Call: 01603 714500 or 01953 601522

NEW… WarmCore warm aluminium windows

WarmCore warm aluminium windows deliver the desirability and durability of aluminium windows, but with unparalleled insulation.

The unique, full width thermal core is key to why WarmCore aluminium windows are 25% more thermally efficient than traditional aluminium systems.

Images of warm aluminium windows

Architectural Appeal

With clean, modern lines, WarmCore warm aluminium windows will help you create a refined and understated beauty to the look of your home.

Tilt and Turn

For the ultimate in versatility our warm aluminium windows are available as a ‘tilt and turn’ window using the latest quality window opener innovations.

Flush Sash

WarmCore casement windows are available in a ‘flush sash’ option for the ultimate in clean, modern aesthetics.

Triple Glazing option

Robustly designed to take triple glazed units as standard, choose this option for the ultimate thermal performance.

10 Year Guarantee

In keeping with this attention to quality, our WarmCore warm aluminium windows also carry a 10 year guarantee.


Available, as standard in a choice of 2 powder coated colours and options of Pencil round or Square.

Find out more about our WarmCore aluminium windows CLICK HERE >

To find out more about our other Replacement Window products options CLICK HERE >

Make your home warmer, quieter and more secure this year by replacing windows the J. Moon Home Improvement way. Call today on 01603 714500 (Norwich) – 01953 601522 (Wymondham) or fill out our quick CONTACT FORM.

We look forward to speaking with you soon