The Construction Centre
Magnifying Glass



Visit our website

Find out more about us:


Call us now

01625 439666

  • Schuco Bifold Door
  • Aluminium-Bifold Doors
  • Pod Lantern Roof
  • Aluminium Bifold Doors
  • uPVC Bifold Doors
  • uPVC Bifold Doors
  • Aluminium Bifold Doors
  • Aluminium Triple Track
  • Aluminium Patio Doors
  • Aluminium Patio Doors
  • Elegance uPVC Patio Door
  • Aluminium French Doors
  • Classic uPVC Patio Door
  • Sliding Door
  • uPVC Sash Windows
  • uPVC Sash Windows
  • Sash Windows (Elegance uPVC)
  • Elegance uPVC Sash Windows in Bay
  • Elegance uPVC Sash Windows
  • Aluminium Casement Windows
  • Aluminium Casement Windows
  • Aluminium Casement Windows

KAT Company Profile

KAT is a family-owned business providing a fully bespoke design and manufacturing service to the door and window industry in the UK and Ireland. With 18 years experience as specialists in aluminium and uPVC fabrication, the company has built a reputation for reliability both in the quality of its products and in adhering to delivery schedules.

The company takes pride in being able to manufacture high specification products suitable for the most demanding clients. KAT has achieved the Quality Standard Certification ISO 9001 across all three divisions of the company and products hold British Board of Agrément certificates.

Knowledgeable staff are able to help with drawings and specifications. A high level of customer service means that orders are completed in full and on time. KAT’s own transport team ensures safe delivery of products from the factories in Cheshire and Newhaven to trade customers across the UK and Ireland.

From May 2016, KAT fits the Ultion Cylinder Lock to all doors as standard. Ultion has been tested against all known methods of break-in, so KAT knows your door will be secure. KAT has recently developed an exclusive door handle, fitted as standard, guaranteed for 10 years and is available in six finishes, as shown on the KAT website.


Bi-fold Doors

Folding sliding doors are increasing in popularity. KAT manufactures high quality bi-fold doors in aluminium and uPVC to suit all budgets. With 23 different configurations and a wide choice of colours and finishes, KAT can provide bi-fold doors ideal for projects at modern and older properties. KAT also manufactures Schuco Bi-fold doors in a wide range of RAL finishes at its factory in Newhaven, Sussex.

Aluminium Bi-fold Doors

KAT aluminium folding sliding doors are extremely high performing, having been severe weather tested to BS6375/ 1:2009 and using a polyamide bridge within the thermally broken aluminium section to reduce heat loss. They are supplied unglazed to take 28mm double glazing or can be specified at 32mm to take triple glazing.

Aluminium bi folding doors are available in 7 colours from stock, including dual colours. These colours are White, Cream, Light Grey, Anthracite Grey or Black single colours or White inside/Anthracite Grey outside and White inside/Black outside. Aluminium bi-fold doors can be manufactured in just 2 weeks in any of these colours. All doors are guaranteed for 10 years.

Security is provided by Winkhaus multi-point stainless steel locking mechanisms with shoot bolts and the Ultion cylinder lock. The doors have internal beading with square and chamfered options.

KAT’s strong aluminium bi-fold doors offer numerous configurations and have the option of folding back internally or externally. A low threshold can be specified.

uPVC Bi-fold Doors

KAT’s uPVC inline bi-fold doors feature a host of benefits making them aesthetically pleasing and high performing. Using precision engineered components, openings can be up to six metres wide featuring up to seven door panels. The doors require no dummy mullion so have uncluttered sight lines and the unobtrusive D-handle fits flat to the door frame.

The system uses an enclosed four-rail aluminium roller track. The top rollers feature integral anti-jemmy pins for optimum security. All sashes are steel reinforced for added strength. Top and bottom shoot bolts are simply operated.

The doors are severe weather tested to BS6375-1:2009 and have a U value of 1.4 for standard glass, with 0.87 possible.

Standard colours include White, Cream, Irish Oak, Rosewood, Anthracite Grey on White or Black Ash on White. Style options include inward or outward opening, low thresholds for internal use and midrails for front entrances.

Sliding Patio Doors

KAT’s patio doors are renowned for quality and reliability. They are available in durable aluminium or maintenance-free uPVC. KAT’s confidence in its consistent high quality is illustrated by the 10-year guarantee. KAT manufactures Schuco Sliding Patio Doors at its factory in Newhaven, in a wide range of RAL colours.

Aluminium Patio Doors: KAT aluminium patio doors are available with 2, 3, 4 or 6 panels. Special gearing and rollers enable easy opening of even large sashes. For very large openings, there is the option of a triple track aluminium system, allowing multiple sashes to slide in one direction. Doors feature multi-point locks and are internally glazed sashes for enhanced security. The strong aluminium profiles are available in seven colours from stock and can be manufactured to bespoke sizes in just 2 weeks. For security, the Ultion cylinder lock is fitted to all KAT doors.

UPVC Patio Doors:

The ultimate uPVC Patio Door is fitted with Hercules Rollers which allow the sash weight to be increased to 160kg, allowing the door sashes to glide smoothly. The steel reinforced frame is available in ten standard colours, including dual colours. Thresholds have anti-slip inserts as standard and can be specified as a room divider option.

Sash Windows

KAT supplies custom made sash windows in uPVC. Products are fully bespoke with a choice of style, frame shape, hardware and glazing to suit the property. Precision manufacturing and efficient seals result in excellent draughtproofing and smooth operation of the windows. KAT’s uPVC windows come with a 10-year guarantee. There is a choice of:

  • Mayfair: Mechanically jointed outer frame and sashes, with a deep bottom rail. Available in White grained ash both sides and grey woolpile. Mayfair is elegant, virtually maintenance free and our premium vertical sliding sash window.
  • Elegance: Ideal for period buildings and with options including surface-mounted Georgian bars, decorative horns and traditional timber style hook and claw catches. Finishes include plain white uPVC, white woodgrain effect foil, cream woodgrain and golden oak, with other choices to order and cam catches in four finishes.
  • Universal: This high performing range offers bespoke designed windows for any application. There is an optional tilt-open facility to both sashes for ease of cleaning. The sash windows are double glazed with 24mm low E glass for excellent thermal efficiency and can be supplied in options to meet A & B ratings. Georgian bars in two sizes can be surface mounted or glazed in.
  • Fire escape sash windows: Side hinged to meet building regulations Part B & part E.

Aluminium Casement Windows

BBA accredited aluminium casement windows are available in a range of styles including top hung, side- and bottom-hung sashes. All offer slim sight lines and top security. KAT makes aluminium windows in 70mm profiles.

Front Doors

In 2016, KAT introduced a range of high quality aluminium front doors with 4 styles to choose from in Anthracite Grey or White. All front doors are fitted with the Ultion cylinder lock and KAT’s exclusive design door handle, guaranteed for 10 years.

Lantern Roofs

KAT’s Lantern Roof offers the slimmest sightlines in Europe. Available in Anthracite Grey, White or Black, made to bespoke sizes up to 5metres wide with almost no length constraint. An ideal solution for orangeries or extensions. The KATpod Lantern Roof is delivered to site fully assembled.

Flat Roof Lights

The KATlite Flat Roof Light is available in Anthracite Grey and is made to bespoke sizes of up to 1.5m x 2.5m. It offers excellent thermal properties to keep your home warm and is fitted with clear toughened double glazing as standard.

KAT is proud of the quality of its products and trade customers are welcome to visit the manufacturing workshops to see the company’s high-precision fabrication techniques. Detailed specifications are available on the website and KAT’s knowledgeable staff are happy to give advice.

Visit the KAT website on


Unit 1
Queens Avenue
SK10 2BN

Tel: 01625 439666


KAT News

What We Do