- Been there with the “just sneakers” approach… nearly slid off my uncle’s garage once. Not my brightest moment.
- Now I’m all about the harness and roof ladder too. Makes me feel like a pro, even if I still drop the brush half the time.
- Tried using a metal scraper once—big mistake. Shingles looked like they’d been attacked by a raccoon.
- I split it up over a few days too. My back thanks me, and so does my sanity.
- Honestly, if the roof’s steep or it rained recently, I’m not above calling in the pros. No shame in keeping all my bones intact.
I get where you’re coming from with calling in the pros when things get dicey, but I’ll throw in a different angle. I manage a handful of older properties, and honestly, I’ve found that with the right prep, most folks can handle routine roof cleaning themselves—even on steeper pitches. Not saying it’s a walk in the park, but it’s doable if you break it down.
First thing: sneakers are a no-go, yeah. But I’d add that even with a harness and ladder, you want to check your roof’s actual surface before starting. Some shingles get slick just from morning dew, and moss can be like ice. I keep a pair of those cheap roofing shoes with the soft rubber soles just for this reason. Makes a surprising difference.
About splitting it up over a few days—totally agree there. I usually block out an hour or two at a time, especially if it’s hot out. Hydration is key, and don’t underestimate how much grit gets everywhere. I’ve had to fish granules out of my ears more than once.
Now, on the metal scraper thing—I know it’s tempting for stubborn spots, but I’ve had better luck with those stiff-bristle brushes (the kind meant for decks). They’re less likely to gouge the shingles but still get the gunk off. If you’re dealing with moss or algae, a diluted bleach solution (careful not to overdo it) works wonders—just rinse thoroughly so you don’t kill your plants below.
One thing I’d push back on: hiring pros every time it rains or if the slope looks intimidating can add up fast. If you’re reasonably steady on your feet and take your time, most single-story roofs aren’t as scary as they look from the ground. That said, if you’re ever feeling unsure or there’s visible damage—yeah, call someone in.
I’m not saying everyone should be up there swinging a brush around, but with some planning and the right gear, DIY isn’t as risky as folks make it out to be. Just gotta respect the roof... and your own limits.
I hear you on the deck brush—metal scrapers are basically a “please replace your shingles” tool. Ever run into those weird spots where nothing seems to work except just picking at it by hand? I had one patch last year that laughed at every cleaner I tried. What’s your go-to for those stubborn areas?
Ever run into those weird spots where nothing seems to work except just picking at it by hand?
Yeah, I know exactly what you mean. There’s always that one patch that just refuses to budge, no matter how many eco-friendly cleaners or soft brushes you throw at it. I’ve had to resort to a plastic putty knife before—still gentle, but a bit more targeted than fingers alone. Not perfect, but at least it doesn’t gouge the shingles.
I’m curious, though—do you ever worry about damaging the granules when you’re picking at those stubborn spots? I always wonder if it’s better to leave a little moss or lichen rather than risk scraping off too much of the protective layer. Or maybe there’s a trick I haven’t tried yet... Has anyone found a method that actually gets rid of those patches without harming the roof?
I’ve run into this a lot, especially on older asphalt shingles where the granules are already thinning out. Honestly, I’m always hesitant to scrape too much—those granules are the main line of defense against UV and water. Sometimes I’ll just leave a stubborn patch if it’s not spreading, since aggressive cleaning can do more harm than good. I’ve seen folks try diluted vinegar or even zinc strips for prevention, but for actual removal, it’s tough to beat gentle handwork. Anyone else notice that some moss just comes back no matter what you do?