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Select Calculation Type
PVC and aluminium Windows and Doors for every budget
At Portal das Janelas, we select the most suitable solutions according to your budget and individual needs. We work with different profile brands so you can choose the option that best meets your expectations and budget.
We guarantee quality, thermal and acoustic comfort, energy efficiency, and official warranties, ensuring your home is more comfortable and secure.
The right solution, at the right price — with confidence and durability.
Select Calculation Type
Select Calculation Type
PVC and aluminium Windows and Doors for every budget
At Portal das Janelas, we select the most suitable solutions according to your budget and individual needs. We work with different profile brands so you can choose the option that best meets your expectations and budget.
We guarantee quality, thermal and acoustic comfort, energy efficiency, and official warranties, ensuring your home is more comfortable and secure.
The right solution, at the right price — with confidence and durability.
Request a Quote We guarantee quality, thermal and acoustic comfort, energy efficiency, and official warranties, ensuring your home is more comfortable and secure.
The right solution, at the right price — with confidence and durability.
About Our Company
At Portal das Janelas, we specialize in the installation and repair of windows in apartments and houses. We work with PVC windows from leading brands on the market, such as WDS, Salamander, Cortizo, Aluplast, as well as aluminium windows.
On our website, you can choose the materials and type of glass, simulate a quote, and, if you prefer, request a technician’s visit to take measurements. This professional will also help prepare a detailed quote and contract, ensuring a simple and hassle-free process.
Our goal is to make everything quick and convenient for you. Explore our catalog, send us your request, or contact us by phone for any inquiries.
On our website, you can choose the materials and type of glass, simulate a quote, and, if you prefer, request a technician’s visit to take measurements. This professional will also help prepare a detailed quote and contract, ensuring a simple and hassle-free process.
Our goal is to make everything quick and convenient for you. Explore our catalog, send us your request, or contact us by phone for any inquiries.
Select Calculation Type
PVC and Aluminium Window Profiles
More products
PVC and Aluminium Door Profiles
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Why Choose Our Windows
- Durability and
Strength - Noise Reduction
System - Superior Design and Quality
- Warranty on Windows
and Components
Need help estimating your window project?
Request a call back today.
Request a call back today.
Our Process
Contact or Request
Get in touch with us through the website, the form, or by phone. We respond quickly and answer all your questions
Measurement Service
A specialized technician visits the site to take precise measurements and help you choose the profile, glass, and the best solution for your project.
The visit has a cost of €30 for locations within 50 km from the centre of Lisbon. For longer distances, the price will be discussed individually.
This amount will be deducted from the final quotation if the windows are ordered.
The visit has a cost of €30 for locations within 50 km from the centre of Lisbon. For longer distances, the price will be discussed individually.
This amount will be deducted from the final quotation if the windows are ordered.
Quote and Confirmation
You will receive a clear and detailed quote, with fixed prices, deadlines, and all conditions. Once approved, we proceed with your order
Production
The windows and doors are custom-made using certified profiles and high-quality materials
Delivery, Dismantling, and Installation
We handle delivery, remove the old windows, professionally install the new ones, and ensure a clean and secure finish
Guarantee and Assistance
We provide a warranty on both the products and installation, as well as after-sales support to ensure your peace of mind and satisfaction
Request a Technician Visit
Our technician will assist with measurements and answer all your questions
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What is included in the ‘Turnkey’ installation of windows and doors
With our ‘Turnkey’ installation, we take care of the entire process so you don’t have to worry about anything. It includes:
- Professional on-site measurement to ensure a perfect fit
- Supply of windows and doors according to your chosen specifications
- Removal and disposal of old elements (windows, doors, glass)
- Complete installation, including assembly, sealing, and finishing
- Final cleaning of the work area
- Functionality tests and quality checks
- Handover of the service with warranty and post-installation support
Over 200 successful installations completed.
We ensure a fast and efficient process, from delivery to installation, for your complete satisfaction
Contact Us
Send us your contact details to schedule a technician visit or ask your question by phone
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