black spots on the roof. can you tell me what is the cause of this? have lived in this house 12 years and have had no problems. what can you do to clean this?
Using the information you have provided and not visually inspecting the roof, the black spots on your roof are more than likely algae. Most shingle manufacturers use copper or zinc coated granules t ... read more
Generally, you would call an electrician to replace the exhaust fans. In our area, there are a few service companies that provide electrical services as well as HVAC and plumbing. That way if issues ... read more