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Insulated Shipping Containers
Condensation problems in shipping containers
When purchasing a storage container it may be worth considering whether an insulated container would be a worthwhile investment. What you are planning to store in your container plays an important part in making this decision. Are your stored items likely to be damaged by trapped moisture within the container? Condensation can be a particular problem with containers that have been previously used for shipping, because between each trip abroad, the
shipping container is steam cleaned ready for the next job - a necessary procedure, but the down side is the porous timber floor will always retain some of the moisture. A fully lined and insulated container will eliminate condensation problems.
Storing delicate items in fluctuating temperatures
If you are using your container to store items such as furniture, or papers and documents for archiving, you will find these goods can suffer from moisture damage, caused by condensation as the temperature outside the container drops during cold months. If liquids are being stored there is an even the risk of these freezing in extreme weather conditions. For instance, Containers Direct supplied a container to a mountain rescue team, to store emergency medical equipment. The container is currently on top of a mountain in Scotland - dry and frost free on the inside as it is a fully lined and insulated container.
Types of insulation offered
For a cheap and easy option we offer Grafotherm anti-condensation spray on the roof of the container. This will slow down the spread of condensation but will not eliminate it completely. For the complete elimination of condensation we recommend choosing ply or melamine lining and insulation. Ply lining is a good all rounder for containers used for storage, and melamine lining is mostly used for container conversions, such as portable offices, classrooms or catering units.
How we insulate containers
The process of converting a basic container to an insulated container is achieved by two steps. To start with, the steel body of the container is fitted with a timber frame that fits perfectly inside the shell of the container. No drilling is involved so there is no risk of leaking. Next rockwool insulating material is inserted, and timber ply nailed to the frame. The edges are finished off with beading. As an extra precaution if the container is likely to be subject to particularly extreme conditions, the container doors can be lined too. You now have a fully lined and insulated container to provide a completely dry environment for your precious storage items.
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Testimonials
As a long established and reputable shipping container company, we want to instil confidence in our customers that we can deliver on our promises, and provide high quality products and service.
But don't just take our word for it, see for yourself what our past and present clients have to say about Containers Direct.
"Whole process extremely good, Hannah was very helpful and gave rapid responses. Dave the lorry delivery man was really excellent, extremely helpful."
Mark Nixon
10th December 2025
order - a 4m Flat Pack Store
"Our delivery was great and a big thank you to the wonderful delivery driver who was excellent at getting the lorry onto site and delivering the container quickly, efficiently and with a sense of humour! We will be needing another smaller container shortly and will be back in touch with you."
West Byfleet Infant School
28th November 2025
order - a New 'Once-Used' 40ft Container
"The purchase of the flat pack container was very easy from start to delivery."
Tom Passmore
27th Novemeber 2025
order - a 3m Flat Pack Store Container
"From start to finish Neil was excellent; his advice and patience were first class, returning all calls and contacting us when promised. This resulted in us getting exactly what we required, even down to cutting the lead time to suit our schedule. Many thanks to Neil and all the other staff members we dealt with, who were polite and helpful at all times."
A J Roofing Limited
20th November 2025
order - a Used 10ft Container
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Committed to Quality
We are ISOQAR Approved and certified to ISO 9001:2015 Quality Management Systems, demonstrating our commitment to excellence. We are also members of MakeUK, who champion British manufacturing, and the Container Self Storage and Traders Association (CSTA), representing global operators and innovators. In addition, we are registered members of JOSCAR, the Joint Supply Chain Accreditation Register.
