CRS has Roofing Drain Domes by Josam, Smith and Zurn. If you do not see what you are looking for, please call us at (800) 267-2308 and ask for an E-Commerce Representative. Josam 4114 Cast Iron Roof Drain Top Assembly $125.00 Add to cart Smith 1010CID Cast Iron Roof Drain Dome $115.00 Add to cart Zurn 125 Cast Iron Roof Drain Dome $46.50 Add to cart Zurn Z-121 Roof Drain Dome $55.00 Add to cart Zurn Z100 Roof Drain Dome $70.00 Add to cart