SISTEVEN is one of Spain’s most important ventilation and diffusion manufacturers. All our staff comes from another company with a wide experience in both production branches: diffusion and ventilation.

This fact, linked to excitement and feeling like doing things fine, made possible for SISTEVEN, in this short time, to be established in this market with new and improved products. Offering a high customized service by means of our distributors.

Having started with a 22 employee staff, nowadays, is composed of 55 people. It is located in a 5.000 m2 warehouse.

Regular sales system is managed through distributors, choosing all Spanish areas, and  abroad in a minor extent.

Our main manufactures are:

Diffusion:

A great variety in grilles (moveable, fixed, double and curved slat, regulations, lineal).
Round diffusors (standard and high induction), square, rectangular, lineal, plenum, regulations, rotational.
Plastic intake mouth.

Ventilation:

Direct transmission centrifugal fans from 6/3 to 15/15 equipped with different motors with 1 or 3 speed.
Pulley transmission centrifugal fans available from 7/7 to 30/28.
Single intake centrifugal fans models from 9/4 to 30/14.
All boxes are isolated with VNF-12 material, antivibration joint, and springs, adapted to different weights.
Units suitable for 400º 2/h.

We are constantly developing all our products and at the same time, creating new ones.
Our philosophy is quality improvement, customized dealing with our distributors and adaptation to all market needs.