Explain why a laminated veneer lumber (LVL) member may be used as ridge board.
What will be an ideal response?
Because the primary purpose of a ridge board is to align the rafter ends in a straight line, an LVL member is used where the ridge is longer than the available lumber length, typically 20 ft.
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A type of fastener with a bugle-shaped head is a _____.
a. drywall screw b. drive screw c. thread-forming screw d. lag screw
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Resistors can have a power rating in ____.
a. amperes b. volts c. CMs d. watts
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Explain why low molecular weight polyethylene is often added to UHMWPE
What will be an ideal response?
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