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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 Walnut, 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

We work on Walnut roofs most weeks, and the pattern is consistent: the same three details cause most of the leaks we are called out for. At about 22 miles east, Walnut is an easy run for us, inspection or emergency.
We are in Diamond Bar, La Puente and Covina constantly, and the housing stock is much the same.
We would rather find the problem in the dry months and fix it on a schedule. The inspection is free, and so is the second opinion if you already have a quote.
Synthetic underlayment goes down over the whole deck, not just the valleys.
The questions we hear most in Walnut are about price, timing and whether a repair will hold. We answer all three before you commit, and we put the answers in writing.
A roof is a system. The membrane or shingle gets the attention, but the underlayment, the fasteners, the edge metal and the ventilation decide whether it reaches its warranty.
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.
We show you the soft spots before they are covered, not after.
The job list in Walnut repeats itself for a reason - sun on the exposed slopes dries out the cheap underlayments early. Walnut is around 22 miles east of the shop, which keeps scheduling simple.
The roofs in Diamond Bar, La Puente and Covina are built much the same way, and they fail the same way.
Book in the dry months and the whole job happens on dry decking. Call and we will look at the Walnut roof, show you photos, and put the price in writing.
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.
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.
Everything below is the same crew, same city, same free inspection.
TORCH DOWN ROOFING WALNUT, CA
Ask ten Walnut owners about their roof and you get the same complaints: the grade means water moves fast and finds every lazy flashing detail. The shop is about 22 miles east, which is why we can be out the same day.
Jobs in Diamond Bar, La Puente and Covina run alongside this one most weeks.
Book in the dry months and the whole job happens on dry decking. Ask for the inspection, keep the report, and decide in your own time.
We check the attic as well as the roof; half of what we find shows from underneath.
There is nothing abstract about a Walnut roof: the same three details cause most of the leaks we are called out for. 22 miles east means a free inspection costs you nothing but an hour.
Crews rotate through Diamond Bar, La Puente and Covina, so nothing about these streets is new to us.
A roof opened in October is a different job from one opened in January. The first step is a free look at the Walnut roof and a number you can hold us to.
Weather delays are called early rather than left to surprise you.
FREQUENTLY ASKED
Find answers to common questions about torch down roofing in Walnut.
CLEAR ANSWERS. LOCAL EXPERTISE.
WALNUT, CA TORCH DOWN ROOFING
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.
Most single-family roofs in Walnut 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.
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.
For most flat and low-slope roofs in Walnut, yes. Two plies of modified bitumen with heat-welded seams handle ponding and UV far better than patching.
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.
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, licensed, bonded and insured, with workers' compensation on every crew. Certificates are available before work starts.
Installed to spec, twenty years and up, with a manufacturer warranty of 10, 20 or 25 years depending on the system.
Nearest to Walnut, and on the same run:
We cover Diamond Bar, La Puente, Covina, Industry and West Covina from the same yard as Walnut. Ask about the city you are actually in — we probably work it.
Everything below is the same crew, same city, same free inspection.