Aftercare: The First Few Weeks After Installation

Installation

Aftercare: The First Few Weeks After Installation

The first few weeks after installation are when sealants cure and hardware beds in. A little care during this period pays off for years afterwards.

3 min read

Handover is not quite the end of the process. New sealant needs time to cure fully, hardware often needs a small adjustment once it has settled, and there are a few simple habits worth adopting early that make long-term maintenance easier.

None of this requires special skill or tools. It is mostly a matter of knowing what is normal in the first few weeks, and what would be worth a call back to your installer.

The first two weeks

  1. 01Let sealant cureInternal and external sealant around frames typically takes one to two weeks to fully cure. Avoid pressing tape, stickers or heavy cleaning products against it during this period.
  2. 02Operate hardware gentlyOpen and close new windows and doors normally, but avoid slamming while hinges and locking mechanisms bed in over the first few uses.
  3. 03Note any snagsKeep a short list of anything that needs attention, such as a stiff handle or a trim that has shifted slightly, for your scheduled snagging visit.
  4. 04Hold off on heavy cleaningWait at least two to three weeks before pressure-washing or using anything abrasive near new frames or glass.

Snagging visits

It is normal for a small number of minor items to need attention after the main installation is complete, particularly on larger projects. A follow-up visit, usually within one to two weeks, addresses these directly.

Common snagTypical cause
Stiff handle or lockHardware settling in before final adjustment
Small gap in internal trimTimber or plaster movement as the room dries out
Slight draught at one cornerSeal needing final compression adjustment
Paint touch-up neededMinor disturbance to surrounding decoration during fitting

Settling in

New windows and doors often feel noticeably different from what they replaced: quieter, draught-free, and sometimes stiffer to operate than older, worn hardware. This is normal and typically eases slightly as mechanisms bed in over the first month.

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