Do you manufacture and install AG210 windows and doors?

The AG210 window and door profile has been developed exclusively by Met Therm Windows and is only made by Met Therm Windows. Our products inclued a full service -  from design, manufacture and installation.



Why should I buy AG210 windows and doors?

The AG210 window and door profile has been designed to sympathetically recreate double glazed versions of original steel windows and doors. The unique section combined with hand crafted manufacture and welded corners maintain the traditional detailing whilst providing modern benefits and an A+ window. The frame of an AG210 window will be only 0-5mm wider than the original it replaces


Are you FENSA registered?

Yes, Met Therm Windows is a FENSA registered installer, so if you are replacing windows and doors in your home we will ensure all relevant replacements are carried out in accordance with current build control requirements, and on completion arrange for the necessary build control certificate to be issued direct to you.
For more information regarding FENSA visit



Do you provide a guarantee?


Our AG210 window and door frames are guaranteed for 10 years - for full details of all our guarantees please contact us on 01730 89 47 45 or email us at


For Residential installations purchased by the homeowner we will provide you with an insurance backed guarantee from HOMEPRO insurance. For more information regarding HOMEPRO insurance policies visit


How can I get a quotation?

The quickest and easiest way to obtain a no obligation quotation is to send us the details of the windows you are looking to replace: if you already have drawings or specifications just send them to us and we will be able to give you a guide quotation: alternatively if you have access to a digital camera, or camera phone, photos of the windows you wish to replace can be used to provide a budget quotation – windows in elevation are ideal, no need to measure, just let us know if you want a supply or supply and install price, your property type and where you are in the country and we will come back you – or if you are not quite sure what you need or wish to discuss first give us a call on 01730 89 47 45 or email us at

*Part Q testing pending.