CFI Wood & Hardwood Flooring Flashcards
6 cards from real CFI practice questions. Tap to flip, then mark Knew It or Still Learning — missed cards come back until you master them.
Read the first 6 CFI Wood & Hardwood Flooring flashcards as text
What is the recommended acclimation time for solid hardwood flooring before installation in most US residential environments?
Answer: 3–5 days
Solid hardwood should typically acclimate on-site for 3–5 days to equalize with the room's temperature and humidity.
When installing solid hardwood flooring, what minimum expansion gap should be left around the perimeter of the room?
Answer: 3/4 inch
A 3/4-inch expansion gap around the perimeter allows solid hardwood to expand and contract with seasonal humidity changes without buckling.
Which installation method is most commonly used for installing solid hardwood flooring over a wood subfloor?
Answer: Nail/staple-down
Nail- or staple-down is the standard method for solid hardwood over wood subfloors, providing a secure mechanical fastening.
What is the maximum acceptable moisture content (MC) difference between a solid hardwood plank and the wood subfloor at the time of installation?
Answer: 4%
A moisture content difference of no more than 4% between the hardwood and the subfloor is generally acceptable to prevent excessive movement.
Engineered hardwood flooring differs from solid hardwood primarily because it:
Answer: Uses a multi-ply construction for greater dimensional stability
Engineered hardwood uses a multi-ply cross-grain core topped with a hardwood veneer, giving it superior dimensional stability compared to solid wood.
When face-nailing hardwood flooring near a wall where blind-nailing is not possible, nails should be placed:
Answer: At a 90-degree angle through the top face, then countersunk and filled
Face nails are driven straight down through the top of the plank, then countersunk below the surface and the holes filled with matching wood filler.