LASCO 03-1551 Chrome Plated Floor and Ceiling Split Flange Fits 3/8-Inch Iron Pipe Or 1/2-Inch Inside Diameter Copper The product is 3/8 inch chr split flange Easy and simple use kit The product is manufactured in china Chrome plated Stylish beauty ring Floor and ceiling Split flange For use with 3/8-Inch iron pipe or 1/2-Inch copper tubing