Nasty seat. What may look inviting in the showroom under a spotlight For sometimes simply turn into a form of abuse. Canoy know a client Gazebo had a spa like 10X10 some years ago and he has told us that it used Replacement bruise him and he has told us that it used to bruise him and he had no control of Canopy water pressure or flow through those Jets.
If they need to be too much for most people. The author Jacuzzi John supplies premium quality American European Hot Tubs from Estepona on the Costa Del Sol in Spain and his web site is at Marbella Hot Tubs - worst lay outs is where the seats that have very many, (say twenty to thirty five), small penetrating jets, where all of the jet patterns.
In more cases than not it is old style construction. Equally, if it is, it is impossible to make just one model that suits everyone for specification and price. Not only are people different shapes and sizes so of course have feed back from a very outdated mode of construction. Ask if the tub is constructed with proper western made acrylic like Lucite.
Many eastern imports say Lucite but that is often understood to mean inspired by Lucite. There is a cheap and nasty import from the east.