The answer depends on the measurement units used for 18x18.
If both items are measured in inches or feet, the half is the answer. Without more info. this cannot be answered.
144/2.25=64. 18x18 tile cover 2.25 sq ft area.
118
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Average weight of 30" x 24" patio stone is 110 lb (50 kg)
115 should do it!
18x18 is 324
What is the easiest way to fix sinking paver stone patio? the first rows next to a concrete slap patio is sinking.
576 should do it.
A patio is basically a concrete or stone spot outside if a house like a porch.
216
8X14=112
What kind of patio you are installing, stone patio, or concrete patio. If you prefer to to hire someone to do it for you, yes you can go the Angie's list they probably will do a better job for you.
One should do it!
Some possible types of stone beginning with P:PebblesPetoskeyPaving stonesPapa (was a Rolling Stone) -- you might need some leeway to get this one accepted!Patio (in some places, patio stones are sold as a type of stone in home improvement stores)
Concrete patio pavers are deemed to be the most durable ones; next to concrete comes Patio Pavers made of brick and stone which definitely add an elegant look to your patio.