Search Results for “roof course”

Get Started Grow Your Business More… Show Menu Join InterNACHI® Jump to flashcard menu Home Inspection Flashcard #203 What's Your Call? What is the potential problem with the roof drainage system shown here? a. Inadequate headwall flashing. b. Valley metal is beginning to corrode. c. Deck drainage

fasteners attach to the shingle in the course below, not to the roof. d. Fastened with drywall screws, which will eventually corrode. Show Details / Explanation You must be logged in as an InterNACHI member to see this card's explanation, comments and suggested report narratives. About Membership

Get Started Grow Your Business More… Show Menu Join InterNACHI® Jump to flashcard menu Home Inspection Flashcard #62 What's Your Call? Why is the metal roof rippled and what problems does it cause? a. Manufacturing defect, variations in metal thickness causes asymmetrical expansion and contraction

while they were wet (before installation on the roof). c. Galvanic corrosion from coating aluminum-core panels with galvanized steel. Where the galvanic coating wears thin, moisture catalyzes corrosion. d. Surface corrosion from a manufacturing defect that left the galvanization too thin. Show Details

Get Started Grow Your Business More… Show Menu Join InterNACHI® Jump to flashcard menu Home Inspection Flashcard #136 What's Your Call? The deficiency shown in this photo is____. a. Lack of underlayment b. Roof leakage c. Inadequate fastening of metal roof panels d. All of these Show Details

, requiring stucco removal for repair, a potentially much more expensive problem than B, in which the roof has no direct interface with the exterior wall-covering materials. b. Corrosion on A is more widespread and uniform and so is a more serious condition than B. c. A is intentionally corroded and stable