The inside of a glazed extension looking out into the garden.

SDL Akzent Vision Wintergarden

The SDL Akzent Vision offers a unique design with its built-in steel cables and components.

Clean Lines, An Unique And Striking Design

What is a Wintergarden? A thermally insulated glazed roof structure that can be enjoyed all year round. All of Solarlux’s sliding, bifolding and fixed glazing is compatible with the structure so whatever your needs, Solarlux has the solution. There is no better way to bring the outdoors, indoors without the ned for an internal door between the existing and new space.

The SDL Akzent Vision Wintergarden’s striking design is one of it’s key features. This product offers a unique design with its built in steel cables and components. It is designed to maximise the amount of light that comes into the room. The roof system allows roof pitches from 5° to 45°.

The Wintergarden is versatile and can suit any style of property or commercial space. The choice is yours with ventilation, heating and lighting options and all can be automated for your own comfort. The Wintergarden allows you to enjoy the outside space in the colder months, and open up the space in the warmer months.

All Solarlux products are made with highly sustainable materials. The aluminium is low maintenance for your convenience and will stand the test of time.

Technology at a glance

Designer Rafters

Perforated T-rafters with steel cables

Drainage

Cascading

Fast Assembly

of wall joint

Thermal Insulation

Complies with German Energy Savings Ordinance (EnEV) requirements for domestic wintergarden

Glazing

28 mm – 44 mm

System Description

Design Features

  • Roof system with full thermal insulation. Tested and certified in accordance with EN ISO 10077.
  • Roof pitches from 5° to 45° available
  • The powder-coated and rounded profiles join together to form a harmonic unit. The design has a timeless elegance.
  • Wall joint allows for simple installation. Bearings allow the hinge profile to fit into the hinge of the roof pitch.
  • Designed for roof glazing thicknesses of 28 to 44 mm with glass support on 4 sides. Pane recess, glazing rebate ventilation and glazing rebate drainage comply with glass industry requirements.
  • The T-profiles, some of which are pre-drilled, have a 60 mm sight line to lend your wintergarden maximum transparency.
  • One of the things that makes the SDL Akzent Vision wintergarden special is the way you can see how the force is transferred through its steel cables and stainless steel components. For projects with special structural requirements, a steel sub-structure provides extra rigidity.
  • The elements are installed with enough clearance from the pillars and gutter to allow them to expand without any problem when the temperature fluctuates. The space is filled using backer rod or compound foam.
  • The elements are installed against the element rebates, with the sufficient clearance from the pillars and eaves. This compensates for construction and manufacturing discrepancies.
  • The thermally insulated pillars with exterior element rebates fit all element depths between 50 and 80 mm, and are installed without any visible screws. Glass moulding around the pillars and eaves provides the necessary interior support.
  • The available side rafters guarantee the same thermal insulation under the rafters as throughout the profile system, without any additional beams. The 24 mm exterior rebate with additional seal profile ensures that the elements can be installed without any problem, even under the side rafters. Flat aluminium material provides the interior support for the elements under the side rafters.
  • The mid rail that divides the glass is form-fitted between the rafters, and can transfer the load from the panes to them without any problem. The cascading drainage design ensure optimum drainage of any condensation that forms around the mid rail and wall rail.
  • The gutter joints are force-fitted with the gutter connectors for connections that fit perfectly at any angle.
  • Wintergarden ventilation via high-quality manual or electric skylights and/or dosing or roll ventilator with automatic control system, depending on customer requirements.
  • Structural analysis tables are available for construction and calculation purposes during the design phase. Property-specific structural analyses for the system are created shortly before order fulfilment.
  • The wintergarden roof construction is completely pre-fabricated before delivery; this high degree of pre-fabrication significantly reduces the installation time. The wintergarden can be installed immediately on site without any further manufacturing work. All the end pieces are pre-fitted, the downpipe – where applicable – is pre-drilled, the rafter connections are pre-drilled with screws/connectors inserted in the profiles, and all the ventilation holes are also pre-drilled. The adjustable foot brackets make it easy to fine-tune the alignment of the roof construction.
  • The sophisticated roof system does not require silicone insulation.
  • The sturdy dimensions of the elements can be found in the drawings provided with the order confirmation. These can be used to manufacture the elements and ensure that they are ready when the time comes to deliver the roof construction. The glass dimensions are supplied with the order confirmation for monopitch roofs, and calculated and provided approx. 1 week before shipping for all other roof types. This means that the entire wintergarden – roof construction, glazing and elements – can be installed in one go. This reduces installation costs and keeps the end customer satisfied.
  • Solarlux recommends using the following vertical elements: Ecoline and Highline bi-folding doors.

Solarlux World Of Colours

Solarlux products are available in any RAL colour. The standard colour palette includes around 30 RAL colours in both matt and gloss finishes at no extra cost.

RAL 1015

RAL 3011

RAL 5003

RAL 5008

RAL 5014

RAL 6005

RAL 6009

RAL 7004

RAL 7006

RAL 7015

RAL 7016

RAL 7021

RAL 7024

RAL 7035

RAL 7038

RAL 7039

RAL 7040

RAL 8017

RAL 8019

RAL 8022

RAL 8077

RAL 9001

RAL 9003

RAL 9004

RAL 9005

RAL 9006

RAL 9007

RAL 9010

RAL 9011

RAL 9016

What Our Clients Say

See All Testimonials

Rachel & Ruben, Old Portsmouth

I cannot describe how much we love our new space! Waking up in the morning to the views and going to sleep to the lights of Gosport and the IOW is amazing. Thank you so much. The kids think their rooms are pretty cool too. Thank you Jeremy, for everything. You and your team have been amazing!

Mrs Rose G

Westcott Architectural Glazing installed my Velfac windows and front door at the end of 2025. The company was very helpful from the point of first contact, advising on technical matters, and timescales. The installers were professional and polite, and meticulous in cleaning up at the end of each day. The new windows look far bigger than the old ones, and let in so much light. I’m glad that Westcott suggested the pine interior finish – they make a 1980s semi look very stylish and Scandi!

Richard

We had a leak from our VELFAC windows, so we got in touch with Westcott Architectural Glazing for a fix. The windows are over 12 years old, so not unexpected! It was a simple process and they attended site about 2 weeks from our first contact. Turns out the problem was not with the windows, but from the roof above. Jack was very Proffesional and really took his time looking at every possible other reason for the leak. To be fair he was right! What made the visit so impressive in my view was it would have been so easy to say “it’s not the window you need to call a roofer”. Jack did a repair job sealing up the possible problems on the roof and did a very nice job. Now that I know the job may not be a long term fix, but the very fact that he went out of his way to find a solution says a lot about him and the company. This was not a flying visit about 2 hours were spent finding and fixing the problem. Nice to find a company who cares and goes the extra mile. I may still have a leak at some points but at least they tried, that i fully respect and appreciate.

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