Water Brick Seat Spa Cushion / Hot Tub Booster Seat - 2 Color Options removable Use the XL Vanishing Act

Use the XL Vanishing Act bag when the calcium hardness level in your fill water is 150ppm or higher

contaminants and algae

Frog says swim spas can be converted to the FROG system without fulling draining your swim spa as long as the cyanuric acid (CYA) level is below 80ppm

Diameter: 8 3/8"

• Tx X 2000-2002

Water Brick Seat Spa Cushion / Hot Tub Booster Seat - 2 Color Options removable Use the XL Vanishing ActThe Water Brick Water Seat Spa Cushion Hot Tub Booster Seat by Cover Valet doubles as a more comfortable spa seating alternative while increasing the seated height for shorter spa users. At over 4" thick, the Water Brick Seat offers a great deal of comfort when compared to sitting directly on any spa surface. To ensure the seat sinks into place, a removable pouch has been included which can be filled with marbles or washed pea gravel to increase the