Aquia IV 2-piece 0.9/1.28 GPF Dual Flush Elongated Standard Height Toilet in. Cotton White C5 Washlet Seat Included is up for auction in Tools & Home Improvement. The current bid is $205.00, 82% below the $1122.00 MSRP, in New/Like New condition. This auction has ended — similar items appear in live auctions regularly.