Sliding Windows

Sliding Windows

Specializing in top sliding solutions we developed many different sliding types to better fit your needs. Either standard systems or high-end premium sliding types can serve any type of building.

Kaptain’s slider systems can bear the load and last for many generations to come

Standard slider K54 is the most common type of sliding element that is used in any standard sized door or window, when ease of use, low part count and reliability is key.

Material: high-impact uPVC with enhanced steel geometry


- Three chamber profile cross section with 54 mm building depth

- Large scale steel reinforcements with high static properties and precision fit in hardware

- Preinstalled brush pile and coextruded PCE glazing gasket

- Glazing thicknesses up to 28 mm

- Backset glazing bead with shortened coextruded gasket for enhanced visual appeal and easier cleaning

- Support lobes position the steel reinforcement and secure it at a distance to counteract heat transfer.

- Perfectly prepared building connection

- Couplings, extensions, and other ancillary parts (posts or angle connections) can be used

- Available in triple rail allowing for up to 6 sash element variations

- Complete profile series (main and secondary profiles) are stabilized with environmentally friendly calcium / zinc instead of lead

Product Catalogue

Standard slider K54 is manufactured by Kaptain with very high specifications and 2022 technology

Standard technical specifications

  • Thermal insulation Uf=2,3 W/m²K
  • Five (5) thermal insulating chambers
  • Energy double glazing Ug = 1,1 W/m²K
  • German steel reinforcement
  • Multiple locking points based on dimensions
  • Burst resistance to RC1 category
  • Safety handles
  • Case construction depth 80mm





Extra options

Integrated ventilation system

Blinds in glazing

Anti-vandalistic glazing



It is produced exactly in the dimensions of the opening

It stands out compared to common frames


Kaptain Synthetic Frames are manufactured with German, certified raw materials and according to ISO 9001 production standards are CE certified. The quality of Kaptain's frames is based on high technology investment in 2016 and the deep know-how since 1990 in pvc frames.


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