You can purchase a Northern Designs 18x18 pentagon screen house through various online retailers such as Amazon, eBay, or directly from the Northern Designs website. Additionally, check local outdoor or camping supply stores, as they may carry this product or be able to order it for you. Always compare prices and check for customer reviews before making a purchase.
18x18 is 324
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The answer depends on the measurement units used for 18x18.
it will take 54 ,18x18 pavers. which you will have to cut some on the edge.
144/2.25=64. 18x18 tile cover 2.25 sq ft area.
18x18 what? 18 feet x 18 feet? 18 microns x 18 microns?
18 multiplied by 18 is 324.
18(Check:18x18=324)
60
2.25 square feet
3