ELITE FACILITY ACCESS

Your space. Your pace. Total autonomy.

Open Gym at 3M Fitness is designed for the athlete who values independence without compromising on quality.

We provide the professional-grade tools—from specialty barbells to functional rigs—and the expansive floor time you need to execute your own programming. With consistent access from 7:30 AM to 4:00 PM, you have the freedom to train when it suits you, in a specialised environment built for your every need.

UNRESTRICTED ACCESS

The Freedom to Train on your terms.
Whether you are following a custom strength program or just need a high-end space to hit your accessory work, our Open Gym floor is designed for performance. We provide the professional-grade environment that commercial gyms lack, serving athletes across Wateringbury, Paddock Wood, and Nettlestead.

With a vast array of functional kit, specialty bars, and plenty of rack space, you’ll never find yourself waiting in line. This is your time to focus, refine your skills, and execute your own method in a space built for serious training.
  • Extended Hours

    Train when it fits your life. Our doors are open from 7:30 AM to 4:00 PM, giving you the flexibility to get your work done.
  • Elite Equipment

    No compromises. Access our full suite of competition-grade barbells, bumper plates, cardio machines, and functional rigs—maintained to the highest standard for your safety and performance.
  • Autonomous vibe

    A community of like-minded lifters. Enjoy a focused, "no-ego" environment where you can put your headphones in and get to work, supported by the premium atmosphere of our Nettlestead lab.
  • 3MFitness - Endurance and Stamina
  • Visit 3M Fitness

    Maidstone’s Home for Dedicated Gym Membership
    Finding a gym that fits your life shouldn't be a chore. Located at Diamond Works, our space is designed to be a high-performance sanctuary for the local community. Whether you’re commuting through Maidstone or live right here in Nettlestead, we’ve made sure the logistics are as seamless as our coaching.
  • Open Gym Only
    £60
  • Location & Contact

    • Location
      Unit 2, Diamond Works, Maidstone Rd,

      Nettlestead, Maidstone ME18 5HP
    • Phone
      07833 207819
    • Email
      info@3mfitness.co.uk
    • Hours
      6am - 8pm

    Schedule & Availability

    Whether you're a 6AM grinder or post-work warrior, our flexible schedule will help you win.
    Consistency is easy when the schedule fits your life.

    We are open from 6:30am to 8:30 pm, offering a mix of fixed coach-led classes, dedicated Open Gym time, and specialist sessions like Yoga, Teens, and Barbell.

    Whether you want a structured program or the freedom to train at your own pace, there is a slot on the board for you.
    Check the board

    The 3m Fitness Space

    5 Star Rated gym in Nettlestead

    A community that
    welcomes all
    from the moment you step inside
    Jennie
    Google Reviews
    Jennie - 3M Fitness Review
    Absolutely, without doubt
    the best gym I have ever been to
    Becky
    Google
    3MFitness Yoga and Mobility
    All the coaches are so knowledgeable and approachable and whether it’s 121 or a class
    you’ll be made to feel welcome and part of the gym community.
    Georgia
    Google Reviews
    Our 6-week programming cycles are engineered for results, but it’s our members who bring the energy that makes 3M Fitness special. From beginners finding their feet to athletes hitting new benchmarks, these are the real experiences of the people who make our community what it is. We don't just train together; we progress together.

    Get Started

    Come try us.
    No strings attached.

    Experience the floor, meet the coaches, and see the method in action.

    We can’t wait to meet you: Get started with a free trial and explore our fantastic fitness centre in Nettlestead.