EcoWrap: N/A EcoWrap is not available on 680 Series.
SunStrong Extreme: $150 We upgrade every Sundance Spa automatically to a SunStrong cover, and that is included in the price of your hot tub. SunStrong Extreme is an additional upgrade that increases the foam density from 1.5 pounds to 2 pounds and increases the taper from 4"-2.5" to 5"-3". This adds even more insulation, and allows water to run off easier.
Essentials Package: $600 Our essentials package, for hot tubs, includes a cover lifter, 1- or 2-Step SmartSteps, and a more comprehensive set of starter chemicals. NOTE:Essentials package is not available on Tacoma or Denali (This is because the shape and the spas and cover lifter. Cover lifters are available for these shapes, and we will be happy to quote one out for you)