot of the Verdugo and San Gabriel Mountains and it bakes. A dark flat roof here runs far hotter than the air, the daily swing works every lap, and the fall winds drive grit across the surface. Then the rain arrives in short, heavy bursts and finds whatever the summer loosened: a split lap, a lifted edge, a drain that has not been cleared since the last storm.
The old roof comes off and any soft decking is replaced before a new sheet touches it. You see the bad bays before they are covered.
Where the building wants R-value, polyiso goes down; otherwise a cover board gives the torch a sound, even surface.
The modified bitumen base ply is torched and rolled so the whole sheet bonds, not just the edges.
The white cap ply goes over it, seams welded and probed. White means the roof reflects heat instead of storing it.
Curbs, pipes, parapets, edge metal and drains are detailed last, because that is where flat roofs actually leak.
Straight talk: torch down is hot work. We carry the permits and insurance for it, run a fire watch and keep extinguishers on the roof. Where open flame is not appropriate — a wood deck in poor condition, an occupied building with tight access — we quote a cold-applied or coating system instead and say why.
If the roof is flat or low-slope, torch down is on the table:
Additions, garages and mid-century flat roofs where shingles were never the answer.
Staged section by section so tenants stay put and the lot stays usable.
Offices, retail and light industrial, scheduled around your hours.
Shallow pitches where water moves slowly and details decide everything.
The same roof, cracked and ponding, then two plies down with a white cap sheet.


Installed to spec, a two-ply torch down roof runs twenty years and up, and the manufacturer warranty is written for 10, 20 or 25 years depending on the system we specify. The paperwork is registered in your name, not left in a folder. We check the roof after the first rainy season so small things stay small.
Most calls start with a leak over one room. We trace it to the source — a split lap, a failed pipe flashing, a drain that never cleared — repair it and photograph what we found. Two things keep a flat roof going: clear the drains before the rains, and have the flashings looked at once a year.
We install and repair torch down throughout Winnetka, Tujunga, Shadow Hills, Lake View Terrace, La Crescenta, Sylmar and the rest of the northeast San Fernando Valley. Flat roof work is dry-weather work, so the calendar tightens once the rain starts — call early.
We’ll measure the roof, check the deck, drains and flashings, and tell you whether torch down is the right system.
TORCH DOWN ROOFING WINNETKA, CA
We get called to Winnetka flat roofs after the patching stops working, and two plies of torch down is what replaces it. Valley heat cooks a flat roof all afternoon, which is why the white Polyfresko cap sheet is worth its small premium.
What the system gives you on a {n} roof:
Nobody roofs Winnetka the way they roof a tract in the desert, and attic heat pushes up through the deck and ages shingles from below. We are roughly 22 miles northwest of Winnetka, close enough for a same-day look at a leak.
We are often working Canoga Park, Reseda and Northridge in the same week, which keeps costs sensible.
Book in the dry months and the whole job happens on dry decking. No pressure, no same-day-only discount, no hard close.
If the roof is sound and simply weathered, a silicone coating is cheaper than a tear-off and we will tell you so.
You get a text when the crew is coming and a walk-through when they are done.
Price follows square footage, how many layers come off, how much decking needs replacing and how many penetrations the roof carries.
A cut-up roof with ten curbs costs more per square than an open one, because the detailing is the work.
We install and repair torch down roofs throughout Winnetka and the surrounding Los Angeles County communities, including Canoga Park, Reseda and Northridge.
Installed to spec, a two-ply torch down roof runs twenty years and up. The manufacturer warranty is written for 10, 20 or 25 years depending on the system, and we register the paperwork in your name.
The estimate is free. Call (818) 275-0921 and we will measure your Winnetka roof, check the deck, laps and drains, and tell you plainly whether coating is the right call.
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.
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.
Price follows the roof, not a rate card: access, pitch, material, how many layers come off and what the deck looks like underneath. We measure in person, show you photos and put the number in writing before anything is booked.
FREQUENTLY ASKED
Find answers to common questions about torch down roofing in Winnetka.
CLEAR ANSWERS. LOCAL EXPERTISE.
WINNETKA, CA TORCH DOWN ROOFING
For most flat and low-slope roofs in Winnetka, yes. Two plies of modified bitumen with heat-welded seams handle ponding and UV far better than patching.
You get the manufacturer warranty on the materials and ours on the workmanship, both in writing. The paperwork is registered for you and transfers if you sell.
Most single-family roofs in Winnetka 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.
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.
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.
Installed to spec, twenty years and up, with a manufacturer warranty of 10, 20 or 25 years depending on the system.
Yes, licensed, bonded and insured, with workers' compensation on every crew. Certificates are available before work starts.
Winnetka sits next to these, and we cover all of them from the same trucks:
We cover Canoga Park, Reseda, Northridge, Tarzana and Chatsworth from the same yard as Winnetka. No travel surcharge between them.