Manufacture and supply
of timber, PVC and
aluminium windows
Made in our own factories, installed by a certified team, with warranties up to 10 years depending on the component. Over 21 years manufacturing joinery in Europe
- 21 years of experience
- 2 production units
Our products
Profile systems from the leading European brands: Reynaers, Cortizo, Aluplast, Salamander and Aluprof
Wooden Windows
Repairable solid timber with the grain on show, in the Naturo 68 and 80 and Esperia Life 74 and 80 systems
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Aluminium Windows
Slim sections for wide openings, with thermal breaks specified to the system and the calculation
PVC Windows
High thermal and acoustic insulation on a controlled budget, with simple maintenance, in multi-chamber profiles
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Steel Windows
The slimmest visible geometry and high rigidity, in profiles with industrial character
Learn moreOther systems
Solutions that complete the project: sliding systems, partitions, door panels and facades

Timber sliding systems
Large glazed panels with the warmth of timber

Aluminium sliding systems
Generous openings and low-profile thresholds

PVC sliding systems
Thermal and acoustic insulation, smooth movement

Glass partitions
Contemporary structures that preserve daylight

Door panels
Contemporary panels for entrances with character
Specialist consultation
Advice on system, lead times and materials
From the first sketch
to the final fitting
We design, manufacture and install with our own teams, so we answer for every stage of your project
Design
We design facades, windows and doors to suit every opening, with technical drawings and a joinery schedule.
Learn moreManufacturing
Two production units making windows, doors, skylights and sliding systems, among others.
Learn moreInstallation
Our own certified teams, fitting to our installation and sealing standard.
Learn moreCompleted projects
Over 200 completed projects: houses, terraces, offices and facades in Portugal, Spain, Switzerland and other European markets
House in MarbellaView project
Century-old house, EstremozView project
Sintra hotelView project
INATEL building, BragaView project
Painter’s gallery, SintraView project
Dynamic Frame, ZuriqueView project
Visit our showroom
See the systems in person and talk to our team about your project
1990-194 Lisbon, Portugal info@sklo.pt
