Dedicated professional secondary glazing installers throughout London

We only supply and fit the very best in our industry and that’s why we install

  • MILA, Yale, Winkhaus & Cotswolds Hardware

Utilising some of the UK’s most energy-efficient secondary glazing systems, our low-maintenance secondary glazing aims to please in every aspect.

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Quality Secondary Glazing Products

From quaint cottages to period properties, our secondary glazing is the best option for restricted buildings, as well as those who don’t want to replace their existing windows. Designed with absolute compliance in mind, the thermal and energy saving benefits can be felt instantly with our superior secondary glazing.


Unrivalled Protection

Bringing historical properties in line with present day building regulations and climate targets has never been easier! Whatever the taste or style of your home, our convenient secondary glazing products offer ground-breaking performance alongside original architectural features.


Conservation area friendly

Unauthorised work in protected buildings is a criminal offence, with potential fines & prison sentences for the worst offenders.


Energy Efficient

Eliminates drafts & cold spots. Reduces heat loss up to 70%. Noticeable energy savings. Reduced carbon emissions. Effective noise reduction.


Decorative Glazing

Personalise or match existing glazing with a wide range of decorative glazing options, including stained, frosted, leaded & etched glass.


Made to Measure

Range of extras, including traditional ironmongery & classic Georgian bars. Our surveyors are IQ Level 3 NVQ Certified in Fenestration surveying, so you’re in safe hands with Aim Windows!

Secondary Glazing
Grey Bifold Doors

Professional Fitting

Unrivalled quality, attention to detail, customer service & fast turnaround times are top priorities at Aim Windows. Which is why we do not – under any circumstances – employ subcontractors.

Our fitters are exactly that, our fitters.

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Download Our Brochures

For a closer look at the finer, technical specifics of our renovation products, our detailed brochures are readily available to download. From versatile casement windows to captivating aluminium bifold doors & ultra-secure composite doors, embrace the opportunity to pursue your home improvement aspirations with Aim Windows.

View our Brochures

Speak To Us Today

No matter how big or small your renovation plans are, we’re here to help. Whether you seek a free, no-obligation quote or wish to book an appointment with one of our friendly experts, please don’t hesitate to contact us.

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Checka Trade
National Warranties logo.

Our showroom is temporarily closed at the moment. | We are currently in the process of refurbishing and extending our Poplar HQ.