Commercial Flat Roof Silicone Coating in Inglewood

Silicone coatings seal ponding water and block UV damage on flat commercial roofs without a full tear-off, applied over existing TPO, EPDM, modified bitumen, or built-up roofing. Current hours: Mon–Sun 5:00 AM – 10:00 PM.

What is a silicone roof coating, and why put it on a flat commercial roof?

A silicone coating is a fluid-applied membrane sprayed or rolled over an existing flat roof to seal seams, fill small cracks, and add a reflective, waterproof top layer without tearing the old roofing off. It goes on over roofing that's still structurally sound but showing its age — chalking, minor cracking, seams starting to open — rather than roofing that's already failing underneath.

It's a maintenance and restoration move, not a replacement — the goal is buying years of extended life on a roof that's still fundamentally sound, at a fraction of the disruption a tear-off causes.

Does it actually stop ponding water?

This is the reason silicone gets specified over acrylic on flat roofs in the first place. Acrylic coatings can soften and reemulsify if water sits on them for long stretches, which is common on low-slope commercial roofs with imperfect drainage. Silicone doesn't have that problem — it stays stable under standing water, which is exactly the condition flat roofs create whether or not the drainage is ideal.

That stability under water is also why silicone tends to get specified on roofs with known low spots or drains that clog occasionally — the coating doesn't care how long water sits there before it drains. That's the practical case for silicone even before UV reflectivity or energy savings enter the conversation.

Which roofs are good candidates, and which aren't?

Good candidates: TPO, EPDM, modified bitumen, spray polyurethane foam, and built-up roofs that are still watertight and structurally intact, just worn on the surface. A coating restores and extends what's there.

Bad candidates: roofs with saturated insulation underneath, active leaks tied to a failed seam or membrane, or decking damage. Coating over a wet roof system traps the moisture in and hides a problem instead of fixing it — that roof needs a repair or a tear-off first, not a coating. A coating estimate that doesn't ask about interior ceiling stains, recent leak history, or insulation condition before quoting a price is skipping the step that actually determines whether coating is the right call.

How is it applied, and does the building have to close?

The crew inspects the existing roof, cleans it, addresses any seams or small repairs, primes where needed, and applies the coating in multiple passes to reach the right thickness — a single thin pass won't hold up. For an occupied commercial building, the appeal of coating over tear-off isn't just cost, it's disruption: no demolition, no debris coming off the roof, no interior noise from tear-off equipment. Ventilation and drainage details around roof penetrations and drains get extra attention during prep, since a coating that bridges over a poorly sealed penetration just relocates the leak instead of fixing it.

Current hours: Mon–Sun 5:00 AM – 10:00 PM.

How long before it needs to be recoated?

Silicone roof systems are generally built for long service life when applied at the manufacturer's specified thickness, and a recoat down the line is far less disruptive and far less expensive than a full tear-off and replacement. The actual interval depends on the coating thickness applied, the roof's exposure, and how well drainage is maintained afterward — get the mil thickness in writing on the invoice so there's a record of what was actually put down.

Ask specifically what thickness is being quoted in dry mils, not wet mils applied — the two numbers aren't the same, and the dry thickness is what actually determines performance and expected service life.

What do you need before quoting the job?

A roof inspection first — checking for wet insulation, existing ponding areas, and the condition of seams and flashing — before recommending a coating over a repair or a full replacement. Photos or a moisture scan of the existing roof are part of an honest quote, not an upsell. A quote that skips straight to a price without any of that inspection is worth a second opinion before signing. Multi-tenant and multi-story commercial buildings especially benefit from that inspection step, since access and drainage issues compound across a larger, more complex roof plan.

Can silicone coating go over a roof that already has a coating on it?

Often yes, if the existing coating is clean, sound, and compatible with silicone — but compatibility needs to be checked roof by roof, since some older acrylic or aluminum coatings need extra prep or a different approach. That's part of the inspection before a quote.

Is silicone coating cheaper than a full roof replacement?

It's a different scope of work, not a direct swap — a coating restores and extends a roof that's still sound, while a replacement is for a roof that's already failed. Get both assessed separately rather than assuming one is automatically the cheaper option for your building.