Double Glazing Suppliers Online 

Made To Measure UPVC Windows 

 Supply Only Windows is one of the top Double Glazing Suppliers Online.

Our A+Rated Double Glazed Windows are manufactured using virgin plastic and can produce Energy Ratings of up to A+21 when coupled with Argon Filled Double Glazed Glass units.

Design and price your new Made To Measure UPVC Windows Online with our online pricing software. Please only enter your details once you have received your price if you would like us to contact you to discuss your requirements.

 All our products are Insurance approved and comply with BFRC and latest building regulations. 

Note: although we can give advice on up to date building regulations It is the customer’s responsibility to ensure Toughened glass, Fire Escape Egress Hinges and Trickle ventilation are present where necessary.


UPVC Window Colours
White UPVC Window Prices
UPVC Window Colours

How To Measure A UPVC Window For Replacement 

Relevant for Most Made To Measure UPVC And Aluminium Windows 
What You Will Need 
  • A Strong Tape Measure 
  • Pen And Paper 

Window Measuring Guide

Note: This is a guide only. If you are unsure please get professional assistance. 
  • Width – Take the size of the window from brick to brick ( as illustrated ) Once you have the brick size you will need to take off 10mm, this is to allow for expansion and contraction of the new window and to aid the fitting process.
  • Example. ( Brick sizes 1225mm minus 10mm = 1215mm Order Size )
  • Height – When taking the Height of your upvc window you will need to take into account any window cills in your measurements and repeat the process in step one.
  • Example. ( Bottom of cill to the upper brick, size 1190mm minus 10mm = 11180mm Order Size )
Please visit our home page to view a quick video on how to install UPVC windows.