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What is a Window Gearbox Backset? - Comprehensive Window Gearbox Guide UPVC-Store

Firstly a window gearbox backset is the distance from the bottom of the faceplate to the centre of the screw holes and spindle hole, the backset will be 20mm or 22mm please see picture below for guide; The overall width will be from the top of the gearbox to the bottom and the screw centres will be industry standard 43mm.  

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What is a Window Hinge Stack Height? - Comprehensive Window Hinge Guide UPVC-Store

What is a Stack Height? A window hinge stack height is as shown below, its the height on the window hinge. Typical sizes for a window hinge are 13mm and 17mm with the most popular being 13mm stack height. If you are still struggling to figure out your stack height buy the 13mm stack height and then you can purchase the 17mm hinge stacker at this link here or below; https://www.upvc-store.co.uk/products/upvc-4mm-friction-hinge-packers-window-stay-spacer-convert-13-to-17mm-stack-pack

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How To Measure A Euro Cylinder? A Guide On How To Replace Or Upgrade Your Existing Euro Cylinder

How Do I Measure A Euro Cylinder? To measure a euro cylinder you need the internal and external measurement. Please see our image below to help measure your euro cylinder. For example if you have a 90mm euro lock and the internal is 40mm and the external is 50mm you will need a 40/50 euro cylinder.  

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What Is a Backset? uPVC Door Lock Measuring Guide

If your uPVC door lock has broken it can be a daunting task to try and figure out which gearbox you need as even if you find the correct manufacturer and a similar looking gearbox there are many other variables like the back set and spindle operation. This is a complete guide on how to figure out what gearbox you need.Firstly, What Is A Backset?The backset of a door lock gearbox if the distance from the front of the gearbox to the centre of the spindle hole as shown in the image below. The most popular backsets are 30mm, 35mm,...

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How To Measure A Door Handle – What’s a Door Handle PZ

This is the complete guide on how to measure and replace your door handle. It will explain things like what is a PZ? What measurements are important on a door handle and how to find the correct door handle.

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