
More light, more comfort, more insulation
PVC windows LIS
LIS Solaris and Armony PVC windows offer high thermal and acoustic performance, security and modern design for every home.


Two systems, one quality
The presence of the triple seal improves the window's seal against air, water and noise.
It guarantees greater insulation, living comfort and superior performance over time.
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The 76 mm deep system represents an advanced standard in the design of PVC windows.
This size allows for the creation of more robust and high-performance profiles, capable of improving thermal insulation, structural stability and durability over time.
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The 76mm system offers greater stability and better insulation performance.
It allows the use of glass up to 48 mm and triple seal, ensuring comfort, energy efficiency and durability over time.
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More light in the rooms
The slim profiles and larger glass surfaces allow natural light to enter the rooms, improving comfort and quality of life.
✔ greater brightness
✔ contemporary aesthetics
✔ more open environments

Glass makes the difference
Thanks to LIS's in-house glassworks, we can recommend the most suitable glass for every need.
✔ thermal insulation
✔ acoustic comfort
✔ safety
✔ greater brightness
Each window can be configured with high-performance glass.




Structural glass bonding
On Armony and Solaris, LIS uses structural glass bonding technology as standard.
An advanced system that joins glass and profile using a two-component structural sealant (A+B), automatically mixed by precision industrial machinery.
The glass is no longer a simple element inserted into the frame, but becomes an integral part of the window structure.
The result is a more stable, safer window designed to last over time.
Glass becomes structure

Il vetro diventa parte integrante della struttura del serramento, aumentando la stabilità dell'anta e riducendo le deformazioni.
Maggiore rigidità della finestra
The two-component sealant maintains constant performance over time, avoiding the failures typical of foams or silicones.
Better performance over time
Structural gluing allows for larger, brighter windows while maintaining high stability.
Larger glass surfaces
Glass becomes structure

Il vetro è saldamente integrato nel telaio, rendendo più difficile la rimozione dall'esterno.
Maggiore sicurezza
The weight of the glass is evenly distributed across the entire profile, improving the durability of the hardware.
Better load distribution
Finishes for every architectural style
LIS windows are available in different finishes to suit every project.



