How do I make the things I own last longer?

The maintenance habits that most extend the life of common household items, and the categories where it matters most.

Difficulty: beginner
Time: 45 min
Read: 2 min

Short answer

Most things fail for predictable reasons: dirt, moisture, heat and neglected maintenance. Cleaning filters, drying things properly, rotating use, and repairing small damage early cover the large majority of it across everything from appliances to shoes.

Across appliances, clothing, tools and electronics, the same few causes account for most premature failure. Knowing them means the maintenance transfers — the reason to clean a vacuum filter is the same reason to clean a tumble dryer filter and a laptop fan.

What you'll need

Basic tools (optional)
Calendar reminders (optional)

Step by step

Clean the filters on everything that has one.Vacuum, tumble dryer, washing machine, extractor hood, dishwasher, laptop vents. Restricted airflow is the single most common cause of appliance failure.
Dry things properly rather than putting them away damp.Shoes, tools, cast iron, garden equipment. Moisture causes rust, mould and adhesive failure.
Rotate use where you can.Two pairs of shoes worn alternately last more than twice as long as one pair worn daily, because each gets time to dry out.
Repair small damage immediately.A loose button, a small tear, a chipped paint edge, a worn heel tip. All are minutes now and much bigger jobs later.
Keep things out of extreme heat.Heat degrades batteries, adhesives, rubber and electronics permanently. A phone on a car dashboard in summer loses battery capacity irreversibly.
Follow the actual care instructions rather than assuming.Wash temperature, whether something is dishwasher safe, what lubricant to use. Guessing is how good items get ruined.
Service the things that specify servicing.Boilers, cars, bikes. It is nearly always cheaper than the failure it prevents, and often a warranty condition.
Set calendar reminders for anything annual.Boiler service, gutter clearing, tool maintenance, stopcock exercise. If it is not scheduled, it does not happen.

Tips

The single highest-value habit across the whole house is cleaning filters. It applies to at least six common appliances and is usually neglected on all of them.
Buying better quality only pays off if the item is maintained. A well-maintained cheap item often outlasts a neglected expensive one.
Keep manuals, or note the model numbers somewhere findable. Most maintenance questions are answered in a document nobody kept.

Common mistakes

Never cleaning filters — Restricted airflow causes overheating and failure across vacuums, dryers, dishwashers and computers alike.
Putting things away damp — Rust, mould and adhesive failure all start with residual moisture.
Deferring small repairs — A loose button becomes a lost button; a chipped edge becomes a rotted one. The cost multiplies with delay.

Questions people ask

What single maintenance habit helps most?

Cleaning filters. It applies to vacuums, tumble dryers, washing machines, dishwashers, extractor hoods and computers, and restricted airflow is the most common cause of failure in all of them.

Is it worth servicing appliances?

For anything with a service interval specified — boilers, cars, bikes — yes. It is usually far cheaper than the failure it prevents and is often a warranty condition.