A spare room fills up quietly. First it is a few boxes from a house move, then the dining table gets covered with business stock, and before long there is no clear space to work, relax or park the car. The best items for offsite storage are usually the things you want to keep but do not need to reach every day – provided they are packed properly and stored in a unit that suits their size.
Offsite storage works best when it solves a specific problem: making a move less stressful, clearing space during building work, holding stock through a busy period, or keeping valuable possessions dry and secure. The right items are often bulky, seasonal, sentimental or business-critical. The wrong items can create safety issues, attract damp or pests, or simply waste space and money.
Best items for offsite storage at home
Furniture you are keeping for later
Furniture is one of the most common and sensible things to put into storage. Sofas, dining sets, wardrobes, beds and bookcases can take up a huge amount of room during a move, renovation or temporary move abroad. Keeping good-quality furniture in a secure unit can be more practical than selling it quickly, then having to replace it later at a higher cost.
Take a little care before moving it in. Clean and dry every item, take apart bed frames and tables where possible, and keep bolts and fittings in clearly labelled bags taped to the relevant item. Use covers or breathable sheets for sofas and mattresses rather than wrapping everything tightly in plastic, which can trap moisture. Store mattresses upright if the manufacturer permits it, and avoid placing heavy boxes on upholstered furniture.
A small locker-style unit may suit a few chairs and boxes, while the contents of a one-bedroom flat often need more room. Think in real terms: if you are storing the contents of a garage, a garden shed-sized space may be enough. A larger house move can require a unit closer to the size of a garage or Luton van.
Seasonal belongings and hobby equipment
Christmas decorations, camping gear, skis, garden furniture and bulky sporting equipment are ideal candidates when they spend most of the year unused. They free up loft, cupboard and garage space without forcing you to get rid of things you genuinely use.
Dry everything thoroughly before packing it away. Muddy tents, damp deckchairs and wet garden tools can cause mould and unpleasant smells in sealed boxes. Clean bikes, lawn equipment and tools, remove batteries where appropriate, and use sturdy containers that stack safely. Clearly label the outside of each box so you are not opening six cartons to find the fairy lights in December.
Musical instruments, collectables and family heirlooms can also be stored, but they deserve extra thought. Use protective cases, keep delicate items away from direct contact with concrete floors, and choose a unit size that allows you to place them securely rather than cramming them into gaps.
Belongings during a house move or renovation
Moving dates rarely line up perfectly. You may sell before your new place is ready, need to stay with family for a few weeks, or want builders to work without navigating around your furniture. Storage gives you a clear, protected holding space and lets you move in stages rather than attempting everything in one exhausting day.
For renovations, store the contents of the rooms being worked on rather than leaving them under dust sheets. Dust, paint splashes and accidental knocks can do more damage than expected. Pack room by room and number boxes, then keep an inventory on your mobile phone. Put the boxes you will need first near the front of the unit, such as kitchen basics, children’s toys or essential paperwork.
Best items for offsite storage for businesses
Stock that is taking over your workspace
For local retailers, online sellers and growing side businesses, spare stock can swallow a spare bedroom, office or workshop fast. Storage units are useful for boxed products, packaging materials, promotional displays and seasonal lines that do not need to sit in your day-to-day workspace.
The key is keeping stock organised. Use shelving where permitted, label every carton with product type and quantity, and create clear aisles so you can reach what you need. Do not stack boxes higher than is safe just to squeeze in more. A slightly larger unit that lets you pick and pack efficiently may offer better value than a cramped space where stock is constantly being moved around.
Consider how often you need access. If orders go out daily, place your fastest-selling lines closest to the door. If the unit is mainly for overflow stock, a more tightly packed layout may be perfectly sensible. Thornton Storage offers a range of unit sizes, so businesses can increase or reduce space as stock levels change rather than paying for a large warehouse they do not need.
Tools, trade equipment and materials
Tradespeople often need a reliable place for tools, spare equipment, workwear, signage and non-hazardous materials. A storage unit can free up space at home and keep equipment together between jobs, particularly when a van is not suitable for long-term storage.
Security matters here. Record serial numbers, photograph valuable tools and use lockable tool chests within the unit where appropriate. Keep a simple list of what is stored and update it when equipment is taken out. This is useful for day-to-day organisation as well as insurance records.
Check storage rules before bringing in any materials. Paints, fuel, gas bottles, chemicals and other flammable or hazardous goods are generally not suitable for self-storage units. The same applies to anything perishable, living, illegal or likely to leak. If you are unsure about a particular item, ask before you move it in.
Paperwork, archives and office furniture
Businesses that must keep records often end up with filing cabinets and archive boxes taking valuable floor space. Storage can be a practical option for older documents, spare desks, chairs, exhibition stands and archived marketing materials.
Use strong archive boxes, label them by year and subject, and keep a digital index so a file can be found without a lengthy search. Documents containing personal or confidential information should be stored in locked cabinets or secure boxes inside the unit. It is also worth checking your retention requirements before storing paperwork indefinitely. Storage is for records you need to keep, not a reason to hold on to every piece of paper.
What needs extra care before going into storage
A storage unit is not a dumping ground. Anything you place inside should be clean, dry, packed safely and worth keeping. That one rule prevents most problems.
Electronics need particular attention. Remove batteries from devices where possible, keep cables with the relevant item, and use original boxes if you still have them. If not, wrap screens and fragile equipment in suitable protective material and avoid stacking heavy items on top. For fridges, freezers and washing machines, empty, clean and dry them fully, leaving doors slightly ajar if they will be stored for a longer period.
Books, photographs and clothing are easy to store but can suffer if packed carelessly. Use clean, dry boxes rather than bin bags, which can tear and trap condensation. Avoid overfilling boxes of books, as they become too heavy to lift safely. Clothing should be washed and completely dry before it is packed away.
Choose a unit based on access, not just volume
The cheapest-looking space is not always the best fit if you need to empty half the unit to reach one box. Estimate the volume of your items, then allow enough room for a narrow walkway if you will visit regularly. You may need only a compact unit for archive boxes, or a larger space for furniture and stock with access aisles.
Pack heavier boxes at the bottom, lighter boxes on top, and keep valuable or frequently used items towards the front. Make use of vertical space with safe stacking, but do not create unstable towers. A simple plan before moving day saves time, protects your belongings and helps you avoid paying for more room than you need.
If you are deciding what to keep, start with the items that have a clear future use, real value or a job to do. Store them cleanly, label them properly and choose a unit that gives you the access you need. That leaves your home or business free to work the way it should.