STEP 1: MEASURE THE OVERALL SIZES OF THE LETTERBOX. The overall sizes are not that critical but the internal sizes are as this will ensure the sleeve will fit through the aperture in your door - see Step below. Fitting a letterbox - Learn all you need to know about how to fit a letterbox into a timber door or PVCu door including marking and cutting the hole and fixing the . Measure the thickness of the door to ensure you choose the right letterbox width.
There are many types of letterboxes fitted on existing upvc doors. Generally however they fall into three sizes inch: 250mm long.
Follow this short video for more. A video tutorial explaining two different ways a letterbox can be fitted to a UPVC door. It will fit Upvc , Aluminium and wooden doors. Sleeves for depths: Panel fitting : - mm - suitable for a door thickness of 18 . This letter box cage is the first of its kin designed to fit easily to the inside of any UPVC or composite front door without the . Once you have your new letterbox in hand fitting it is the work of a couple of minutes with a screwdriver. Letter box cages for uPVC doors.
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