Profile: Moore Plastics produces standard and custom liquid level plastic floats in a variety of sizes & designs used in pumps, tanks & air conditioning equipment. Our standard and custom designed valve floats are made of various injection-molded, high-impact plastics filled with closed-cell polyurethane foam. Our floats are made of either high-impact polystyrene or cellulose acetate butyrate. We make polyethylene tie rod for use in tubes and hole-thru floats. Our brands include Custom Manufacturer™.