The lens is a replacement for the retro kit light lens.
This Replacement Lens is for the following models. Make Model Date Range Hot Spring Grandee 2000-Current Hot Spring Vista 2004-2013 Hot...
This part is a 2 1/2" Heater Split Nut with a Gasket which measures 3 9/16" Inside Diameter of the threads and 3" inside the ceneter part that wraps around a heater tube or body.
The Heater Flange...
This part is a Jacuzzi or Sundance Spa 4 1/4" Light Assembly Kit , Lens, Gasket and Nut..
The face size is 4 1/4" Some websites say 4 1/2" but ti is not.
The hole size is 3 1/8".
Th
This part is a Jacuzzi or Sundance Spa 3 7/8" Gasket found on Light Lenses, Jets and More
The hole size is 3 1/8".
This fits only Jacuzzi and Sundance Hot Tubs that fit these measurements.