Window Trickle Slot Vent 263mm White for uPVC Double Glazing

How to retrofit or install a window vent, trickle vent to a upvc window to help with condensation

Trickle Night Slot Window Vent Air Ventilation For upvc Timber Or Aluminium Window DoorsSize & Features:Overall Length Approx 263mmApprox 235mm Length

window slot How to retrofit or install a window vent, trickle vent to a upvc window to help with condensation Trickle slot vent Air-Box Europe•21K

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