I'm looking for a thick 10 ft by 18 ft sheet of white plastic?

Anyone know where a good place to find something like this is? Basically I need a 1/2 piece thick sheet that is 10 ft by 18ft or possible two 5 x 9 ft. pieces.I'm looking for a thick 10 ft by 18 ft sheet of white plastic?
You'll have a hard time finding something that size. Look in the Yellow Pages or on the web for a plastic supplier or building materials warehouse. You will probably have to do some calling around.I'm looking for a thick 10 ft by 18 ft sheet of white plastic?
TRY ';HOBBY LOBBY';,';MICHAIL'S OR ';THE RAG-SHOP';

makeup school