The secret to soft washing for fiber cement siding is using the right method, not the most pressure. In Forsyth, IL, we match the cleaner and pressure to the surface so it comes out clean without damage. With fiber cement siding, the right approach is soft wash.
How we clean it
Cleaning solution: A mild detergent or diluted house-wash solution, rinsed with low-pressure water.
What to know about cleaning fiber cement siding
Fiber cement siding is durable and holds paint well, but its factory finish can be marked by high pressure, and manufacturers' care guides generally recommend low-pressure cleaning. Check your siding's care instructions if it is still under warranty.
Avoid: High pressure and close-range spraying, which can damage the finish and void the finish warranty.
How often: Every 1-2 years.
When to book soft washing for fiber cement siding
- Green, black or gray film on siding, especially on the north side
- Black streaks running down the roof
- Moss or lichen on shingles or tile
- A musty smell around shaded walls
- Pressure washing would damage the surface
Why it gets dirty
- Algae, mold and mildew that grow in shade and humidity
- Roof algae that feeds on the limestone filler in shingles
- Pollen and dust that give growth something to hold on to
- Sprinklers and gutters that keep walls damp
Safe steps for homeowners
- Trim back branches and shrubs that touch the house so walls can dry
- Keep gutters clear so water doesn't overflow down the siding
- Spot-clean small areas with a soft brush and mild detergent
- Aim sprinklers away from the house
Not sure what you're looking at? The free stain identifier and safe pressure guide explain each stain and surface.
Common mistakes to avoid
- Using too strong a mix, which can burn plants and fade surfaces
- Using too weak a mix, which leaves growth alive and it returns quickly
- Climbing ladders with a spray wand and chemicals
- Mistaking soft washing for 'pressure washing on low'
What happens on the day
- Identify the surfaces and the type of growth
- Pre-wet plants, cover sensitive fixtures and close windows
- Apply a solution mixed for the surface and let it dwell
- Rinse at low pressure from the top down
- Rinse plants again and check every side with you
How much does soft washing for fiber cement siding cost?
What moves the price:
- Size: square footage of siding, roof or flatwork
- Condition: heavy growth, old stains and peeling finishes take longer
- Access: number of stories, roof pitch, slopes and how close we can park
- Add-ons: sealing, gutter brightening and other services done in the same trip
These are typical U.S. ranges, not a quote. You get an exact price before any work starts. For a quick estimate, try the pressure washing cost calculator.
Other services for fiber cement siding
- House Washing for Fiber Cement Siding
- Exterior Mold & Mildew Removal for Fiber Cement Siding
- Pre-Paint Washing for Fiber Cement Siding
Soft Washing for Fiber Cement Siding in Forsyth, IL
Humid summers in Illinois grow green algae and black mildew on the shaded sides of homes, especially on vinyl and painted wood. A soft wash kills the growth rather than just knocking it off, so the siding stays clean longer.
Crews serve all of Forsyth (ZIP code 62535), plus Decatur (6.4 mi), Mount Zion (11.9 mi), Clinton (15.3 mi) and Monticello (21.1 mi). Call (555) 010-0000 for a free quote in Forsyth.
Soft Washing for Fiber Cement Siding: frequently asked questions
How much does soft washing for fiber cement siding cost in Forsyth, IL?
Soft Washing for Fiber Cement Siding typically costs $300-$800 for a typical single-family home exterior, and usually takes 2-4 hours. The exact price depends on the size and condition, and you get it before any work starts. Call (555) 010-0000 for a free quote.
Do you use high pressure for soft washing for fiber cement siding?
For fiber cement siding: soft wash, typically under 500 PSI; most manufacturers advise against high-pressure washing. What we avoid: high pressure and close-range spraying, which can damage the finish and void the finish warranty. The cleaning solution does most of the work, followed by a gentle rinse.
Is soft washing for fiber cement siding safe for my plants and pets?
We pre-wet plants and lawns, keep cleaning solutions diluted to what the surface needs, and rinse landscaping again when we finish. Keep pets and children inside until surfaces are rinsed and dry.
How often should I schedule soft washing for fiber cement siding?
Every 1-2 years. Shade, nearby trees, humidity and heavy traffic mean more frequent cleaning; sunny, dry spots can go longer. Our free cleaning frequency tool gives a recommendation for your climate.
What if it rains on the day?
Light rain doesn't stop most washing, but heavy rain, high wind, lightning and freezing temperatures do. If the weather isn't right, we reschedule at no charge. Our work is backed by a satisfaction guarantee.