Located in the heart of The Merrion Hotel, The Tethra Spa is Dublin's most refined retreat.
Surrounded by gentle interiors, technologically advanced fitness equipment, an expansive infinity swimming pool, steam room and luxurious treatment areas, The Tethra Spa brings relaxation, well being and fitness to the fore.
The Tethra Spa is available to guests and to a limited number of members only, so there is always plenty of space to unwind.