05
Apr '24
New Thermally Efficient Aluminium Casement Windows
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Flush Doors
Our flush doors are A+ Energy rated for increased thermal efficiency, reducing unnecessary heating costs.
These doors require little maintenance and are designed to have a long product life.
Our heritage flush doors can be customised to suit the style of any home, from modern to traditional properties.
Choose from inline, SBP and fab & fix handles, which can be further customised in a wide variety of colours.
Flush Doors
Our flush doors are A+ Energy and have been comprehensively tested for performance.
Our flush doors feature advanced and fully functional hardware, with superior gaskets and hinges providing lasting weather protection.
The flush door from Deceuninck offers high levels of security, with traditional butt hinges that are 3D adjustable and an integrated dog bolt and weatherseal.
Inline, SBP and fab & fix handles are available, which can be further customised in a wide variety of colours.
Exceptional Performance
Superior Weatherproofing
Our flush doors have been thoroughly tested for weather performance, achieving brilliant results.
They are designed to not warp, crack, discolour, rot or bow over time, providing long lasting quality for your home. Find a Sternfenster approved installer near you.
Single or Double Door
Ideal Aesthetic
We understand that every home is different, which is why we provide the option to choose either a single or double door.
Our single and double door options can each capture an ideal aesthetic to homes without having to worry about issues that occur from outdated timber designs.
Low Maintenance
Recyclable uPVC
Our flush door design is the perfect combination of a timber and aluminium door alternative, pairing the strengths of aluminium with modern uPVC. Thanks to recyclable uPVC material, our flush doors look fantastic with minimal maintenance.
Learn how we are playing our part towards reaching the government’s Net Zero target of 2050 with our sustainable windows and doors here.
performance
Exceptional Performance
Superior Weatherproofing
Providing excellent levels of comfort and protection for the home, our flush doors have superior weatherproofing capabilities.
Our flush doors have a Water tightness to Class E1050 Pa, Air permeability to Class 4 600 Pa, and Wind resistance to Class A3 1200 Pa. They achieve 1.3 W/m2K for double glazed units (1.0 W/m2K for triple glazing).
Single or Double Door
Ideal Aesthetic
Designed to provide high levels of weatherproofing, we offer single or double flush doors with exceptional product performance. We can supply either choice with lead times as low as five days.
We are fully aligned with the latest trends and developments in uPVC and aluminium double glazing windows and doors. Grow your business with Sternfenster today.
Low Maintenance
Recyclable uPVC
Our flush door design is the perfect combination of a timber and aluminium door alternative, pairing the strengths of aluminium with modern uPVC. Thanks to recyclable uPVC material, our flush doors look fantastic with minimal maintenance.
Learn how we are playing our part towards reaching the government’s Net Zero target of 2050 with our sustainable windows and doors here.
performance
Transform Your Home's Look: Explore Our Window / Door Configurator -
Preview Our Extensive Range of Interior and Exterior Shades With The “Turn Around” Icon.
Single Colours
Our single colours are readily stocked and available with quick turnarounds.
White / White
White Grain / White Grain
Anthracite Grained / Anthracite Grained
Classic Cream / Classic Cream
Chartwell Green / Chartwell Green
Rosewood / Rosewood
Nut Tree / Nut Tree
Irish Oak / Irish Oak
Golden Oak / Golden Oak
Black Ash / Black Ash
Anthracite / Anthracite
Dual Colours
Enjoy interior and exterior customisation, as well as shorter delivery times with our stunning dual colour options.
Heritage Colours
Available for fast dispatch, our heritage colours offer shorter delivery times.
Premium Colours
Providing exceptional quality and individuality, our non stocked premium colour are available at an additional cost with extended lead times.
Outside View
*Colour configurations are for illustration purposes only. For detailed colours, contact us today.
Frame Colour Selected:
White / White
TURN AROUND
Outside View
*Colour configurations are for illustration purposes only. For detailed colours, contact us today.
Frame Colour Selected:
White Grain / White Grain
TURN AROUND
Outside View
*Colour configurations are for illustration purposes only. For detailed colours, contact us today.
Frame Colour Selected:
Anthracite Grained / Anthracite Grained
TURN AROUND
Outside View
*Colour configurations are for illustration purposes only. For detailed colours, contact us today.
Frame Colour Selected:
Classic Cream / Classic Cream
TURN AROUND
Outside View
*Colour configurations are for illustration purposes only. For detailed colours, contact us today.
Frame Colour Selected:
Chartwell Green / Chartwell Green
TURN AROUND
Outside View
*Colour configurations are for illustration purposes only. For detailed colours, contact us today.
Frame Colour Selected:
Rosewood / Rosewood
TURN AROUND
Outside View
*Colour configurations are for illustration purposes only. For detailed colours, contact us today.
Frame Colour Selected:
Nut Tree / Nut Tree
TURN AROUND
Outside View
*Colour configurations are for illustration purposes only. For detailed colours, contact us today.
Frame Colour Selected:
Irish Oak / Irish Oak
TURN AROUND
Outside View
*Colour configurations are for illustration purposes only. For detailed colours, contact us today.
Frame Colour Selected:
Golden Oak / Golden Oak
TURN AROUND
Outside View
*Colour configurations are for illustration purposes only. For detailed colours, contact us today.
Frame Colour Selected:
Black Ash / Black Ash
TURN AROUND
Outside View
*Colour configurations are for illustration purposes only. For detailed colours, contact us today.
Frame Colour Selected:
Anthracite / Anthracite
TURN AROUND
Outside View
*Colour configurations are for illustration purposes only. For detailed colours, contact us today.
Frame Colour Selected:
Agate Grey / White
TURN AROUND
Outside View
*Colour configurations are for illustration purposes only. For detailed colours, contact us today.
Frame Colour Selected:
Irish Oak / White
TURN AROUND
Outside View
*Colour configurations are for illustration purposes only. For detailed colours, contact us today.
Frame Colour Selected:
Chartwell Green / White
TURN AROUND
Outside View
*Colour configurations are for illustration purposes only. For detailed colours, contact us today.
Frame Colour Selected:
Rosewood / White
TURN AROUND
Outside View
*Colour configurations are for illustration purposes only. For detailed colours, contact us today.
Frame Colour Selected:
Nut Tree / White
TURN AROUND
Outside View
*Colour configurations are for illustration purposes only. For detailed colours, contact us today.
Frame Colour Selected:
Golden Oak / White
TURN AROUND
Outside View
*Colour configurations are for illustration purposes only. For detailed colours, contact us today.
Frame Colour Selected:
Anthracite Grained / White
TURN AROUND
Outside View
*Colour configurations are for illustration purposes only. For detailed colours, contact us today.
Frame Colour Selected:
Grey Ali / White
TURN AROUND
Outside View
*Colour configurations are for illustration purposes only. For detailed colours, contact us today.
Frame Colour Selected:
Black Smooth / White
TURN AROUND
Outside View
*Colour configurations are for illustration purposes only. For detailed colours, contact us today.
Frame Colour Selected:
White Grain / White
TURN AROUND
Outside View
*Colour configurations are for illustration purposes only. For detailed colours, contact us today.
Frame Colour Selected:
Classic Cream / White
TURN AROUND
Outside View
*Colour configurations are for illustration purposes only. For detailed colours, contact us today.
Frame Colour Selected:
Black Ash / White
TURN AROUND
Outside View
*Colour configurations are for illustration purposes only. For detailed colours, contact us today.
Frame Colour Selected:
Anthracite Smooth / White
TURN AROUND
Outside View
*Colour configurations are for illustration purposes only. For detailed colours, contact us today.
Frame Colour Selected:
Agate Grey / Heritage White
TURN AROUND
Outside View
*Colour configurations are for illustration purposes only. For detailed colours, contact us today.
Frame Colour Selected:
English Oak / English Oak
TURN AROUND
Outside View
*Colour configurations are for illustration purposes only. For detailed colours, contact us today.
Frame Colour Selected:
English Oak / Heritage White
TURN AROUND
Outside View
*Colour configurations are for illustration purposes only. For detailed colours, contact us today.
Frame Colour Selected:
Heritage White / Heritage White
TURN AROUND
Outside View
*Colour configurations are for illustration purposes only. For detailed colours, contact us today.
Frame Colour Selected:
Ice Cream / Heritage White
TURN AROUND
Outside View
*Colour configurations are for illustration purposes only. For detailed colours, contact us today.
Frame Colour Selected:
Heritage White / English Oak
TURN AROUND
Outside View
*Colour configurations are for illustration purposes only. For detailed colours, contact us today.
Frame Colour Selected:
Black Ash / Heritage White
TURN AROUND
Outside View
*Colour configurations are for illustration purposes only. For detailed colours, contact us today.
Frame Colour Selected:
Anthracite / Heritage White
TURN AROUND
Outside View
*Colour configurations are for illustration purposes only. For detailed colours, contact us today.
Frame Colour Selected:
Ginger Oak / White
TURN AROUND
Outside View
*Colour configurations are for illustration purposes only. For detailed colours, contact us today.
Frame Colour Selected:
Dark Red / White PVC
TURN AROUND
Outside View
*Colour configurations are for illustration purposes only. For detailed colours, contact us today.
Frame Colour Selected:
Vin Rouge / White PVC
TURN AROUND
Outside View
*Colour configurations are for illustration purposes only. For detailed colours, contact us today.
Frame Colour Selected:
Agate Grey / White PVC
TURN AROUND
Outside View
*Colour configurations are for illustration purposes only. For detailed colours, contact us today.
Frame Colour Selected:
Fir Green / White PVC
TURN AROUND
Outside View
*Colour configurations are for illustration purposes only. For detailed colours, contact us today.
Frame Colour Selected:
Blue Steel / White PVC
TURN AROUND
Outside View
*Colour configurations are for illustration purposes only. For detailed colours, contact us today.
Frame Colour Selected:
Quartz Grey / White PVC
TURN AROUND
Outside View
*Colour configurations are for illustration purposes only. For detailed colours, contact us today.
Frame Colour Selected:
Grey / White PVC
TURN AROUND
Outside View
*Colour configurations are for illustration purposes only. For detailed colours, contact us today.
Frame Colour Selected:
Basalt Grey / White PVC
TURN AROUND
Outside View
*Colour configurations are for illustration purposes only. For detailed colours, contact us today.
Frame Colour Selected:
Slate Grey / White PVC
TURN AROUND
Outside View
*Colour configurations are for illustration purposes only. For detailed colours, contact us today.
Frame Colour Selected:
Cedar Grey / White PVC
TURN AROUND
Outside View
*Colour configurations are for illustration purposes only. For detailed colours, contact us today.
Frame Colour Selected:
Claystone / White
TURN AROUND
Outside View
*Colour configurations are for illustration purposes only. For detailed colours, contact us today.
Frame Colour Selected:
Honey Oak Super Matt / White PVC
TURN AROUND
Outside View
*Colour configurations are for illustration purposes only. For detailed colours, contact us today.
Frame Colour Selected:
Pepper Oak Super Matt / White PVC
TURN AROUND
Outside View
*Colour configurations are for illustration purposes only. For detailed colours, contact us today.
Frame Colour Selected:
Soft Cherry / White PVC
TURN AROUND
Outside View
*Colour configurations are for illustration purposes only. For detailed colours, contact us today.
Frame Colour Selected:
Rustic Cherry / White PVC
TURN AROUND
Outside View
*Colour configurations are for illustration purposes only. For detailed colours, contact us today.
Frame Colour Selected:
Bronze Metallic / White PVC
TURN AROUND
Outside View
*Colour configurations are for illustration purposes only. For detailed colours, contact us today.
Frame Colour Selected:
Pyrite Metallic / White PVC
TURN AROUND
Outside View
*Colour configurations are for illustration purposes only. For detailed colours, contact us today.
Frame Colour Selected:
Silver Bullit / White PVC
TURN AROUND
Outside View
*Colour configurations are for illustration purposes only. For detailed colours, contact us today.
Frame Colour Selected:
Sage Smooth Matt / White PVC
TURN AROUND
Beautiful Colours
The Deceuninck flush doors are available in an extensive range of foiled colours, helping homeowners make the perfect colour combination for their property. We also provide colour matching ancillaries, trims and accessories.
Clear
Arctic
Autumn
Casin
Chantilly
Charcoal Sticks
Contora
Cotswold
Digital
Everglade
Flemish
Florielle
Mayflower
Minister
Oak
Pelerine
Reeded
Stippolyte
Sycamore
Taffeta
Tribal
Warwick
Glass Selected:
Clear
Bespoke Glazing
We offer a wide range of stained glass and bevelled glass designs to ensure that our doors offer a striking, impressive aesthetic. Our comprehensive range of styles allows anybody to find the perfect choice for their property with ease.
Brochures
DOWNLOAD BROCHURESDownload our brochure to check out our full range of uPVC windows and doors. They’re packed with plenty of additional information, including detailed colour swatches and photos.
Transform Your Home's Look: Explore Our Window / Door Configurator -
Preview Our Extensive Range of Interior and Exterior Shades With The “Turn Around” Icon.
Single Colours
Our single colours are readily stocked and available with quick turnarounds.
White / White
White Grain / White Grain
Anthracite Grained / Anthracite Grained
Classic Cream / Classic Cream
Chartwell Green / Chartwell Green
Rosewood / Rosewood
Nut Tree / Nut Tree
Irish Oak / Irish Oak
Golden Oak / Golden Oak
Black Ash / Black Ash
Anthracite / Anthracite
Dual Colours
Enjoy interior and exterior customisation, as well as shorter delivery times with our stunning dual colour options.
Heritage Colours
Available for fast dispatch, our heritage colours offer shorter delivery times.
Premium Colours
Providing exceptional quality and individuality, our non stocked premium colour are available at an additional cost with extended lead times.
Outside View
*Colour configurations are for illustration purposes only. For detailed colours, contact us today.
Frame Colour Selected:
White / White
TURN AROUND
Outside View
*Colour configurations are for illustration purposes only. For detailed colours, contact us today.
Frame Colour Selected:
White Grain / White Grain
TURN AROUND
Outside View
*Colour configurations are for illustration purposes only. For detailed colours, contact us today.
Frame Colour Selected:
Anthracite Grained / Anthracite Grained
TURN AROUND
Outside View
*Colour configurations are for illustration purposes only. For detailed colours, contact us today.
Frame Colour Selected:
Classic Cream / Classic Cream
TURN AROUND
Outside View
*Colour configurations are for illustration purposes only. For detailed colours, contact us today.
Frame Colour Selected:
Chartwell Green / Chartwell Green
TURN AROUND
Outside View
*Colour configurations are for illustration purposes only. For detailed colours, contact us today.
Frame Colour Selected:
Rosewood / Rosewood
TURN AROUND
Outside View
*Colour configurations are for illustration purposes only. For detailed colours, contact us today.
Frame Colour Selected:
Nut Tree / Nut Tree
TURN AROUND
Outside View
*Colour configurations are for illustration purposes only. For detailed colours, contact us today.
Frame Colour Selected:
Irish Oak / Irish Oak
TURN AROUND
Outside View
*Colour configurations are for illustration purposes only. For detailed colours, contact us today.
Frame Colour Selected:
Golden Oak / Golden Oak
TURN AROUND
Outside View
*Colour configurations are for illustration purposes only. For detailed colours, contact us today.
Frame Colour Selected:
Black Ash / Black Ash
TURN AROUND
Outside View
*Colour configurations are for illustration purposes only. For detailed colours, contact us today.
Frame Colour Selected:
Anthracite / Anthracite
TURN AROUND
Outside View
*Colour configurations are for illustration purposes only. For detailed colours, contact us today.
Frame Colour Selected:
Agate Grey / White
TURN AROUND
Outside View
*Colour configurations are for illustration purposes only. For detailed colours, contact us today.
Frame Colour Selected:
Irish Oak / White
TURN AROUND
Outside View
*Colour configurations are for illustration purposes only. For detailed colours, contact us today.
Frame Colour Selected:
Chartwell Green / White
TURN AROUND
Outside View
*Colour configurations are for illustration purposes only. For detailed colours, contact us today.
Frame Colour Selected:
Rosewood / White
TURN AROUND
Outside View
*Colour configurations are for illustration purposes only. For detailed colours, contact us today.
Frame Colour Selected:
Nut Tree / White
TURN AROUND
Outside View
*Colour configurations are for illustration purposes only. For detailed colours, contact us today.
Frame Colour Selected:
Golden Oak / White
TURN AROUND
Outside View
*Colour configurations are for illustration purposes only. For detailed colours, contact us today.
Frame Colour Selected:
Anthracite Grained / White
TURN AROUND
Outside View
*Colour configurations are for illustration purposes only. For detailed colours, contact us today.
Frame Colour Selected:
Grey Ali / White
TURN AROUND
Outside View
*Colour configurations are for illustration purposes only. For detailed colours, contact us today.
Frame Colour Selected:
Black Smooth / White
TURN AROUND
Outside View
*Colour configurations are for illustration purposes only. For detailed colours, contact us today.
Frame Colour Selected:
White Grain / White
TURN AROUND
Outside View
*Colour configurations are for illustration purposes only. For detailed colours, contact us today.
Frame Colour Selected:
Classic Cream / White
TURN AROUND
Outside View
*Colour configurations are for illustration purposes only. For detailed colours, contact us today.
Frame Colour Selected:
Black Ash / White
TURN AROUND
Outside View
*Colour configurations are for illustration purposes only. For detailed colours, contact us today.
Frame Colour Selected:
Anthracite Smooth / White
TURN AROUND
Outside View
*Colour configurations are for illustration purposes only. For detailed colours, contact us today.
Frame Colour Selected:
Agate Grey / Heritage White
TURN AROUND
Outside View
*Colour configurations are for illustration purposes only. For detailed colours, contact us today.
Frame Colour Selected:
English Oak / English Oak
TURN AROUND
Outside View
*Colour configurations are for illustration purposes only. For detailed colours, contact us today.
Frame Colour Selected:
English Oak / Heritage White
TURN AROUND
Outside View
*Colour configurations are for illustration purposes only. For detailed colours, contact us today.
Frame Colour Selected:
Heritage White / Heritage White
TURN AROUND
Outside View
*Colour configurations are for illustration purposes only. For detailed colours, contact us today.
Frame Colour Selected:
Ice Cream / Heritage White
TURN AROUND
Outside View
*Colour configurations are for illustration purposes only. For detailed colours, contact us today.
Frame Colour Selected:
Heritage White / English Oak
TURN AROUND
Outside View
*Colour configurations are for illustration purposes only. For detailed colours, contact us today.
Frame Colour Selected:
Black Ash / Heritage White
TURN AROUND
Outside View
*Colour configurations are for illustration purposes only. For detailed colours, contact us today.
Frame Colour Selected:
Anthracite / Heritage White
TURN AROUND
Outside View
*Colour configurations are for illustration purposes only. For detailed colours, contact us today.
Frame Colour Selected:
Ginger Oak / White
TURN AROUND
Outside View
*Colour configurations are for illustration purposes only. For detailed colours, contact us today.
Frame Colour Selected:
Dark Red / White PVC
TURN AROUND
Outside View
*Colour configurations are for illustration purposes only. For detailed colours, contact us today.
Frame Colour Selected:
Vin Rouge / White PVC
TURN AROUND
Outside View
*Colour configurations are for illustration purposes only. For detailed colours, contact us today.
Frame Colour Selected:
Agate Grey / White PVC
TURN AROUND
Outside View
*Colour configurations are for illustration purposes only. For detailed colours, contact us today.
Frame Colour Selected:
Fir Green / White PVC
TURN AROUND
Outside View
*Colour configurations are for illustration purposes only. For detailed colours, contact us today.
Frame Colour Selected:
Blue Steel / White PVC
TURN AROUND
Outside View
*Colour configurations are for illustration purposes only. For detailed colours, contact us today.
Frame Colour Selected:
Quartz Grey / White PVC
TURN AROUND
Outside View
*Colour configurations are for illustration purposes only. For detailed colours, contact us today.
Frame Colour Selected:
Grey / White PVC
TURN AROUND
Outside View
*Colour configurations are for illustration purposes only. For detailed colours, contact us today.
Frame Colour Selected:
Basalt Grey / White PVC
TURN AROUND
Outside View
*Colour configurations are for illustration purposes only. For detailed colours, contact us today.
Frame Colour Selected:
Slate Grey / White PVC
TURN AROUND
Outside View
*Colour configurations are for illustration purposes only. For detailed colours, contact us today.
Frame Colour Selected:
Cedar Grey / White PVC
TURN AROUND
Outside View
*Colour configurations are for illustration purposes only. For detailed colours, contact us today.
Frame Colour Selected:
Claystone / White
TURN AROUND
Outside View
*Colour configurations are for illustration purposes only. For detailed colours, contact us today.
Frame Colour Selected:
Honey Oak Super Matt / White PVC
TURN AROUND
Outside View
*Colour configurations are for illustration purposes only. For detailed colours, contact us today.
Frame Colour Selected:
Pepper Oak Super Matt / White PVC
TURN AROUND
Outside View
*Colour configurations are for illustration purposes only. For detailed colours, contact us today.
Frame Colour Selected:
Soft Cherry / White PVC
TURN AROUND
Outside View
*Colour configurations are for illustration purposes only. For detailed colours, contact us today.
Frame Colour Selected:
Rustic Cherry / White PVC
TURN AROUND
Outside View
*Colour configurations are for illustration purposes only. For detailed colours, contact us today.
Frame Colour Selected:
Bronze Metallic / White PVC
TURN AROUND
Outside View
*Colour configurations are for illustration purposes only. For detailed colours, contact us today.
Frame Colour Selected:
Pyrite Metallic / White PVC
TURN AROUND
Outside View
*Colour configurations are for illustration purposes only. For detailed colours, contact us today.
Frame Colour Selected:
Silver Bullit / White PVC
TURN AROUND
Outside View
*Colour configurations are for illustration purposes only. For detailed colours, contact us today.
Frame Colour Selected:
Sage Smooth Matt / White PVC
TURN AROUND
Beautiful Colours
The Deceuninck flush doors are available in an extensive range of foiled colours, helping homeowners make the perfect colour combination for their property. We also provide colour matching ancillaries, trims and accessories.
Clear
Arctic
Autumn
Casin
Chantilly
Charcoal Sticks
Contora
Cotswold
Digital
Everglade
Flemish
Florielle
Mayflower
Minister
Oak
Pelerine
Reeded
Stippolyte
Sycamore
Taffeta
Tribal
Warwick
Glass Selected:
Clear
Bespoke Glazing
We offer a wide range of stained glass and bevelled glass designs to ensure that our doors offer a striking, impressive aesthetic. Our comprehensive range of styles allows anybody to find the perfect choice for their property with ease.
Handles & Hardware
These flush doors come with a choice of inline, SBP and fab and fix handles. These can be colour customised to suit the style of the property. Choose anything from standard white to striking gold with our quality hardware range.
Brochures
DOWNLOAD BROCHURESDownload our brochure to check out our full range of uPVC windows and doors. They’re packed with plenty of additional information, including detailed colour swatches and photos.
Transform Your Home's Look: Explore Our Window / Door Configurator -
Preview Our Extensive Range of Interior and Exterior Shades With The “Turn Around” Icon.
Transform Your Home's Look: Explore Our Window / Door Configurator -
Preview Our Extensive Range of Interior and Exterior Shades With The “Turn Around” Icon.
Click through our showroom to explore our products in greater detail
Explore Our Virtual Showroom
Click through our showroom to explore our products in greater detail
Explore Our Virtual Showroom
Charming Authentic Appearance
Due to their charming and authentic appeal, our heritage flush doors can be customised to suit modern and traditional homes.
Choose from our extensive range of colours, finishes and hardware options to capture your desired look. Find a Sternenster approved installer of flush doors near you today.
Ten Years Guaranteed
Never worry about any door colour discolouration from natural wearing and tearing from the weather again with our durable colour options. Harmonise your new flush door with its surroundings with a choice of 26 colours that come with a ten year guarantee.
Charming Authentic Appearance
Due to their charming and authentic appeal, our heritage flush doors can be customised to suit modern and traditional homes.
Choose from our extensive range of colours, finishes and hardware options to fulfil your project’s needs. We make it easy for customers to enhance the look of our flush doors to their exact preference.
Ten Years Guaranteed
Our hand picked colour options are exceptionally durable and come with a ten year manufacturer’s guarantee. Provide your customers with the peace that they have made a worthwhile investment in their home.
Frequently Asked Questions
Who is Sternfenster?
Established in 1974, Sternfenster became one of the UK’s largest trade fabricators of uPVC and aluminium windows and doors. Currently run by Mike and Simon Parczuk, the original founders’ sons, we continue to deliver high-quality products nationally but with the values of a family-run business.
We are proud to have over 50 years of manufacturing at Sternfenster and are fully committed to UK homeowners and offering sustainable products and services wherever possible. Working closely within the trade and retail industry, we offer nationwide delivery across our comprehensive portfolio.
How fast are your lead times?
We offer exceptionally fast lead times as low as five days, without compromising on quality.
Does Sternfenster offer any warranties for their products?
We offer competitive warranties, lead times as fast as five days and outstanding aftercare.
Frequently Asked Questions
What systems do you use for your flush doors?
We manufacture our flush doors with high quality uPVC 2800 Deceuninck systems. Start selling with Sternfenster today.
Who is Sternfenster?
Established in 1974, Sternfenster became one of the UK’s largest trade fabricators of uPVC and aluminium windows and doors. Currently run by Mike and Simon Parczuk, the original founders’ sons, we continue to deliver high-quality products nationally but with the values of a family-run business.
We are proud to have over 50 years of manufacturing at Sternfenster and are fully committed to UK homeowners and offering sustainable products and services wherever possible. Working closely within the trade and retail industry, we offer nationwide delivery across our comprehensive portfolio.
How fast are your lead times?
We offer exceptionally fast lead times as low as five days, without compromising on quality.
Does Sternfenster offer any warranties for their products?
We offer competitive warranties, lead times as fast as five days and outstanding aftercare.
Energy Savings Calculator
Use our energy savings calculator to find out how much upgrading your windows can save you in the long run.
Energy Savings Calculator
Use our energy savings calculator to find out how much your customers can save in the long run.
Find Your Approved Installer
Our network of approved installers guarantees you the best service and the highest quality products.
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Start Selling Sternfenster
Join our network of approved installers, so that you can offer your customers the best service and the highest quality products.
- Postcode
- Name
- Contact Details
Start Selling Sternfenster Today
Get in touch today with enquires for or any of our market leading products. Sell the best with Sternfenster.
Become An Approved Installer
Grow your business with an award winning manufacturer. We’ll support you with materials and expert guidance every step of the way.
Outsource Fabrication To Sternfenster
Looking to outsource for any of your projects? Get started today. We will provide you with expert guidance for your trade success.
