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Flush casement windows harwich

Authentic Looks

Our flush sash windows are the perfect upgrade to timber or steel windows at your Harwich home. These windows sit flush within the frame, providing the clean look of traditional wooden windows. As it is built with a modern uPVC profile, you’ll enjoy all the benefits associated with uPVC.

Flush Casement uPVC windows Harwich

Modern Performance

The uPVC profile of our Flush Sash Windows offers all the benefits associated with that material. This includes increased weatherproofing, thermal performance, security and without affording you any high maintenance headaches, allowing you to use your time wisely.

Flush sash windows uPVC harwich

Market-Leading Profile

We offer the Harwich homeowner market-leading Flush Sash Windows. We use the Deceuninck profile, a profile renowned for its quality, innovation and intelligence. You’ll truly get the finest windows for your Essex property by choosing Discount Windows & Conservatories.

Thermally Efficient Design

Unlike wooden windows of old, our flush sash windows will help you to heat your Harwich home through natural means. The multi-chambered uPVC frame works alongside the panes of double or triple glazing. This will help trap warm air within your Essex home throughout the year.

With your flush sash windows retaining heat within your Harwich home for a longer period of time, you can rely less upon your central heating for warmth. This will lead to your energy bills reducing, freeing up money that you can spend on the things you want. As less energy is consumed within your home, the general carbon footprint of your Essex property will shrink.

Securing Your Home

You don’t have to compromise on looks over practicality with our uPVC Flush Sash Windows. Our flush casement windows are created with security in mind, keeping you and your Harwich home protected against modern burglary methods. The multi-chambered uPVC frame offers a great deal of rigidity. When this is combined with the latest locks and panes of glazing, it creates a high level of security across the whole window.

As standard, we fit multi-point locking across our uPVC Flush Sash Windows. This eliminates any potential weak spots which could be exploited by would-be intruders. The finest locks are used, protecting your home against modern burglary methods. By choosing Discount Windows & Conservatories, you can have complete peace of mind that these windows are protecting your home and your loved ones against modern burglary methods.



The double glazing within our flush sash windows will help keep loud noises outside of your Harwich home. These Deceuninck windows have excellent noise proofing qualities, so you won't be disturbed by the outside world. Instead, when you close the window, you can shut off from the outdoors.



Unlike the timber windows these seek to replace, our flush sash windows will keep the weather out your Harwich home. The weatherseals work alongside the glazing and frame to keep cold draughts and damp out. Even in the worst Essex weather, the comfort of your home will not be disrupted.


Low Maintenance

Through using a quality uPVC frame, the Harwich homeowner won't have to carry out regular maintenance on our flush sash windows. The frame won't warp, bow, twist, rot, flake or crack, even after regular exposure to the elements. All you need to do is give the frame an occasional wipe down with a damp cloth.

Perfect for Conservation Areas

For Harwich homeowners looking to replace old timber windows, look no further than our uPVC Flush Sash Windows. The uPVC frame is approved for installation in listed buildings and conservation areas. Thanks to the sleek design, you’ll be able to retain the classical look of wood and meet the standards of conservation offices. You’ll retain the character of your home yet enjoy all the modern benefits.

Designed to Suit all Homes

Although our flush sash windows are designed to mimic traditional timber joinery, they perfectly complement the style of every Harwich home. Our sash windows come in a range of customisation options, ensuring you get something that matches your style and tastes. The frame can be customised in 26 colours and woodgrain finishes.

For Harwich homeowners looking to replace old timber windows, our flush sash windows are ideal. A woodgrain foil allows you to perfectly mimic the traditional look of timber without the same high maintenance hassle. Or you can choose to incorporate a bolder colour, helping to make your uPVC windows stand out.

English Oak
Irish Oak
nut tree


Deceuninck Heritage Window Collection Brochure


Flush Sash Windows Video

Flush Sash Window Prices Harwich

If you’d like to get a quote for our flush sash windows, use our online quoting engine. Simply enter a few details to design a bespoke window at the touch of a button.

For those who’d like to speak to our team, you can fill out our online contact form or call 01255 220 858. We look forward to hearing from you. Or click here to book an appointment to visit us at our showroom.

Start Your Flush Sash Window Quote

Obscured Glass Options

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