About Us

We Value TrustSustainabilityProfitability

Who We are

We are a company formed by a team attentive to the most varied and demanding market demands, we have teams with highly qualified professionals and for this reason we ensure the production and commercialization of circular ducts, rectangular ducts and accessories.

We combine our experience and knowledge with a technical and commercial team that is always up to date and attentive to the latest cutting-edge technologies and thus we are able to provide our customers with relevant and complete information about our products and services.

The Vision

CLIDUCT intends to stand out as a reference in the national pipeline manufacturing market, highlighting the satisfaction of all interested parties and creating added value.

The Mission

CLIDUCT’s mission is to produce and sell quality products, striving for the satisfaction of our customers and all interested parties, taking into account the compliance with the hygiene and safety standards in force while ensuring an adequate environmental performance.

Our History

In 2018 we started our activity and since then our daily goal is to work to deliver the best solutions.


The Foundation

The Foundation

Founded in 2018 in Paredes, in the Porto region, CLIDUCT – Industries and Manufacturing was born out of the growing market need in the area of the production of ducts and accessories for ventilation systems. Since then we have been working to make our mark on the current market, which is more demanding every day.


The Facilities

The Facilities

Our ducts for HVAC systems are subjected to tightness tests in order to certify the quality of our products. The tests are carried out according to the following standards:

Circular ducts: EN 12237: 2003 – “Ventilation for buildings. Ductwork. Strength and leakage of circular sheet metal ducts”

Rectangular ducts: EN 1507: 2006 – “Ventilation for buildings – sheet metal air ducts with rectangular section – Requirements for strength and leakage.”

Our Values

Our activity is governed by basic but essential values.


Valuing People



Integrity and Sustainability