Essential Home Tools Every London Homeowner Should Own

These are the tools you will reach for repeatedly and regret not having when you need them. Adjustable spanner (also called a crescent wrench): for plumbing connections, compression fittings, and anything with a nut. Get one 10-inch and one 6-inch. Cross-head and flat-head screwdrivers (multiple sizes): a basic set covers most applications. Hammer: a 16oz claw hammer handles hanging pictures, knocking nails, and light demolition. Tape measure (5m): you need this immediately and repeatedly. Spirit level (600mm minimum): for hanging pictures, shelves, and checking whether anything is level. Long-nose pliers: for gripping in confined spaces. Wire stripper (even if you do not do electrical work): useful for cutting cable ties and small wire. Torch (LED, with spare batteries): for power cuts, dark cupboards, and inspecting tight spaces. Radiator bleed key: a £2 item that saves calling a heating engineer for a simple air bleed. Adjustable pipe wrench: for tightening plastic plumbing fittings.

A cordless drill and driver is the single most useful power tool for a homeowner — drilling holes, driving screws, fitting hinges and handles, assembling flat-pack furniture. Invest in a reasonable quality model from Bosch, DeWalt, or Makita with two batteries; cheap drills lose their charge quickly and lack torque. A stud finder is useful for hanging anything heavy on hollow plasterboard walls — without it, you are guessing where the timber noggins are. A pipe and cable detector (often combined with stud finder) is useful before drilling into any wall — hitting a buried cable is dangerous and expensive. A jigsaw, for cutting sheet materials and making curves, has occasional but specific uses. A cordless multi-tool (oscillating tool) is surprisingly useful for cutting into tight spaces, removing grout, and undercutting door frames for new flooring.

Some tools are expensive, rarely needed, and easily borrowed or hired: a wet and dry vacuum (useful during any plumbing work, but hire for a weekend when needed); a pipe freezing kit (freezes a small section of pipe so you can work on it without draining the whole system — hire when needed); a laser level (genuinely useful for tiling and large-scale picture hanging, but hireable); an angle grinder (for cutting tiles and metalwork — dangerous without experience, and hireable). Do not buy specialist tools that you will use once. Hire shops are plentiful in NW London and a day's hire costs a fraction of the purchase price.

Beyond tools, having the right consumables saves trips to the hardware shop at inconvenient moments. PTFE tape (plumber's tape): wrapped around threaded joints to create a watertight seal. Keep several rolls. Silicone sealant (clear and white): for sealing around baths, sinks, and showers. A tube of Polycell or similar filler: for filling nail holes, small cracks, and minor wall damage before painting. Sandpaper (various grades): 80 grit for rough, 120 medium, 180 fine. A few sheets of each handles most situations. WD-40 (or equivalent penetrating oil): for lubricating seized stopcocks, hinges, and locks. Touch-up paint for each room in the house: keep a labelled tin of the exact paint used — brand, colour code, finish. Spare light bulbs and fuses: for the consumer unit and plug fuses. Batteries (AA and AAA): for smoke alarms, remote controls, and torches.

There is a clear boundary between DIY that saves money and DIY that creates risk. Never attempt: any gas work (legally must be done by a Gas Safe registered engineer — this includes connecting a cooker, servicing a boiler, or moving a gas pipe by even a few centimetres); notifiable electrical work (new circuits, consumer unit work, bathroom circuits — legally must be done by a Part P registered electrician); any work that affects structural elements (removing or modifying load-bearing walls requires structural engineering design); asbestos removal (legally requires a licensed contractor for significant quantities); and work on listed buildings or in conservation areas without appropriate consent. The cost savings from DIY in these areas are entirely outweighed by the legal, financial, and physical risks.