v=spf1 include:zoho.com ~all
top of page



Siadow's Sia 4500C and Sia 280S has been developed in close coordination and cooperation from Alutec SRL Italy ;

Sia 260S, Sia 370S have been developed with support from ETA S.p.A. Italy


Siadow | Alutec Srl

Founded in the early 80s, Alutec SRL invented the famous "R" System, which still is the most widely used Aluminium Building System in Italy. Alutec has developed specific capabilities and expertise in the manufacturing of special Accessories & Hardwares for the "R" System making it one of the most versatile systems in the industry


A top class Accessory & Hardware producer in Italy. Wide range of Accessories ofr Casement & Sliding Windows. Available in RAL colors, Gold, Silver & Inox finishes.


Sia 4500C today happens to be one of the most popular Casement Window System in India.



Sia 4500C Casement Windows have been tested for two prestigious projects and came out with very high results in terms of Air Infiltration; Water Penetration; and Structural Stability



4500C & 280S series have been developed in close cooperation with Alutec SRL




Siadow | ETA

Estrusione Technologies Avanzate [ETA], has been in the Italian market since 1992. In a short time, it has reached its target of productivity & quality which brought the START series to the forefront of Architectural Aluminium Profiles in Italy. This leading position has been achieved through constant technological and process improvements.


ETA's START 410, 510 & 900S are Cold Systems while START 470TT, 560TT, 640TT, 760TT, 900STT & AS1300S are Thermal Break Series. ETA also has Aluminium Wood Systems both in Casement & Sliding.


Sia 260S & Sia 370S, now popular in India are based on START 410S & 900S respectively. ETA extends its technical support to SSPL. These Building Systems along with Sia 4500C are the current trendsetters in the industry. In agreement with ETA, Siadow promotes all ETA Systems; Thermal as well as Non-Thermal throughout India. ETA's 560TT & 900STT have been well accepted by leading fabricators in India

bottom of page