A fantastic option for both contemporary & period properties.

uPVC Casement Windows

The uPVC casement window remains one of the most popular choices for homes.

Product Features

Our Liniar uPVC casement windows ensures that high levels of security are being met. You can expect outstanding levels of security when you choose our double glazed casement windows.

The most technically advanced on the market, our double glazed casement windows are designed with multi-chambers for greater heat insulation. These uPVC windows are capable of achieving a WER energy rating of A+12 – an impressive window rating.

Designed to offer high levels of weather resistance, our uPVC casement windows offer unrivalled weather protection. Their superior gaskets give you a continuous tight weather seal keeping you protected whatever the weather.

Our uPVC casement windows have been manufactured with innovative hardware. Tested to 20,000 cycles, our stainless steel friction stays provide the ultimate protection whilst hinges are protected with a Stay Guard Elite Device.

The Liniar casement window is available with chamfered rebate detail, a superb choice for homeowners looking for a sophisticated and contemporary design.

Slim sightlines will increase your view outwards as well as improving natural lighting. Less frame and more glass, allows our uPVC casement windows to blend beautifully with any surrounding.

uPVC Casement Windows In Bedfordshire

If you are looking for uPVC casement windows in Bedfordshire, Hertfordshire & Buckinghamshire, then P&M Windows have the perfect windows for your home.


Our uPVC casement windows can be individually tailored to meet your desired specifications. A fantastic option for both contemporary and traditional style homes, they can be built to match almost any property setting.


All our double glazed casement windows come with a manufacturer’s warranty, as well as an insurance backed guarantee for your peace of mind. When you choose our uPVC casement windows, you know you are completely protected – even after your installation.

The Perfect uPVC Window Profile

  • Multi-Chambered For Greater Energy Efficiency
  • 100% Lead Free & Recyclable
  • A+ Energy Ratings

Casement Window Design

Our casement windows can either be top-hung opening or side-hung opening, with both designs giving you excellent ventilation and security.


You can also choose from clean cut chamfered edges or opt for a more decorative sculpted ovalo finish.

Colour Options

From bespoke colours to unique opening features, they come in a wide range of finishes guaranteeing you a perfect match.


Colour options include: White, Ivory, Golden Oak, Chartwell Green, Dark Blue and Cedarwood.

Liniar Casement Window Colour Options

Glass Options

    • Benefits of Liniar

    Made In Britain

    All our Liniar windows and doors are manufactured right here in Britain. When you choose our products, you can be assured of a quality, British design.

    Energy Efficient

    Featuring a multi-chambered uPVC profile, our Liniar uPVC windows and doors offer high levels of thermal insulation. They are designed to keep heat inside the home where it belongs.

    Save Money

    Our uPVC Liniar windows and doors are very cost effective. Capable of achieving A+ energy ratings, they can help your home retain more heat and save you money on those costly energy bills over time.

    Eco-Friendly

    Our Liniar profiles are 100% lead free, meaning they are a better choice for you and your family. They are also fully recyclable, giving you an eco-friendlier home.

    Thermally Efficient

    A six-chamber uPVC profile helps you to contain and conserve more heath within your property.

    Triple Glazing

    Designed to accommodate energy saving triple glazing, our profiles are capable of achieving a U-Value of 0.8.

    Slim Sightlines

    Our Liniar windows and doors are designed with less frame and more glass, giving you enhanced light and views.

    Strong & Secure

    High security locking systems are fitted as standard for a safer and more secure home. Our windows and doors have also been independently tested and carry the PAS:24 2012 accreditation.

    Low maintenance

    Your Liniar windows and doors will never rot, rust or need re-painting. Their profiles are made for a lasting performance.

    Colours & Finishes

    Choose from a wide range of window and door accessories, along with a beautiful range of colours and finishes.

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