Raised Spas (Long Island/NY):
In order to better view a beautiful pool when in the spa, another trend covered under Attached Hot Tubs is elevating spas “above” the pools. Indeed, we proved this a stunning choice for an existing pool by installing a portable Bullfrog Spa with a beautiful natural stone raised above the pool.
Special plumbing was added to regulate the new spa's sheer descent water feature: water spills from the fire bowl into the hot tub; in turn, spa water flows out into the pool for a beautiful hot springs/Roman pool effect, and, of course, you have the perfect vantage point to enjoy the pool. www.deckandpatio.com
It would be VERY easy to build this! Although it would cost more! But, it may be a good compromise between built-in and...