Soft Wash Roof Cleaning in Orlando, FL
Soft washing is the low-pressure cleaning method Orlando Roof Cleaning uses on every roof — shingle or tile, one story or two. This page explains what soft washing actually is, why it beats pressure washing on roofs specifically, and what to ask any company that price ranges you the job.
What soft washing actually is
Soft washing applies a cleaning solution at pressure not much stronger than a garden hose — the spray is just the delivery system. The solution, typically sodium hypochlorite (the active ingredient in pool chlorine and household bleach) blended with surfactants that help it cling to the roof surface, does the actual cleaning by killing algae, mildew, moss, and lichen down to the root structure. Dead growth loses its grip and rinses or weathers off. The roof surface itself is never subjected to force that could damage it.
Why pressure washing is the wrong tool for roofs
Asphalt shingles are protected by a layer of ceramic granules; that layer is the roof. High-pressure water strips granules the way it strips paint, aging the roof years in an afternoon — and shingle manufacturers can treat pressure washing as warranty-voiding abuse. Tile fares no better: pressure forces water under the tiles and into the underlayment, and the cleaning process itself cracks tiles. Pressure washing also only removes what it can reach mechanically, so the algae root structure survives and the streaks return in months instead of years. If a price range mentions pressure washing your roof, that is the moment to stop the conversation.
What surrounds the spraying
The chemistry that kills roof algae is also unkind to landscaping, which is why soft washing done properly is mostly preparation: pre-wetting plants and grass under every roofline, covering sensitive beds, controlling where runoff goes, and rinsing everything down afterward. Gutters get attention too, since solution travels through them. A company’s answer to “how do you protect my plants?” tells you most of what you need to know about how carefully they work.
How long soft wash results last
Because the organism is killed rather than shaved off, a soft-washed roof typically stays clean for years in Central Florida — with the honest caveat that shade, oak debris, and north-facing exposure shorten the cycle, and open sun extends it. Some owners add zinc or copper strips at the ridge afterward to slow regrowth; the algae guide covers how that works.
Want it soft washed, not sandblasted?
Request a price range and mention the roof material and stories. The method is already decided — soft wash is the only thing that touches roofs here.
Frequently asked questions
Is the soft wash solution safe?
Applied correctly, yes — it is the same chemistry as household bleach, diluted and managed. The safety is in the handling: plant pre-wetting, runoff control, and rinsing. That is why the preparation matters as much as the spraying.
Why not just use a pressure washer on low?
Even reduced pressure removes growth mechanically instead of killing it, so the algae returns fast — and 'low' on a pressure washer is still far above what shingle granules tolerate. Soft washing is a different system, not a pressure-washer setting.
Can soft washing clean walls and driveways too?
The method extends to siding and other exterior surfaces, but driveways and concrete genuinely are pressure jobs. The point is matching method to material — roofs get soft wash, period.
Will the roof look clean immediately?
Algae streaks usually disappear during the visit. Thick moss and lichen die immediately but can take weeks to fully release and weather off — normal, and worth expecting in advance.