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Aluminium and PVC windows – loose or missing glazing seals

Doors sticking or jamming

Sliding door sticks or is difficult to slide

Timber windows – stain failure: peeling/flaking

  • UV deterioration of the timber surface beneath the coating

    How to repair

  • Thermal expansion and contraction of the timber frame

    How to repair

  • View all repairs

Timber windows – rotted sill

  • Water sits on the sill if the slope is not sufficient to shed it 

    How to repair

  • Water is getting into the sill/jamb junction 

    How to repair

  • View all repairs

Timber windows – joints opening in sashes

  • The sash has racked (twisted), or there has been thermal expansion/contraction of the timber

    How to repair

  • There has been moisture absorption into the timber end grain if the joints were inadequately primed before installation

    How to repair

Door is difficult to lock or unlock

Door is difficult to open or close

Distortion of uPVC door and window frames