Tonic Health Club
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Tonic Health Club at Castleknock Hotel will reopen on 18th December 2017 as our new fitness and leisure centre with refurbished changing rooms and new aerobics studio on the ground floor. The Spa at Castleknock Hotel is also adjacent to the health club.
Get summer-ready with our limited-time 3-month membership ☀️💪
Build strength, boost fitness, and feel your best this season.
✨ €325 + €25 joining fee
⌛ Offer available for a limited time only
Join today:
📧 [email protected]
📍 Visit reception to sign up
29/06/2026
Did you know? We have children’s swim toys available at the Tonic reception desk 🤿
22/06/2026
Coffee smells like freshly ground heaven ☕️ get your coffee at The Lobby with your 10% membership discount! 🌞
Click here to claim your Sponsored Listing.
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Telephone
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Address
Porterstown Road
Dublin
DUBLIN15
Opening Hours
| Monday | 6am - 10pm |
| Tuesday | 6am - 10pm |
| Wednesday | 6am - 10pm |
| Thursday | 6am - 10pm |
| Friday | 6am - 10pm |
| Saturday | 8am - 8pm |
| Sunday | 8am - 8pm |
