• Contact Us - Ian: 01604 844289 / Nick: 01604 830295

“IN Windows Ltd” your local, leading Double and Triple Glazing Specialists in Northamptonshire

IN Windows Ltd are expert installers of ‘Choices’ brand Windows, Doors and Conservatories in the Northamptonshire area.


Formed in 1996 IN Windows Ltd have always prided themselves on their very high quality Windows, Doors and Conservatories, which is why they are the leading double glazing specialists, covering the East Midlands and the surrounding areas.

No job is too small or too big and we offer free advice with a firm fixed, no obligation quotation. We offer reliability, top quality workmanship second to none of our competitors. We only employ top quality craftsman who are honest, friendly and polite.

We provide a reliable and professional service, specializing in supplying and installing double glazed UPVC Windows, Doors and Conservatories in Northamptonshire and the surrounding areas. There are also Timber and Alu Clad Timber products in various styles and colours. We are also FENSA approved and pleased to offer A energy rated Windows.

Our 'Choices' Products


double glazed windows northamptonshire

View our range of replacement UPVC, Aluminium and Timber Windows available in a range of styles and woodgrain colour finishes.


bi folding-doors northamptonshire

View our range of replacement UPVC, Aluminium, and Timber Doors, available in a vast range of styles and woodgrain colour finishes.


conservatories and orangeries northamptonshire

Add a bespoke, stunning, light and airy Conservatory, Orangery or Garden Room to your home that blends perfectly with your property.

Timber windows and timber doors

IN Windows Ltd now offer an extensive range of high performance timber windows and doors and alu clad timber


The Most Secure Locking System Around

Find Out More >>


We are here to Help


Use our REQUEST A CALLBACK, choose a time that suits you best and a specialist will call you back to discuss your requirements


It could not be easier! Simply visit the 'Choices' downloads centre, enter your details and then download the FREE ‘Choices’ brochures to keep


View our product galleries to see a wide range of ‘Choices’ Windows, Doors and Conservatories installed for other satisfied ‘Choices’ customers

Customer Testimonials

Contact IN Windows Ltd

Call us on 01604 844289

...or let us CALL YOU BACK at a time convenient that suits you to discuss your all UPVC or Aluminium requirements.