Tile & Stone Installation Flashcards
7 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 7 Tile & Stone Installation flashcards as text
When installing large stone slabs with significant veining (like marble), what layout practice is recommended for the best aesthetic result?
Answer: Bookmatching or sequential numbering from the same slab lot
Bookmatching or sequential layout from the same lot ensures continuous veining patterns and consistent appearance across the installation.
What is the purpose of movement joints (expansion joints) in a tile installation?
Answer: To accommodate differential movement between the tile assembly and substrate
Movement joints accommodate thermal expansion, contraction, and structural movement to prevent tile cracking and debonding.
According to TCNA guidelines, how often should interior movement joints be placed in a tile installation?
Answer: Every 8 to 12 feet in each direction
TCNA EJ171 recommends interior movement joints every 8 to 12 feet in each direction in field tile areas.
What tool is used to check that a tile floor layout line is perfectly square at the starting point?
Answer: 3-4-5 triangle method or framing square
The 3-4-5 triangle method or a framing square verifies that layout lines are at true 90-degree angles before tiling begins.
When cutting porcelain tile with a wet saw, what causes the most common blade binding or chipping?
Answer: Feeding the tile too quickly through the blade
Feeding tile too fast prevents the diamond blade from cutting cleanly, causing chipping, blade binding, and premature wear.
What is the correct way to install a curbless (zero-threshold) shower to ensure proper drainage and waterproofing?
Answer: Use a linear drain with a pre-sloped foam system and continuous waterproof membrane
A linear drain with pre-sloped foam and continuous waterproofing ensures proper drainage and a barrier-free, fully waterproofed curbless shower.
Which type of stone requires the most care regarding acidic cleaning products due to its susceptibility to etching?
Answer: Marble and limestone (calcite-based stones)
Marble and limestone are calcite-based and react chemically with acids, causing permanent surface etching and dullness.