inch 3 32 nd inch to 5 32 nd inch and about u215b th inch and have a maximum pressure e g of from about 5 10 lbs about 6 9 lbs and about 7 8 lbs although placement of the innermost inner stabilizer from the innermost point of the pool or other water container may vary considerably e g depending on whether there are additional u201c inner u201d stabilizers employed and still accomplish its intended function in preferred embodiments the innermost stabilizer will form a u201c donut u201d u201c inner rectangle u201d or other concentric figure around that innermost point see fig1 depending on the geometric configuration of the particular pool spa or other water container this allows any water contained in the pool spa etc to act with a certain amount of suction effect upon the cover and assist in pulling it in a downwardly direction to provide even more protection against the action of gusts of wind while it remains buoyant atop the pool alternatively the cover may be configured with multiple inner stabilizers e g at least two at least three and at least four inner stabilizers and so forth depending on factors such as the economies of cover construction the dimensions of the pool and the needs of militating against more or less rugged weather conditions the perimeter stabilizer 14 may typically.