Liniar Patio Doors

Enhance your home with our revolutionary uPVC patio doors, offering low profile thresholds to cater for the needs of today’s homeowner.

Composite Doors

Enhance your home with our revolutionary uPVC patio doors, offering low profile thresholds to cater for the needs of today’s homeowner.

Key Details

  • The Door Skin

    The thermoplastic through-colour
    door skins come with a highly detailed wood grain texture, providing a
    traditional look without compromising on modern technology. Door skins will
    never require painting or varnishing and are available in a range of 16
    attractive colours.

  • Insulating Glass Unit (IGU)

    28mm thick double and triple
    glazed units, manufactured to BS EN 1279 can be supplied with either clear or
    obscure glass as standard, with a range of 33 optional decorative glass designs
    to choose from.

  • The Glazing Cassette

    Tough, through-colour ABS glazing
    cassette system is independently security tested, whilst still allowing glazed
    units to be easily changed should any get damaged.

  • The Handles

    With a choice of 8 different
    lever-operated handles, as well as a wide range of pull handles, bars and knobs,
    you can be sure to find an entrance method that is both attractive and perfectly
    suited to your lifestyle.

  • Multi-point Lock and Keeps

    High security multi-point locking
    systems from Winkhaus are tested to the rigorous BS 8529 / PAS 24 security
    standard and are Secured by Design accredited, ensuring that your home is
    protected by the highest security possible.

  • ATK Cylinder

    The most secure cylinder on the
    market – fitted as standard. Sold Secure Diamond and TS007 3-star accredited,
    plus 3-star kite mark providing protection against intruder attacks.

  • Letter Plates

    The ProStyle letter plate
    combines contemporary design and reliable operation (tested to 50,000 cycles),
    with a choice of 6 suited finishes. We also offer a traditional handmade letter

  • Thresholds

    The optional aluminium threshold
    provides a significant reduction in step-over height compared to the standard
    uPVC frame, with the mobility aluminium threshold providing ease of access for
    wheelchair users and pushchairs.

  • Edge Banding

    Each door slab is fully
    weather-sealed using a 1.3mm thick PVC edge banding that is applied to all

  • Weather Bars

    Provided on open-in doors,
    weather bars deflect water away from the face of the door during rainfall,
    helping to minimise the amount of water passing through the door’s internal
    drainage system.

  • RocFoam™

    A rigid section of blown PVC is
    inserted into the bottom of every door, creating an effective barrier that
    inhibits moisture absorption, preventing the door from warping or bowing during
    its lifetime.

  • The Door Frame

    Liniar’s multi-chambered profiles
    provide excellent levels of energy efficiency with every door, saving you money
    on energy bills

Features & Benefits

With too many benefits to list, a Composite Door is a product that you can be assured provides the upmost beauty, coupled with the highest levels of security including SS312 Sold Secure Diamond Grade, 3 Star British Kitemark – TS007:2004 (KM 586153) and not forgetting Secured by Design Accredited (Police preferred specification.

Additional security for the home

The security of your home is of paramount importance to
us and this is why we offer some of the most secure locking systems for the entrance to your home.
That’s why we partner with both Yale and Winkhaus for our entrance doors.

Window and door colours

Colour Options

The right colour to suit your home. Choose from traditional white PVCu to striking Anteak Teak to make a home look stylish, modern and chic.

Colours available

Agate Grey
Anthracite Woodgrain
Antique Teak
Basalt Grey
Black Woodgrain
Chartwell Green
Agate Grey
Anthracite Woodgrain
Antique Teak
Basalt Grey
Black Woodgrain
Chartwell Green
Window and door glass supplier


Sometimes you need to protect your privacy, which is why we offer a range of obscure glass.

Glass styles available

uPVC Window handles

Hardware choice doors

Our hardware has been selected to perfectly complement our doors and with partners such as Yale and Mila, we can provide the perfect combination.

Our range

Designed to meet the high standards and security that homeowners have come to expect for their home

Be inspired

Our window and door products can bring any house to life, from our
innovative Refine sash with no welds to our range of high-quality composite entrance doors. We aim to
inspire any homeowner to find the product to suit their needs.


Book a free home survey

If you like the look of our products & want to take the next step in transforming your home? A good place to start is to book free home survey

Schedule Now

Design your windows or doors

Try our simple tool and find the perfect window or door for your property. Choose the colour, handles, and accessories at the touch of a button.