We offer 3 different roof styles: Dome, Low Profile Standing Seam, and 30-Degree Standing Seam. The metal water tanks come standard as G115 galvanized steel. You may also choose from any of our standard colors, or even select a custom color, thanks to our DuraCoat system. Contact Information: Website: http://www.aqualinewatertanks.com Google +: https://www.google.com/maps?cid=15459708054812865504 Phone #: (830) 201-3555 Address: 13870 US-281, Round Mountain, TX 78663