There are different cleaning methods depending on the source of roof discolouration - blue-green algae leaves black streaks on the roof come from blue-green algae, while moss leaves green patches on the roof. Experts recommend using a garden hose filled with chlorine and water to clean the roof.
Recommended Pros in Concord, ON
SEAL TECH PROVIDES PROFESSIONAL CLEANING AND PROTECTIVE COATINGS PAINTING AND SEALING FOR DECKS, FENCING, INTERLOCKING STONE, ...Read more Experience 5-star customer service done right. We provide our clients with the best professional and high-quality window clean...Read more Maple Window and Eaves Cleaning is a professional Windows and Eaves Cleaning company that services the GTA and surrounding are...Read more Professional cleaning services for your home or office, both inside and out. Call us today for all your cleaning needs! Read more RESIDENTIAL SERVICES:
• EAVESTROUGH REPAIR • REPLACEMENT • INSTALLATION
• DOWNSPOUT DISCONNECTION • REPLACEMENT • REROUTING
...Read more Fresh Glance Cleaning Services is a Family Owned & Operated company located in the GTA, serving Toronto, Durham and surroundin...Read more
Recently Reviewed Concord Roof
We hired SealTech during the summer of 2017 to powerwash and stain our new deck. The result was horrible and made the deck completely unusable for the majority of the summer. We have pictures and videos that show...
Recently moved in to a new condo, my windows was really dirty. I called a couple of companies and didn’t get any response. This company provide me with the quote really quickly. The guy came on time. I got sparkling...
We've used WCP a number of times at our past homes. We just moved in to a new house and they came out for the first window cleaning. There was considerable construction dust/dirt inside and out, in addition to cement...