How do I read my consumer unit?
What each switch does, telling an RCD from a breaker, and building the labelled map that makes every future problem quicker.
beginner30 min5 min read
Home & DIY
Practical answers for repairs, cleaning, decorating and the household problems that turn up whether you planned for them or not. Written so you can start with what you already own.
2,154 guides
How do I refresh a kitchen without replacing it?
Six changes in order of cost and impact, how to tell whether the carcasses are worth keeping, and the one thing that means you should replace instead.
beginner30 min5 min readHow do I replace a light switch safely?
Isolating and proving dead, recording which wire goes where, and the difference between a straightforward swap and a job that is not yours to do.
intermediate45 min5 min readHow do I replace a rotten fence post without taking the fence down?
Taking one failed post out from between two standing panels, removing the old concrete, and setting the new post without dismantling the whole run.
intermediate3 hr5 min readHow do I secure furniture against tipping?
Which items actually tip, fixing into something that will hold, and the arrangement changes that matter as much as the straps.
beginner1 hr3 min readHow do I stop drains blocking?
Fat, hair and wipes cause almost every blockage — the habits and the ten-minute monthly job that prevent them.
beginner30 min2 min readHow do I stop surfaces filling up with clutter?
Why the same three surfaces always fill, and the homes-and-friction approach that keeps them clear without daily tidying.
beginner30 min4 min readHow do I use a chisel properly?
Sharpness, the bevel direction, and the paring cut — the three things that separate clean joinery from a torn hole.
intermediate45 min4 min readHow do I use a voltage detector properly?
The prove-test-prove sequence, why non-contact pens are a screening tool rather than proof, and their known failure modes.
beginner15 min3 min readHow do I use fans effectively?
Why a fan does not cool a room, the window arrangement that actually does, and how to position one so it works.
beginner15 min4 min readHow does building control work, from first notice to completion certificate?
What actually happens between registering a job and receiving the certificate, the inspection stages, and the two ways the process quietly fails.
intermediate30 min4 min readI have drilled into an electric cable — what do I do?
The first sixty seconds, why you must not pull the drill out first, what has to happen before the wall is closed up again, and why this is one of the few jobs with no user-level fix.
beginner15 min5 min readIs a smart thermostat worth it?
Where the saving actually comes from, which households benefit and which do not, and what to check before buying.
beginner20 min2 min readIs black mould dangerous?
What the evidence actually supports about mould and health, who is most affected, and why finding the moisture matters more than the colour.
beginner10 min2 min readIs expensive paint actually worth the money?
What the extra money in a tin actually buys — opacity, binder and pigment quality — and the three jobs where cheap paint costs you more than expensive paint.
beginner10 min4 min readIs the black mould in my silicone or my grout, and can I clean it off?
The five-minute test that tells you whether mould is on the surface or grown into the material, why that decides everything, and what to do in each case.
beginner45 min5 min readLaminate or LVT — which should I choose?
Two products that look similar in a showroom and behave nothing alike once water, subfloors, sound and repairs enter the picture. The six points where the decision is actually made.
beginner20 min3 min readMy appliance has no power — is it the appliance or the socket?
A short ordered test that proves within a few minutes whether the fault is in the appliance, its plug and flex, or the socket and circuit — and the point at which it stops being yours to investigate.
beginner20 min6 min readMy uPVC door will not open — what can I do?
Working out from the handle and the key whether it is a jammed bolt, a failed gearbox or a seized cylinder — and which of the three you can do anything about from your side.
intermediate30 min4 min readShould I pay a builder in cash?
What you give up when you pay cash, when a small cash payment is genuinely fine, and why the discount is usually not the bargain it looks.
beginner15 min3 min readWhat do I do about a stair tread that moves?
A moving tread is different from a creaking one. Creaks are noise; movement is a failed joint, and it needs fixing rather than silencing.
intermediate1 hr2 min readWhat do first fix and second fix actually mean?
The two halves of every trade's work, what belongs in each, and why the moment between them is the point of no return for the layout.
beginner20 min3 min readWhat do the symbols on my oven dial mean?
Every oven symbol is a picture of which elements switch on. Read it that way and the whole dial decodes itself without the manual.
beginner10 min4 min readWhat is the difference between sealant, filler and adhesive?
Three products that look identical in the tube and do entirely different jobs — and what happens when you pick the wrong one.
beginner15 min2 min read
Going deeper: MaterialWorld
Material properties, comparisons and suitability — paints, fillers, sealants, timber, tile, insulation.
MaterialWorld is in development — GuideHQ covers the practical answers in the meantime.