Wall filler blog | cracks, drying, dust and UK cost
Wall filler guides: damp walls, exterior tubs, skirting gaps, drying before paint, ready-mixed or powder, sanding dust, storage, UK prices and labels.

Filling cracks in damp walls: dry the wall first
The crack sits in a brown tide mark, or the plaster smells musty when you lean in. Filling cracks in damp walls is the job the tub cannot do. Paste on

Exterior filler for outside walls: what the tub says
The crack is in the render, or in the mortar, and the tub in the shed is a white interior filler from the last bedroom. Exterior filler for outside wa

Filler or caulk for skirting boards: still or moving
The shadow along the top of the skirting is the bit you notice once the wall is painted. Filler or caulk for skirting boards is decided by whether tha

How long does filler take to dry before painting
You filled the hole at lunch and the paint is open by tea. How long does filler take to dry before painting is not one number for every white tub. Ski

Ready mixed filler vs powder: shrinkage and depth
You are in the aisle with a tub in one hand and a bag in the other. Ready mixed filler vs powder is not a brand contest. It is how the material sets,

Is sanding filler dust dangerous: the dust, not paste
The patch looks proud, and the sanding block is the last step before paint. Is sanding filler dust dangerous is a question about the dust you make, no

Filler gone hard in the tub after the lid came off
You open last year’s tub and the knife bounces. Filler gone hard in the tub is ready-mixed paste that has already done what it does on the wall: it ha

How much does wall filler cost: UK shelf prices
You want a number before you buy a tub for a few cracks. How much does wall filler cost depends which basket you mean. On 15 October 2026 the eight re

Is wall filler non toxic? What the UK label means
You are filling a bedroom, or a room a baby sleeps in, and the listing says natural, water-based, or EC1. Is wall filler non toxic is the question tho

Cracks in walls when to worry: filler or a builder
You have found a crack, and a filler listing is already in the other tab. Cracks in walls when to worry is the decision that comes before the tub. A h