GSP Pocket Door
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GSP Pocket Door
The GSP Pocket Door offers a minimalist solution for open-plan living, designed to disappear seamlessly into the wall for uninterrupted space, and maximising the available opening.
Three sliding door models
Standard or corner designs
Expert support and advice
Get your quote:
mm x mm
1. Width: Measure horizontally across the opening from edge to edge at the top, middle, and bottom. Use the smallest measurement.
2. Height: Measure vertically from top to bottom on the left, center, and right sides. Use the smallest measurement.
1 pane
1. Width: Measure horizontally across the opening from edge to edge at the top, middle, and bottom. Use the smallest measurement.
2. Height: Measure vertically from top to bottom on the left, center, and right sides. Use the smallest measurement.
Anthracite Grey
1. Width: Measure horizontally across the opening from edge to edge at the top, middle, and bottom. Use the smallest measurement.
2. Height: Measure vertically from top to bottom on the left, center, and right sides. Use the smallest measurement.
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Overview
Fully concealed sliding action
Precision-made by Glideline to deliver one of the best pocket sliding doors on the market, the GSP Pocket Sliding Door system is available as a GS15, GS20 and GS25 version, but all configured for in-wall pocket installations. This allows panels to slide fully into the structure, leaving no visible door and creating a completely open aperture.
Compatible with GS15, GS20 and GS25
Ideal for new builds or extensions the GSP Pocket Door is the perfect solution for achieving a clean architectural look and a wow-factor opening. You benefit from invisible doors, increased space and smooth indoor-outdoor transitions. With slim sightlines, excellent thermal performance, and a wide range of sizes and finishes, the GSP combines design freedom with reliable engineering—suitable for both high-end residential and commercial projects.
Minimal Sightlines Maximum Impact
Open up your client’s space and make movement effortless with pocket sliding doors. These aluminium doors provide a seamless transition between rooms within your customer’s property.
Exceptional Thermal Performance
Doors slide completely into the wall, leaving no visible panel and maximising the available aperture when fully open. Flush stacking is also available. Pocket doors also suit tighter spaces and smaller rooms.
Bespoke-Made for All Projects
Our three market-leading sliding door solutions are all available custom-built to suit a pocket sliding solution in your home or commercial building, giving you three sightline, styling and performance options. Glideline GSP Pocket doors are available as two, three or four panel door sets, fixed or open corner designs. And all come with standard or completely flush track options, standard or hidden frame fixing.
Proven Glideline Engineering and Reputation
The reduced frame and maximum high performance glass in every GSP Pocket Door promises low U-Values and all doors meet current Building Regulations. Made to order, with flexible sizing, panel layouts, and colour choices to suit bespoke structural requirements.

GSP Pocket Doors - The Ultimate Mimimalist Look
With numerous door sets installed nationwide, our pocket sliding doors promise advanced design, ultra-premium components for the best possible sliding action and everyday user experience in the home or commercial property.

Made by Glideline - Experts in Technically Demanding Doors
For projects that demand an uninterrupted architectural flow, the GSP Pocket Door offers a refined, fully recessed sliding door solution. By sliding completely into a wall cavity, it eliminates the visible sash and frame when open—creating full-width access and a seamless connection between indoors and out. Whether used in a kitchen extension, new-build living space, or commercial setting, it adds clarity, light, and flexibility. The flush stacking option, further adds to its aesthetic. |

Your Complete Solution for Pocket Sliding Doors
We work with you, your builder, installer or architect to ensure the GSP Pocket Door integrates right-first-time into your building design, whether you choose the GS15, GS20 or GS25 sliding door model.
Glideline specialises in precision-engineered aluminium sliding doors for high-spec residential and commercial environments. The GSP Pocket Door benefits from our proven manufacturing expertise, attention to detail and complete suite of sliding door models and versions.
GSP Pocket Doors are available with multiple track and panel options, flush tracks with integrated drainage, trickle ventilation where needed and may options for the door glass, double glazed or triple glazed on the GS25. Complete with a choice of colours including special metallics, anodised and wood effect sublimation finishes.
Pocket door systems require early project planning and coordination, only expert manufacturing and precise installation. Glideline offers full technical assistance from the design stage onwards, including advice on wall construction, thresholds, clearances, and structural integration. With our team’s input, you can ensure a successful project outcome and showpiece pocket sliding doors.
Work with a manufacturer that delivers technically demanding doors with knowledge, expertise and reputation. Contact us today for more information on how to get pocket sliding doors in your project.
Options
Handle colours
Technical specifications
General
Interlock profile: 20mm
Possibility to embed frames within the wall
Up to 4 rails
Thermally broken
Possibility of sash encounters at a 90o corner without a mullion
Maximum width of panels 2500mm
Maximum height of panels 3000mm
Maximum panel weight 320kg
Maximum glazing thickness 30mm
Test data
U value from 1.3 (W/m2K)
Maximum acoustic insulation 41Db
Air permeability (EN 12207): Class 4*
Water tightness (EN 12208): Class 7A*
Wind resistance (EN 12210): Class C5*
*Reference test Balcony 1.23 x 1.55m. 1 sash + 1 fixed light.
Twin track
Minimum structural threshold 150mm
Drip cill, subdrain, no cill or pressing as options below threshold
Triple track
Minimum structural threshold 210mm
Drip cill, subdrain, no cill or pressing as options below threshold
Quad track
Minimum structural threshold 210mm
- Sliding configuration left to right
Drip cill, subdrain, no cill or pressing as options below threshold
- Central locking panels available as an option

Colour Finishes
Available from Glideline
Powder Coating RAL Finish
Standard 7016M and 9005M, 9010G
Available in 150+ RAL finishes
Textured finish available
Split color for interior/exterior
Anodized aluminium
Class 15; 15-19 micrometer coating for external use as standard
Class 20; 20-24 micrometer coating for use in aggressive conditions, industrial areas and marine pollution
Class 20; 20-24 micrometer coating for use in aggressive conditions, industrial Silver brushed, silver rough brushed, bright silver, matte silver, brushed steel, rough brushed steel, brushed champagne re-polished, bright gold, rough brushed inox re-polished, brushed stainless steel, rough brushed ivory re-polished, brushed bronze, rough brushed bronze and re-polished, rough brushed copper re-polished, rough brushed Bordeaux re-polished, rough brushed green, rough brushed blue re-polished, rough brushed grey re-polished, matte black and marine pollution
Wood effect powder coating
Available in pine, oak, cherry wood, sapele, African walnut, walnut, chestnut and white wood
Reviews
Glideline installed 6 sets of sliding doors in our house. This was a major investment for us so we wanted it to be just right. David and all the team were friendly and helpful from start to finish. Henry was…
Thank you to the installers Joe and Luke for their hard work. It wasn't easy going up all the stairs but they were happy doing so and I couldn't be happier with the doors. Also Henry has been fantastic from the start.
FAQs
What’s the maximum glazing thickness?
With our aluminium pocket doors, you can have a glazing thickness of as much as 30mm. This will help to provide the best levels of thermal efficiency and security for your customer’s home.
How weatherproof are they?
Through rigorous testing, we have ensured that our concertina doors are fully weather protected. They’ve been tested against air permeability, water tightness and wind resistance.
Will these doors suit my home?
Regardless of whether you live in a modern house or a traditional property, these sliding doors will fit seamlessly in. They are available in a range of colours as well as a wood effect finish, which is perfect for a more heritage feel.
If we haven’t answered your question, Send us a message