Why algae grows fast on McMinnville homes
Green film on the shady side of a house and dark streaks down a roof are common sights in McMinnville. The town has plenty of parks, trees and water close to homes. Shade and moisture keep siding, shingles and wood damp long after a rain. That damp surface is where algae, mildew and lichen take hold.
High pressure can strip the green off for a while, but it leaves the growth alive. It also risks damage to siding, shingles and soft wood. So we clean with a solution that kills the growth, then rinse at pressures that suit each surface. That is the core of how we handle McMinnville homes, fences, decks and drives.
Areas we cover in McMinnville and Warren County
We take jobs across McMinnville and the rest of Warren County. That includes homes near Riverfront Park, Pepper Branch Park and Dottie West Park, and properties on the streets around the Heritage Alliance Center and The Black House. Homes near the parks and the water tend to see the most algae, so those are often the first calls we get.
McMinnville is a town of about 13,800 people, and a clean house next door gets noticed. If you and a neighbor both want work done, mention it when you reach out. We can look at fitting both jobs into the same trip.
Services matched to McMinnville conditions
These are the services that solve the problems we see most in shaded, damp yards. Each one names the result first, then how we get there.
- House Washing: green and black growth gone from siding. We soft wash at low pressure with a cleaning solution, so vinyl, painted wood and stone veneer are not damaged.
- Roof Cleaning: black streaks and lichen gone from shingles. We never use high pressure on a roof. A soft wash solution kills the growth and lets it rinse away.
- Deck & Patio Cleaning: slick green boards and stained patios cleaned up. Composite and soft wood get low pressure, so the wood fibers are not torn up.
- Fence Cleaning: gray, mildewed fence boards brightened. Low pressure and a cleaning solution reach the growth without gouging the wood.
- Driveway & Concrete Cleaning: even, streak-free concrete. We pre-treat oil, rust and organic stains, then use a rotary surface cleaner for a uniform finish.
How a McMinnville job day works
Our crew drives in from Graysville, TN, about 42 miles from McMinnville. We work Monday through Sunday, 6:00 AM to 8:00 PM, so weekend and early starts are on the table. To start, email photos of the areas you want cleaned along with your address. Pictures help us see the surfaces and the growth before we talk about the job.
You do not need to be home if we have access to an outdoor water spigot. Before we clean, we wet down your plants and shrubs, protect them, and rinse them again when we finish. When the work is done, we let you know so you can walk the property.
Who does the work
Murphy Power Washing is veteran-owned, licensed and insured, and was established in 2023. Owner Harrison Murphy runs the company on the idea that any job worth doing should be done right the first time. That means showing up when we say we will and telling you straight what a surface needs. We hold 5 stars from 98 Google reviews.
To set up a job in McMinnville, call Harrison at (423) 387-0784 or email h.murphypowerwash@gmail.com. We also serve Chattanooga, East Ridge, Soddy-Daisy, Crossville, Dayton, Signal Mountain and Dunlap.