Total Glass are pleased to be able to manufacture and supply the new WarmCore® Warm Aluminium range of windows.

WarmCore has been designed from the ground up to the be the most energy efficient aluminium window product available in the market today. Not only are the windows contemporary and stylish but they offer upwards of 25% more energy efficiency than traditional aluminium windows due the the thermal core at the centre of the product. They can be installed with triple glazing A++ rated glass to give a warmer environment to any home


Casement WIndows

Flush Casement

Tilt & Turn


Thermal Properties

WarmCore Windows have been designed to be as thermally efficient as possible. Built around a full width thermal core – maximising the use of lower conductivity material – WarmCore is 25% more efficient at keeping heat in your home than traditional aluminium solutions

Triple Glazing

Robustly designed to take the weight of triple glazed units as standard, choose this option for the ultimate thermal performance at 75% better than standard double glazed aluminium windows. Opting for 44mm triple glazing rather than standard 28mm double glazing reduces the whole window U-Value rating from 1.3 to 0.8

Casement Choices

WarmCore windows come with choice of a standard sash or a ‘flush sash’ option for the ultimate in clean, modern aesthetics. Using a stepped outerframe, the sash – the opening part of the window – sits on the same plane as the rest of the window, creating a pure, cutting-edge look to this high performance window system

Bead Styles

A choice of 2 external sash and outer frame designs enable you to personalise WarmCore windows to suit the style of your home. Pencil round styling helps to give a softer aesthetic, while Square styling creates a precise contemporary style

Standard Colours

Available, as standard in a choice of 2 powder coated colours in white and anthracite grey with other colours available to order, WarmCore also allows you to pick a different colour for each side of your window. Want a different colour on the outside to the inside? – with WarmCore that’s no problem

RAL Colours

Along with the standard colours of white and anthracite grey there are other colours available to order. WarmCore windows can be provided in a powder coating based on the RAL choice of colours giving you an almost endless variety of options for the colours of your new windows

Hardware Styling

The styling features of WarmCore windows are contemporary and moder. Handles come in a range of styles including silver, black, white and brushed chrome effect

Sill Choices

WarmCore windows come with a choice of sill sizes. There are four options available which will allow you to choose the style of sill that will compliment your home


WarmCore aluminium windows were created out of a desire to combine the desirability and durability of aluminium with unparalleled insulation. The unique, full width thermal core is key to why WarmCore windows are 25% more thermally efficient than traditional aluminium systems.

WarmCore Windows come with the following:

  • Multi-Point Locking
  • Internal Beading
  • 10 Year Product Guarantee
  • Available as Casement, Flush-Casement or Tilt & Turn Windows
  • Flush Sash Option - brings the outer frame perfectly level with the opening part of the window

The windows are available in a choice of powder coat colours with white and anthracite grey available as standard and other colours available to order. You can even have different colours on the outside and inside, the choice is yours.

Other options with the WarmCore Windows system are:

  • Bead Style - A choice of 2 external sash and outer frame designs enable you to personalise WarmCore windows to suit the style of your home. Pencil round styling helps to give a softer aesthetic, while Square styling creates a precise contemporary style.
  • Sill Options - There are four sizes to choose from ranging from small to large, giving you a wide choice of options.


Yale Window Locks

All the windows manufactured at Total Glass come with the best Yale locking systems available to ensure that the windows we provide have the highest security features possible.

Security for all our windows and doors is vitally important and we want to make sure all our customers are assured that they are getting the most security conscious products available on the market today.

ERA Guarantees

The WarmCore windows and doors come with the ERA 5-star guarantee. This is one of the U.K’s most comprehensive home security guarantees and includes 24/7 help, upto £1,000 towards the cost of a repair or replacement, upto a £1,000 excess paid and upto £1,000 compensation give you total peace of mind

In-Line Locking Handles

  • Key locking window handle for windows
  • Fits all concealed espagnolette and shootbolt locking systems
  • Replacement window handle to fit PVCu windows
  • Push button operation with key deadlocking for additional security
  • 40mm spindle which can be cut down to fit different window profiles
  • Includes key, fixing screws and cover cap

Shootbolt Window Locks

  • High security shootbolt system
  • Adjustable 7.7mm and 9mm mushroom cams 20mm and 22mm backsets
  • Large array of keeps covering all profiles
  • 4 crop to fit shootbolt rod sizes
  • Sash sizes 326mm to 1420mm
  • Included in the Yale Lifetime guarantee (terms and conditions apply)

Trade & Commercial Enquiries

Complete the form below and we will be back in touch as soon as possible.


Total Complex, Overbrook Lane,
Knowsley Business Park,
Knowsley, Merseyside,
L34 9FB.
Telephone: 0151 549 2339
Email: sales@totalglass.com

Opening Hours

Monday - Friday:8.30 - 16.30
Saturday & Sunday:Closed