Partner
Underground Fitness ↗
Plunge Recovery is a state-of-the-art contrast therapy centre nestled in the heart of Dún Laoghaire, proudly partnered with Underground Fitness. Whether you're an athlete chasing peak performance, or simply someone craving a reset, Plunge is your sanctuary.
Our space combines Finnish sauna tradition with modern cold-water therapy — guided by science, delivered with warmth. Every session is designed to leave you feeling stronger, clearer, and more alive.
Select your session, choose your time and book instantly. No account needed — just show up and let the heat and cold do the rest.
Book your session securely through our online booking system
Book Now ↗ Opens our secure booking portal
From dopamine surges to reduced inflammation — discover what happens to your body when you take the plunge.
Thousands of years of tradition, now backed by modern science. Explore the profound effects of regular sauna use.
Hot, then cold, then hot again. Learn how to unlock the full power of contrast therapy in a single session.
Master the breathing technique used by the Iceman himself. Prepare your body and mind before your cold plunge.
Walk-ins welcome where available. Advance booking recommended to secure your preferred time.
