There are different sizes of letterboxes or letterplates available. In some cases the letter box you have may not be made any more, but in 99% of cases the letterboxes we sell are able to fit your door.


Please use our guide below on choosing the correct letterbox for your double glazed door

 

 

Step 1: Remove letterbox, see diagram below.

 

Step 2: Measure size A in the diagram below.

letterbox-instruction-1.jpg   aperture-size-a1.jpg

 

 

 Step 3: Measure size B in the diagram below.

 

 

 

Step 4: Measure size c in the diagram below.

aperture-size-b.jpg   letterbox-measuring-guide.jpg
     

You should now have 3 sizes

A & B is the aperture height and width. C is used when choosing the depth setting on the ordering page.

Click on the aperture size that is closest to the one you have in the diagrams below.

buy-a-10-inch-letterbox.jpg

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buy-a-12-inch-letterbox.jpg

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buy-12-slimline-letterbox.jpg

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midrailorpanel.jpg

 

 

 

If you are not sure which letterbox you

need  call us on 01204 652211