
FAKRO Roof Windows: Everything You Need to Know Before Installing
Complete guide to FAKRO roof windows: types, benefits, installation, maintenance and prices. Tecnisun, exclusive FAKRO distributor in Granada, advises you.
Read article
Official manufacturers of thermal break aluminium windows. S64RP, S74RP and S88RP series for maximum performance.
By Tecnisun C.B. · Last updated: March 2026
Resumen
Thermal break aluminium windows by STRUGAL (S64RP, S74RP, S88RP series). Custom-made in Granada with 10-year warranty. Prices from 200 EUR/m2. Maximum strength and modern design.
S64RP (STRUGAL technical data sheet), S74RP (STRUGAL technical data sheet) and S88RP (STRUGAL technical data sheet) series with thermal break. CE certification and European marking.
Superior thermal insulation (as per CTE DB-HE) with polyamide barrier. Up to 60% energy saving (according to IDAE)s (according to IDAE).
RAL lacquering, anodised, wood effect, two-tone. Full customisation with Qualicoat certification.
High-strength structural aluminium. Ideal for large dimensions and coastal areas.
Aluminium does not rust or warp. An occasional clean is all it needs.
Each window is manufactured in our workshop to the exact measurements of your property.
Choose from over 200 RAL colours. Matte, gloss, textured or wood-effect finishes to match your facade perfectly.
10-year official warranty on profiles and 5 years on hardware. Backed by Spain's largest architectural aluminium manufacturer.

We analyse your project and recommend the ideal STRUGAL series based on performance and budget.

Our technician visits your property to take millimetre-precise measurements of each opening.

Full breakdown: profiles, glazing, hardware, finishes and installation. No surprises.

Precision CNC machining in our own workshop. Quality control piece by piece.
Artículo relacionado
PVC vs Aluminium: Complete Comparative Guide →The S64RP (STRUGAL technical data sheet) is the standard series with good performance. The S88RP (STRUGAL technical data sheet) is the premium range with maximum insulation (Uw 1.0), ideal for cold areas like Sierra Nevada.
With thermal break, aluminium achieves very similar performance to PVC, with the advantage of greater structural strength and slimmer profiles.
The full RAL chart, silver/bronze/black anodised, wood effects and two-tone finishes (different interior/exterior).
With minimal maintenance, STRUGAL (STRUGAL technical data sheet) aluminium windows have a service life of over 40 years.

Free quote with technical site visit. Official STRUGAL manufacturers in Granada and Malaga.