Warmcore Aluminium Windows

Key Features

‘A’ Rated Windows as standard

Design eliminates draughts and water ingress

Easy to install system avoids snagging issues

U-Value of just 1.4 W/m2K

Clean minimalist bevelled style or detailed sculptured designs available.

Different Hinge, Handle and Glass options available.

All Frames made to measure

10 Year guarantee on the Frames & Glass.

Our aluminium casement windows can provide many solutions for residential and light commercial applications. The windows feature slim, thermally-broken profiles and are available in several formats, including fixed-pane, top- and side-hung casement windows. One of the main benefits of aluminium windows is their hard profile surface that has been built to withstand denting and weathering.

Personalise Your Warmcore Windows

Dual Colour

Available, as standard in a choice of 2 powder coated colours with other colours available to order, WarmCore also allows you to pick a different colour for each side of your window.

Handle colours

WarmCore allows you to pick a different colours to match other furniture in your home; Hardware isavailable in Matt Black, Satin Silver and Brushed Graphite.

Wide range of designs

WarmCore casement windows are available in a ‘flush sash’ option for the ultimate in modern looks. For the ultimate in versatility the WarmCore system is also available as a tilt and turn window.

Made to Measure

Warmcore windows are expertly made to measure and ready to install. Specific to your needs each door can be personalised to suit you.

Astraframe manufacture two different type of profiles systems, Bevelled and Sculptured.

We manufacture Profile22 profile in both Bevelled and Sculptured finshes, Using the Profile22 system, we are able to offer exceptional quality and high performance features which will last for years.

The advanced designs offers a slim and attractive profile that is versatile and easy to install.

All of the Operational hardware is extremely durable. Our windows also feature stainless steel friction stays which are tested for security and performance. They are resistant of corrosion and are easy to clean.


profiles have been designed to be secure, tough and easy-to-install systems.

Our affordable, hard wearing window frames are perfect for any project, whether you’re a professional working on a construction project, a dedicated glazier, or a DIY enthusiast hoping to spruce up your home.

Bevelled PVC System

Sculptured PVC System

AstraFrame PVC windows are available in a range on different colours to match your requirments

All our colour foiled PVC windows are available with the foil on the outside only or on both sides, giving you a wide range of different options.

We also offer a colour bonding spray service, This service allows us to offer PVC products in over 1500 different colours, all you need to provide is the RAL number for the colour and we can match it. See a list of all the RAL colours here.

We use top quality Fab & Fix handles for our windows and doors.

Handles and door furniture are the personal touches that make new windows and doors your own.

There’s a wide range of finishes to choose from and everything matches together perfectly across the windows and doors.

Fax & Fix handles are tested to the extreme. Handles are opened and closed 50,000 times and the colour finishes are sprayed tested with a salt solution to exacting British Standards. So you can be sure whatever finish you choose they will looking great and work perfectly for many years to come.

Choose the style and colour to suit your home from our large range.

Astraframe offer many different glass options with the full Pilkington Texture glass range available.

Pilkington’s obscure glass range provides obscuration and decoration. All patterns are classified according to their level of obscurity in relation to each other, with 1 being least obscure and 5 being most obscure.

Level 1



Level 2





Level 3




Level 4


Charcoal Sticks






Level 5