
Cortizo A70 & C70 for the Algarve
Five-chamber reinforced PVC by Cortizo (Spain): A70 for casement and tilt-and-turn, C70 for sliding. Guardian Sun glass, German ROTO hardware and a clear warranty.
- AProfile class
- 0.9Uw from, W/m²K
- 32Glass up to, mm
Warmth, quiet and less heat
Indicative figures for a typical Cortizo specification in the Algarve climate. Exact values after survey and glass/profile selection.
- Warmth & condensation protection~92%
- Noise protection~88%
- Heat & sun protection~85%
- Electricity savings~90%
Five-chamber PVC by Cortizo
Five-chamber reinforced PVC profile by Cortizo — manufactured in Spain. Seals provide effective thermal and acoustic insulation; high energy efficiency retains warmth in winter and coolness in summer, reducing electricity costs for climate control.
- Durable material: rust-resistant, waterproof, difficult to ignite
- Profile colour does not change in the sun
- Opening types: casement, sliding, tilt, folding
- Shapes: arched, round, rounded or bevelled corners, triangular
- Over 30 colours; painted on both sides or one side only
Cortizo A70 Abisagrada
- AProfile class
- 0.9Uw from, W/m²K
- 32Glass up to, mm
Casement and tilt-and-turn systems for everyday comfort. Inward opening: casement, tilt-and-turn, tilt and folding. Outward — casement. Double EPDM seal.
- Energy class A: thermal transmittance Uw from 0.9 W/m²K — depends on size and glass.
- Glazing unit up to 32 mm.
- Opening type to suit the room: kitchen, bedroom, living room, balcony exit.
- Finish: white, colour, wood effect; different colour outside and inside (bicolour).

Cortizo C70 de Correr
- 1.3Uw from, W/m²K
Sliding system with 2, 3, 4 or 6 sashes — for wide openings and panoramic access to the terrace or garden.
- Thermal transmittance Uw from 1.3 W/m²K — comfortable for sliding openings in the Algarve.
- Convenient opening without the sash swinging into the room — more freedom near the opening.
- Finish: white, colours, wood effect; different colour outside and inside when needed.

Guardian Sun glazing units
- SunGuardian for the Algarve
- 2Years warranty on the unit
Glass is the largest part of a window. For the Algarve we use double or triple Guardian Sun: warmth stays inside in winter, less solar heat in summer. Laminated, acoustic and solar-control options are also available.
- Guardian Sun — our standard and optimal package for the local climate.
- Low-emissivity coating: warmth inside in winter, less heat in summer.
- When needed we add noise, safety or tinting — glass selected during the survey.
German ROTO hardware
We use German ROTO hardware with RotoSil Nano coating — outstanding rust resistance. 5 colours that pair well with coloured windows. Ventilation and a pet door can be added.
- 2-year warranty on hardware from the delivery date
- RotoSil Nano coating — outstanding rust resistance; 5 colours to match the profile
- Additional ventilation on the frame or sash
- Pet door — cut into the glass or panel
Warranty periods
- 10Years — PVC profile
- 2Years — hardware
- 2Years — glass / shutters / screens
Full terms on the delivery terms page. In brief, from the delivery date:
- The warranty does not cover damage caused by improper use.
- Out-of-warranty service is chargeable, after a quote.
Colour, glass, handles, décor
- Profile colours
Over 30 colours. Both sides or one side only (bicolour). Colour does not fade in the sun. Full catalogue via the button below.
Open colour catalogue - Glazing units
Double and triple. Guardian Sun, laminated, acoustic and solar-control options.
- Handles & hardware
German ROTO. RotoSil Nano coating — outstanding rust resistance; 5 colours to match the windows.
- Shapes & décor
Arched, round, rounded and bevelled corners, triangular. Glazing bars and panels.
Find your situation
- Owner-occupied flat
Warmth, quiet and a neat look — without unnecessary complexity.
- Private house
Different openings in one project: kitchen, bedrooms, living room.
- Balcony & terrace
Casement and sliding solutions for outdoor access.
- Rental apartments
Quieter for guests, lower climate bills and a neat look for the property.
Simple. Honest. Reliable.
- Enquiry & quote
You send a request — we clarify the brief, timing and systems, then prepare a preliminary estimate so you can compare scope and budget early.
- Site measurement
A specialist measures each opening — free depending on distance — then we send the final proposal with confirmed sizes, glass and hardware.
- Order & production
Signed order confirmation and the first 50% payment — only then does production start. We keep you informed on readiness.
- Install & handover
The second 50% is due when goods are ready. Then delivery, professional installation, acceptance and warranty support.
Let's measure your project
Leave your details — we'll call back and arrange a visit. Free measurement depending on distance.

