Why does my toaster burn one side of the bread?
A toaster has an element on each side of each slot and they are not always both working — how to tell that from a bread problem or a single-slice setting.
beginner10 min4 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
Why does my window handle turn without locking anything?
Telling a sheared spindle from a failed espagnolette gearbox, measuring the lock strip correctly, and swapping it without removing the glass.
intermediate1 hr 15 min4 min readWhy does paint keep peeling off my old ceiling in sheets?
Distemper, limewash and other water-soluble old coatings do not bond to modern emulsion. How to identify one, and the two honest routes out.
intermediate3 hr4 min readWhy does the bit keep falling out of my impact driver?
The quick-change collet locks on a groove, not on friction — three reasons it is not locking, and the pull test that identifies which.
beginner8 min4 min readWhy does the grout in my floor keep cracking?
Grout cracks because something is moving — and the location of the cracks tells you what. Movement joints, flexible products and substrate stiffness.
intermediate2 hr4 min readWhy does the whole house go off instead of just one circuit?
The three reasons a fault takes the whole house down rather than one circuit, how to tell a board problem from a supply problem, and the safe order for restoring power.
beginner20 min4 min readWhy does wood filler show up after staining?
Filler and timber absorb stain completely differently, so a repair that vanished on bare wood reappears the moment colour goes on. The three ways round it.
intermediate40 min4 min readWhy has my block paving sunk in ruts, and how do I re-lay it?
Reading the ruts to find out whether the fault is the laying course, the sub-base or the edge restraint — and lifting and re-laying an area properly.
advanced12 hr6 min readWhy has my click-clack basin waste stopped sealing?
How the sprung latch inside a click-clack works, why hair and soap defeat it, and the cleaning and adjustment that fix nearly all of them.
beginner25 min4 min readWhy has my new pointing crumbled or fallen out?
Seven reasons fresh pointing fails within a year or two, how to tell them apart from the way it failed, and what has to be done differently on the second attempt.
intermediate25 min4 min readWhy has my white gloss gone yellow?
The chemistry behind oil-based yellowing, why it is worst in dark places, and what actually stops it recurring.
beginner20 min3 min readWhy has my wooden floor cupped or crowned?
Reading the shape of the boards to find where the moisture is coming from, and why sanding a cupped floor makes it permanently worse.
beginner30 min4 min readWhy has my worktop joint opened up, and can I close it again?
Reading the joint to work out whether the bolts have slackened, the units have moved, or the core has already swollen — and which of those can be fixed.
intermediate1 hr 30 min5 min readWhy is my floor bouncy or springy?
Telling normal deflection from a real problem, the usual causes, and which of them you can fix yourself.
intermediate1 hr4 min readWhy is my mortice lock stiff, and what do I do if it will not open?
Telling a worn key from a dry lock, a distorted case and a door bearing on its keep — and what can be done to a mortice lock without taking it out.
beginner30 min3 min readWhy is my new plaster still dark in patches?
Fresh plaster dries from pink-brown to uniform pale, and the last patches to change are telling you something specific about depth, background or a wall that is still wet.
beginner15 min4 min readWhy is my paint running and sagging down the wall?
Too much paint, a non-absorbent surface, cold conditions or over-thinning — how to tell which one you have and how to correct a run before it sets.
beginner25 min3 min readWhy is there damp under my window sill?
The drip groove that stops water running back under a sill, the three other ways a sill leaks, and the repairs in order of cost.
beginner1 hr5 min readWhy will my cam lock not tighten, and how do I fix a spinning one?
How a cam and bolt actually work, the four reasons one will not pull a joint tight, and the repairs for a cam that spins freely in chewed-out chipboard.
beginner30 min5 min readCan I fit a pump to boost my mains water pressure?
Why boosting straight off the main is not allowed, and the three lawful ways to get more out of a poor incoming supply.
intermediate20 min4 min readCan I put a tumble dryer in a garage or an unheated room?
Every type has a minimum working temperature, and heat pump dryers in particular slow down badly or stop in the cold — so a garage in January is the specific case to check before buying.
beginner20 min5 min readCan I replace a door without replacing the frame?
When a door leaf can be swapped into an existing frame, when the frame is the actual problem, and the specific cases — composite, uPVC and fire doors — where the answer is no.
beginner20 min3 min readHow do I clean small kitchen appliances?
How to safely clean toasters, blenders, air fryers and food processors, including the parts that affect safety and performance.
beginner45 min2 min readHow do I fill gaps between skirting boards and the floor?
Choosing between caulk, beading and expanding filler, and getting a finish that does not crack open again in a month.
beginner1 hr 30 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.