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Expansive glass panels, slim sightlines and effortless operation. The AP400 is a premium lift-and-slide system designed for wide openings — patios, terraces, extensions and garden façades across Ireland.
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Our lift and slide aluminium doors are among our most popular solutions, designed to bring a sense of scale and elegance to any home. With expansive glass panels and slim sightlines, they create striking panoramic views while maintaining excellent security and energy efficiency.
Maximising natural daylight, these doors help reduce the need for artificial lighting — lowering energy costs and creating brighter, more inviting living spaces. Ideal for wide openings in new builds, extensions, and renovation projects, they combine innovative engineering with contemporary design.
The AP400 is a premium aluminium lift-and-slide system, specifically designed for large openings such as patios, terraces, and garden façades. It delivers the perfect balance of strength, thermal efficiency, and ease of use.
The AP400 combines architectural precision with practical engineering — delivering large, beautiful openings that perform in the real world.
Slim profiles maximise the glass area, keeping the appearance clean, modern and architectural while ensuring structural integrity across large openings.
High-performance lifting mechanism allows large, heavy panels to glide effortlessly. Smooth and quiet in everyday use across the full range of panel sizes.
Capable of supporting large sash weights up to 400kg, making the AP400 suitable for the widest, most ambitious glazed openings.
Choose from 28mm or 42mm glazing thicknesses, with double or triple glazing options for enhanced thermal performance suited to your project.
Robust aluminium frames, secure glazing retention and multi-point locking systems provide reassurance without compromising the clean appearance of the door.
Available in two, three and four-pane configurations with mono, dual and triple track options — adaptable to almost any opening size or layout.
The lift-and-slide principle is what sets the AP400 apart from a standard sliding door. The mechanism is elegantly simple — and immediately noticeable in everyday use.
Rotating the handle engages the lifting rollers, raising the door panel slightly off its seals and reducing friction to near zero.
With the panel lifted, even the heaviest sashes glide along the track with minimal effort — smooth and quiet throughout.
Lowering the handle returns the door to its sealed position, compressing firmly against the weather seals for an airtight, weathertight closure.
Manufactured from high-quality aluminium alloy with a polyamide thermal break, the AP400 delivers exceptional durability, low maintenance and a lifespan measured in decades.
Rigorously tested to minimise air infiltration and maximise year-round comfort.
High-quality seals and engineered tracks protect against Irish wind-driven rain.
Structurally rated for wind loads appropriate for exposed Irish locations.
Multi-point locking tested to provide robust protection without compromising aesthetics.
The AP400 is available in a range of panel and track configurations, allowing it to be tailored to almost any project — from a simple two-panel patio to a wide four-panel garden façade.
One fixed and one sliding panel. Clean and simple — suitable for most standard rear openings and patio access.
Mono TrackOne or two sliding panels across a wider opening. Ideal for larger extensions where a two-pane is not wide enough.
Dual TrackTwo sliding panels creating a wide, dramatic opening across a garden façade, terrace or open-plan living space.
Triple TrackThe AP400 is available in an extensive range of RAL powder-coat colours and hardware finishes, with dual-colour options to match interior and exterior aesthetics independently.
Full RAL colour range available on request • Custom hardware and handle finishes also available
We make it straightforward to specify, quote and install the AP400 for your project — whether you are a homeowner, architect or builder.
Share the approximate opening size, location and what you would like to achieve. A few details are enough to get started.
We will help you understand suitable configurations, glazing options, colours, lead times and installation requirements.
You will receive a tailored quotation based on the size, specification and requirements of your project.
Once approved, your AP400 doors can be ordered, scheduled and installed to the agreed project plan.
Send us a few details about your project and we will help you find the right AP400 configuration for your space, budget and design goals.
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Everything you need to know before specifying or ordering your lift and slide doors.
Whether you are planning a new extension, replacing existing patio doors or specifying glazing for a new build, we can help you choose the right AP400 configuration — and get it installed to the highest standard across Ireland.