What our customers are saying

“Highly recommend! Fantastic location with quick and easy 24/7 access. New and clean storage containers. Superb value for money. Excellent customer services. Definitely 100% recommend.”


“Great owner. Always helpful. Fab location and quality containers and locks. Highly recommend.”

Leon Brown

“Quick and easy to access 24/7 hrs 365 days. Rates are varying depending on your individual needs. I would recommend M3 to anyone requiring short or long term storage. Thankyou ”


About M3 Self Storage - Pontprennau, Cardiff

24hr monitored CCTV security system & Unique pin code main gate

Store your belongings with us and have complete peace of mind. We supply a high secure padlock and you get the key.

Each container is new and sited perfectly level

Our containers are wind & water tight, clean and tidy, they have multiple air vents to ensure no condensation and are all fitted with a lock box.

Facility access 24 hours a day, 7 days a week, 365 days a year

You have access to your belongings at all times. Just pull up at our main gate, unlock it with your unique pin code and drive straight up to your own container.
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