expanding foam

I filled the gap around my uPVC door frame with expanding foam to seal it fast: the next morning, when the door wouldn’t latch anymore, I understood what the foam had been doing all night

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I filled the gap around my uPVC door frame with expanding foam to seal it fast: the next morning, when the door wouldn't l...

You sealed the gap around your uPVC door with expanding foam before bed, but by morning the door wouldn’t latch. Standard high-expansion foam doesn’t stop pushing outward as it cures—it can generate enough force to bend plastic frames by just a millimetre or two, throwing your latch completely out of alignment.

I Used Expanding Foam Behind Loose Skirting Boards—Here’s What Went Catastrophically Wrong

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I Used Expanding Foam Behind Loose Skirting Boards—Here's What Went Catastrophically Wrong

A common DIY mistake turns into a cautionary tale: one homeowner discovered that squirting expanding foam behind loose skirting boards overnight resulted in every board bowing outward and half-detaching from the wall by morning. Discover why this happens, how to fix the damage, and the safer alternatives professionals use.