Overview Reviews Similar Products Product Description AquaTerrace waterfall valve used on Sundance spas. Product Videos Custom Field Product Reviews Find Similar Products by Category Recommended Quick view Sundance Spa Valve Control Knob GRAY - 6541-376 $9.95 Add to Cart Quick view Sundance Spa Whirlpool Valve Cap 2006 GRAY - 6541-377 $9.95 Add to Cart Quick view Waterfall Valve Assembly CMP - 6541-022 $19.95 Add to Cart